STOP AND START SYSTEM Stop and Start System does not Operate (Battery Condition)

DTC Code DTC Name
Stop and Start System does not Operate (Battery Condition)

DESCRIPTION

When the stop and start system does not operate, check whether the operation is prohibited because the battery conditions are not met.

Tip:
Table 1. Data List items

Oper Permission (Battery)

Oper Permission (Start Min Volt 1)

Oper Permission (Start Min Volt 2)

Oper Permission (Start Min Volt 3)

Oper Permission (Start Min Volt 4)

Oper Permission (Battery Current)

Oper Permission (Integrated Current)

Oper Prohibition (Jump Start)

PROCEDURE

  1. CONFIRM MODEL

    1. Choose the model to be inspected.

    Result

    Result

    Proceed to

    for Multi-information Display (Color Type)

    A

    except Multi-information Display (Color Type)

    B
    B

    CHECK DTC OUTPUTClick here

    A

  2. CHECK MULTI-INFORMATION DISPLAY

    1. Check whether the multi-information display displayed that the specified battery is not equipped.

      Tip:

      The multi-information display is displayed when the voltage decreases below the minimum voltage necessary for starting the non-specified battery when stop and start control is operated.

    Result

    Result

    Proceed to

    No display

    A

    Displayed in past

    B
    A

    CHECK DTC OUTPUTClick here

    B

    READ VALUE USING GTS (BATTERY TYPE)Click here

  3. CHECK DTC OUTPUT

    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Powertrain / Stop and Start / Trouble Codes.

    5. Read the DTCs.

      Powertrain > Stop and Start > Trouble Codes

      Result

      Result

      Proceed to

      DTC is not output

      A

      DTC is output

      B
    B

    GO TO DTC CHART

    Click hereClick hereClick here

    A

  4. READ VALUE USING GTS

    1. Enter the following menus: Powertrain / Stop and Start / Data List.

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Oper Permission (Battery)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Stop and start control is permitted based on battery conditions, or Active Test (forced permission) is performed

      -

      Oper Permission (Start Min Volt 1)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Battery temperature is 0°C (32°F) or lower and minimum voltage when cranking is equal to or above threshold

      If 2 or more of Start Min Volt 1, 2, 3, or 4 are OK, stop and start control is permitted

      Oper Permission (Start Min Volt 2)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Battery temperature is higher than 0°C (32°F) and minimum voltage when cranking is equal to or above threshold

      If 2 or more of Start Min Volt 1, 2, 3, or 4 are OK, stop and start control is permitted

      Oper Permission (Start Min Volt 3)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Battery temperature is 0°C (32°F) or lower and minimum voltage when starter begins operation is equal to or above threshold

      If 2 or more of Start Min Volt 1, 2, 3, or 4 are OK, stop and start control is permitted

      Oper Permission (Start Min Volt 4)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Battery temperature is higher than 0°C (32°F) and minimum voltage when starter begins operation is equal to or above threshold

      If 2 or more of Start Min Volt 1, 2, 3, or 4 are OK, stop and start control is permitted

      Oper Permission (Battery Current)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Battery discharge current is -125 A or less

      Engine stop and start ECU calculated value

      Oper Permission (Integrated Current)

      Permission of stop and start control based on the integrated current value conditions

      NG/OK

      OK: Integrated current value more than specified

      The status depend on the value of "Integrated Current", and OK/NG threshold differs according to the battery temperature.

      Oper Prohibition (Jump Start)

      Prohibition of stop and start control based on the jump start conditions

      Permit/Prohibit

      Prohibit: Engine started with the engine hood open and the ignition switch turned to START

      When Prohibit is displayed, the stop and start control will be prohibited until the ignition switch is turned off.

      Oper Prohibition (Manual Start)

      Prohibition of stop and start control based on the manual start conditions

      Permit/Prohibit

      Prohibit: During manual start

      When Prohibit is displayed, the stop and start control will be prohibited until the ignition switch is turned off.

      Conditions for Manual Start:

      • Clutch start switch OFF or vehicle speed signal input

      • Neutral position switch OFF

      • Starter signal OFF

      Powertrain > Stop and Start > Data List

      Tester Display

      Oper Permission (Battery)

      Oper Permission (Start Min Volt 1)

      Oper Permission (Start Min Volt 2)

      Oper Permission (Start Min Volt 3)

      Oper Permission (Start Min Volt 4)

      Oper Permission (Battery Current)

      Oper Permission (Integrated Current)

      Oper Prohibition (Jump Start)

      Oper Prohibition (Manual Start)

    Result

    Proceed to

    NEXT
    NEXT

  5. READ VALUE USING GTS (OPER PERMISSION (BATTERY))

    Tip:

    Check whether stop and start control was prohibited based on the battery conditions or other conditions.

    1. Enter the following menus: Powertrain / Stop and Start / Data List / Oper Permission (Battery).

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Type

      Range

      Diagnostic Note

      Oper Permission (Battery)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Stop and start control is permitted due to battery condition, or Active Test (forced permission) is performed

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Oper Permission (Battery)

      Result

      Result

      Proceed to

      NG is displayed

      A

      OK is displayed

      B
    B

    END (CHECK OTHER STOP AND START CONTROL PERMISSION/PROHIBITION CONDITIONS)

    Click here

    A

  6. READ VALUE USING GTS (STATUS OF BATTERY CHARGE CONTROL)

    Tip:

    Check whether stop and start control was prohibited based on the battery charge control mode.

    1. Start the engine and allow it to idle.

    2. Enter the following menus: Powertrain / Stop and Start / Data List / Status of Battery Charge Control.

    3. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Status of Battery Charge Control

      Battery charge control status

      Charge Control Coordination Mode/Stop and Start Standalone Mode/Refresh Charge Mode/Stop and Start Restriction Mode/Temperature High/Low Mode/Abnormal Mode/Battery Condition Judgment Mode/Low Temperature Mode

      -

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Status of Battery Charge Control

      Result

      Result

      Proceed to

      "Refresh Charge Mode", "Battery Condition Judgment Mode" or "Abnormal Mode" is not displayed

      A

      "Refresh Charge Mode" is displayed

      B

      "Battery Condition Judgment Mode" is displayed

      C

      "Abnormal Mode" is displayed

      D
      Tip:

      If "Refresh Charge Mode" is displayed, leave the vehicle idling for 30 to 60 minutes.

    B

    END (STOP AND START CONTROL PROHIBITED IN REFRESH CHARGE MODE)

    C

    END (STOP AND START CONTROL PROHIBITED IN BATTERY CONDITION JUDGMENT MODE)

    D

    GO TO CHARGING SYSTEM

    for 1ND-TV:Click hereClick hereClick here

    for 1WW:Click hereClick here

    for 8NR-FTS:Click hereClick here

    A

  7. READ VALUE USING GTS (OPER PERMISSION (START MIN VOLT 1, 2, 3, 4))

    Tip:

    Check whether stop and start control was prohibited based on the minimum starting voltage of the battery condition.

    1. Enter the following menus: Powertrain / Stop and Start / Data List.

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Oper Permission (Start Min Volt 1)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Battery temperature is 0°C (32°F) or lower and minimum voltage when cranking is equal to or above threshold

      If 2 or more of Start Min Volt 1, 2, 3, or 4 are OK, stop and start control is permitted

      Oper Permission (Start Min Volt 2)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Battery temperature is higher than 0°C (32°F) and minimum voltage when cranking is equal to or above threshold

      If 2 or more of Start Min Volt 1, 2, 3, or 4 are OK, stop and start control is permitted

      Oper Permission (Start Min Volt 3)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Battery temperature is 0°C (32°F) or lower and minimum voltage when starter begins operation is equal to or above threshold

      If 2 or more of Start Min Volt 1, 2, 3, or 4 are OK, stop and start control is permitted

      Oper Permission (Start Min Volt 4)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Battery temperature is higher than 0°C (32°F) and minimum voltage when starter begins operation is equal to or above threshold

      If 2 or more of Start Min Volt 1, 2, 3, or 4 are OK, stop and start control is permitted

      Powertrain > Stop and Start > Data List

      Tester Display

      Oper Permission (Start Min Volt 1)

      Oper Permission (Start Min Volt 2)

      Oper Permission (Start Min Volt 3)

      Oper Permission (Start Min Volt 4)

      Result

      Result

      Proceed to

      OK is displayed for 2 or more items

      A

      OK is displayed for 1 item or none

      B

      1. The Data List item "Oper Permission (Start Min Volt 1, 2, 3, 4)" is judged OK or NG according to the values of the following Data List items.

        Powertrain > Stop and Start > Data List

        Tester Display

        Measurement Item

        Range

        Normal Condition

        Diagnostic Note

        Battery Temp (Start)

        Battery temperature at engine start

        Min.: -40°C (-40°F), Max.: 100°C (212°F)

        Same as temperature around battery at engine start (after engine start)

        -

        Min Voltage(Cranking)

        Minimum battery voltage while engine cranking (incurrent trip)

        Min.: 0 V ,Max.: 327.67 V

        6 to 11 V

        Lowest battery voltage measured in a 5 second period after the starter starts operating.

        Min Volt(After Cranking)

        Minimum battery voltage just after engine cranking

        Min.: 0 V ,Max.: 40 V

        6 to 11 V

        Minimum battery voltage while starter driving

        Battery Type

        Set battery type

        Specified/Other

        Specified: Specified battery

        Other: Non-specified battery

        -

        Powertrain > Stop and Start > Data List

        Tester Display

        Battery Temp (Start)

        Min Voltage(Cranking)

        Min Volt(After Cranking)

        Battery Type

        Permission Criteria (except 8NR-FTS)

        Tester Display

        Starting Battery Voltage

        Battery Temperature*1

        Oper Permission (Start Min Volt 1)*2

        6.6 V or higher*4

        6.5 V or higher*5

        0°C (32°F) or lower

        Oper Permission (Start Min Volt 2)*2

        6.6 V or higher*4

        6.5 V or higher*5

        Higher than 0°C (32°F)

        Oper Permission (Start Min Volt 3)*3

        6.6 V or higher*4

        6.5 V or higher*5

        0°C (32°F) or lower

        Oper Permission (Start Min Volt 4)*3

        6.6 V or higher*4

        6.5 V or higher*5

        Higher than 0°C (32°F)

        • *1: Read the Data List items "Battery Temp (Start)" when checking the battery temperature.

        • *2: Min Voltage (Cranking)

        • *3: Min Volt (After Cranking)

        • *4: for 1WW

        • *5: for 1ND-TV

        Permission Criteria (Specified Battery) (for 8NR-FTS)

        Tester Display

        Starting Battery Voltage

        Battery Temperature*1

        Oper Permission (Start Min Volt 1)*2

        8.14 V or higher*4

        7.2 V or higher*5

        0°C (32°F) or lower

        Oper Permission (Start Min Volt 2)*2

        8.14 V or higher*4

        7.2 V or higher*5

        Higher than 0°C (32°F)

        Oper Permission (Start Min Volt 3)*3

        7.6 V or higher*4

        7.2 V or higher*5

        0°C (32°F) or lower

        Oper Permission (Start Min Volt 4)*3

        7.6 V or higher*4

        7.2 V or higher*5

        Higher than 0°C (32°F)

        • *1: Read the Data List items "Battery Temp (Start)" when checking the battery temperature.

        • *2: Min Voltage (Cranking)

        • *3: Min Volt (After Cranking)

        • *4: for CVT

        • *5: for Manual Transaxle

        Permission Criteria (Non-specified Battery) (for 8NR-FTS)

        Tester Display

        Starting Battery Voltage

        Battery Temperature*1

        Oper Permission (Start Min Volt 1)*2

        8.92 V or higher

        0°C (32°F) or lower

        Oper Permission (Start Min Volt 2)*2

        8.92 V or higher

        Higher than 0°C (32°F)

        Oper Permission (Start Min Volt 3)*3

        8.92 V or higher

        0°C (32°F) or lower

        Oper Permission (Start Min Volt 4)*3

        8.92 V or higher

        Higher than 0°C (32°F)

        • *1: Read the Data List items "Battery Temp (Start)" when checking the battery temperature.

        • *2: Min Voltage (Cranking)

        • *3: Min Volt (After Cranking)

    B

    READ VALUE USING GTS (BATTERY TYPE)Click here

    A

  8. READ VALUE USING GTS (OPER PERMISSION (BATTERY CURRENT))

    Tip:

    Check whether the stop and start control was prohibited based on the battery discharge current battery condition.

    1. Enter the following menus: Powertrain / Stop and Start / Data List / Oper Permission (Battery Current).

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Oper Permission (Battery Current)

      Permission of stop and start control based on the battery conditions

      NG/OK

      OK: Battery discharge current is -125 A or less

      Engine stop and start ECU calculated value

      Powertrain > Stop and Start > Data List

      Tester Display

      Oper Permission (Battery Current)

      Result

      Result

      Proceed to

      OK is displayed

      A

      NG is displayed

      B

      1. The Data List item "Oper Permission (Battery Current)" is judged OK or NG according to the values of the following Data List items.

        Powertrain > Stop and Start > Data List

        Tester Display

        Measurement Item

        Range

        Normal Condition

        Diagnostic Note

        Battery Current

        Battery current

        Min.: 0 A, Max.: 124.99 A

        -

        -

        Powertrain > Stop and Start > Data List

        Tester Display

        Battery Current

        Permission Criteria

        Tester Display

        Battery Current

        Oper Permission (Battery Current)

        -125 A or less
    B

    END (REDUCE ELECTRICAL LOAD)

    A

  9. READ VALUE USING GTS (OPER PERMISSION (INTEGRATED CURRENT))

    Tip:

    Check whether the stop and start control was prohibited based on the integrated current value battery condition.

    1. Enter the following menus: Powertrain / Stop and Start / Data List / Oper Permission (Integrated Current).

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Oper Permission (Integrated Current)

      Permission of stop and start control based on the integrated current value conditions

      NG/OK

      OK: Integrated current value more than specified

      The condition is judged based on the integrated current value.

      The status depend on the value of "Integrated Current", and OK/NG threshold differs according to the battery temperature.

      Powertrain > Stop and Start > Data List

      Tester Display

      Oper Permission (Integrated Current)

      Result

      Result

      Proceed to

      OK is displayed

      A

      NG is displayed

      B
    B

    READ VALUE USING GTS (INTEGRATED CURRENT)Click here

    A

  10. READ VALUE USING GTS (STATE OF BBC AND BBC CHECK RESULT)

    Tip:

    Check the operation of the backup boost converter.

    1. Enter the following menus: Powertrain / Stop and Start / Data List / State of BBC and BBC Check Result.

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      State of BBC

      Backup boost converter status

      Cycle Err / Overvol / Overload / Normal / Low Vol / Duty Err / S&S Sensor Electric Supply Low / S&S CPU Malfunction / BBC Overcurrent / S&S Starter Overcurrent / S&S Reduced Voltage Reset status

      Normal: Backup boost converter operating normally

      • Cycle Err:

        • Abnormal output voltage cycle is detected

      • Overvol:

        • When the ignition switch is ON:

          1. Overvoltage is detected at the control IC power source within the backup boost converter

          2. Overheating is detected at the control IC power source within the backup boost converter

        • When boosting:

          1. Error is detected in the feedback circuit in the backup boost converter

          2. Too high or low output voltage

      • Overload:

        • Overcurrent is detected.

      • Low Vol:

        • A decrease in the voltage of the control IC power source within the backup boost converter is detected when ignition switch is turned to ON.

      • Duty Err:

        • Abnormal duty ratio is detected

      BBC Check Result

      Backup boost converter check result

      Normal / Abnormal

      -

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      State of BBC

      BBC Check Result

      Result

      Result

      Proceed to

      Normal is displayed

      A

      Normal is not displayed

      B
    B

    GO TO BACKUP BOOST CONVERTER CIRCUIT

    A

  11. READ VALUE USING GTS (OPER PROHIBITION (JUMP START))

    Tip:

    Check whether stop and start control was prohibited based on the jump start battery condition.

    1. Enter the following menus: Powertrain / Stop and Start / Data List / Oper Prohibition (Jump Start).

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Oper Prohibition (Jump Start)

      Prohibition of stop and start control based on the jump start conditions

      Permit / Prohibit

      Prohibit: Engine started with the engine hood open and the ignition switch turned to START

      When Prohibit is displayed, the stop and start control will be prohibited until the ignition switch is turned off.

      Powertrain > Stop and Start > Data List

      Tester Display

      Oper Prohibition (Jump Start)

      Result

      Result

      Proceed to

      Permit is displayed

      A

      Prohibit is displayed

      B

      1. The Data List item "Oper Permission (Jump Start)" is judged Permit or Prohibit according to the values of the following Data List items.

        Powertrain > Stop and Start > Data List

        Tester Display

        Measurement Item

        Range

        Normal Condition

        Diagnostic Note

        Hood Courtesy Switch

        Hood courtesy switch signal

        ON / OFF

        ON: Engine hood closed

        OFF: Engine hood open

        -

        Oper Permission (Engine Hood Closed)

        Permission of stop and start control based on the engine hood open/close conditions

        NG / OK

        OK: Engine hood closed

        -

        Powertrain > Stop and Start > Data List

        Tester Display

        Hood Courtesy Switch

        Oper Permission (Engine Hood Closed)

        Permission Criteria

        Tester Display

        Conditions

        Oper Prohibition (Jump Start)

        ON (Engine hood closed) is displayed for Hood Courtesy Switch

        OK (Engine Hood Closed) is displayed for Oper Permission (Engine Hood Closed)
    B

    READ VALUE USING GTS (HOOD COURTESY SWITCH)Click here

    A

  12. READ VALUE USING GTS (OPER PROHIBITION (MANUAL START))

    Tip:

    Check whether the stop and start control was prohibited based on the manual start battery condition.

    1. Enter the following menus: Powertrain / Stop and Start / Data List / Oper Prohibition (Manual Start).

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Oper Prohibition (Manual Start)

      Prohibition of stop and start control based on the manual start conditions

      Permit / Prohibit

      Prohibit: During manual start

      When Prohibit is displayed, the stop and start control will be prohibited until the ignition switch is turned off.

      Conditions for Manual Start:

      • Clutch start switch OFF or vehicle speed signal input

      • Neutral position switch OFF

      • Starter signal OFF

      Powertrain > Stop and Start > Data List

      Tester Display

      Oper Prohibition (Manual Start)

      Result

      Result

      Proceed to

      Permit is displayed

      A

      Prohibit is displayed

      B
      Tip:

      If Prohibit is displayed, start the engine using a key.

    B

    END (STOP AND START CONTROL PROHIBITED DUE TO MANUAL START OPERATION)

    A

  13. READ VALUE USING GTS (OPER PERMISSION (BATTERY))

    Tip:

    Check whether the stop and start control was prohibited based on the battery temperature battery condition.

    1. Enter the following menus: Powertrain / Stop and Start / Data List / Oper Permission (Battery).

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Oper Permission (Battery)

      Permission of stop and start control based on the battery conditions

      NG / OK

      OK: Stop and start control is permitted based on battery conditions, or Active Test (forced permission) is performed

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Oper Permission (Battery)

      Result

      Result

      Proceed to

      NG is displayed

      A

      OK is displayed

      B

      1. The Data List item "Oper Permission (Battery)" is judged OK or NG according to the values of the following Data List items.

        Powertrain > Stop and Start > Data List

        Tester Display

        Measurement Item

        Range

        Normal Condition

        Diagnostic Note

        Battery Fluid Temperature

        Battery temperature

        Min.: -40°C (-40°F), Max.: 100°C (212°F)

        Changes according to actual temperature: Driving after engine warmed up

        -

        Ambient Temp Sensor

        Ambient temperature

        Min.: -80°C (-112°F), Max.: 79.9°C (175.8°F)

        Close to ambient temperature

        -

        Powertrain > Stop and Start > Data List

        Tester Display

        Battery Fluid Temperature

        Ambient Temp Sensor

        Permission Criteria

        Tester Display

        Battery Temperature*

        Oper Permission (Battery)

        Current battery temperature is between -10°C (14°F) and 70°C (158°F)
        Tip:

        *: Read the Data List items "Battery Fluid Temperature" and "Ambient Temp Sensor" when checking the battery temperature.

    B

    END (CHECK OTHER STOP AND START CONTROL PERMISSION/PROHIBITION CONDITIONS)

    A

  14. READ VALUE USING GTS (BATTERY TEMPERATURE)

    Tip:

    Check the battery temperature.

    1. Enter the following menus: Powertrain / Stop and Start / Data List.

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Battery Fluid Temperature

      Battery temperature

      Min.: -40°C (-40°F), Max.: 100°C (212°F)

      Changes according to actual temperature: Driving after engine warmed up

      -

      Ambient Temp Sensor

      Ambient temperature

      Min.: -80°C (-112°F), Max.: 79.9°C (175.8°F)

      Close to ambient temperature

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Battery Fluid Temperature

      Ambient Temp Sensor

      Result

      Result

      Proceed to

      Both "Battery Fluid Temperature" and "Ambient Temp Sensor" are as specified

      A

      "Battery Fluid Temperature" or "Ambient Temp Sensor" is not as specified

      B
      Tip:

      If the battery temperature is not as specified, leave the battery under room temperature conditions until its temperature becomes as specified.

    B

    END (STOP AND START CONTROL PROHIBITED DUE TO ABNORMAL BATTERY TEMPERATURE)

    A

  15. READ VALUE USING GTS (OPER PERMISSION (BATTERY))

    Tip:

    Check whether stop and start control was prohibited based on the alternator status battery condition.

    1. Enter the following menus: Powertrain / Stop and Start / Data List / Oper Permission (Battery).

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Oper Permission (Battery)

      Permission of stop and start control based on the battery conditions

      NG / OK

      OK: Stop and start control is permitted based on battery conditions, or Active Test (forced permission) is performed

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Oper Permission (Battery)

      Result

      Result

      Proceed to

      NG is displayed

      A

      OK is displayed

      B

      1. The Data List item "Oper Permission (Battery)" is judged OK or NG according to the values of the following Data List items.

        Powertrain > Stop and Start > Data List

        Tester Display

        Measurement Item

        Range

        Normal Condition

        Diagnostic Note

        Alternator Status

        Alternator power generation status

        Normal / Abnormal

        Normal: Alternator operation normal

        -

        Powertrain > Stop and Start > Data List

        Tester Display

        Alternator Status

        Permission Criteria

        Tester Display

        Conditions

        Oper Permission (Battery)

        Normal is displayed for Alternator Status (Alternator is generating power)

        Charge indicator lamp is off when the engine is running (Alternator is generating power)
    B

    END (CHECK OTHER STOP AND START CONTROL PERMISSION/PROHIBITION CONDITIONS)

    A

  16. READ VALUE USING GTS (ALTERNATOR STATUS)

    Tip:

    Check the power generation status of the alternator.

    1. Start the engine and allow it to idle.

    2. Enter the following menus: Powertrain / Stop and Start / Data List / Alternator Status.

    3. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Alternator Status

      Alternator power generation status

      Normal / Abnormal

      Normal: Alternator operation normal

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Alternator Status

      Result

      Result

      Proceed to

      Normal is displayed

      A

      Abnormal is displayed

      B
    B

    GO TO CHARGING SYSTEM

    for 1ND-TV:Click hereClick hereClick here

    for 1WW:Click hereClick here

    for 8NR-FTS:Click hereClick here

    A

  17. READ VALUE USING GTS (OPER PERMISSION (BATTERY))

    Tip:

    Check whether stop and start control was prohibited based on the idling stop rate battery condition.

    1. Enter the following menus: Powertrain / Stop and Start / Data List / Oper Permission (Battery).

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Oper Permission (Battery)

      Permission of stop and start control based on the battery conditions

      NG / OK

      OK: Stop and start control is permitted based on battery conditions, or Active Test (forced permission) is performed

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Oper Permission (Battery)

      Result

      Result

      Proceed to

      NG is displayed

      A

      OK is displayed

      B

      1. The Data List item "Oper Permission (Battery)" is judged OK or NG according to the values of the following Data List items.

        Powertrain > Stop and Start > Data List

        Tester Display

        Measurement Item

        Range

        Normal Condition

        Diagnostic Note

        Idling Stop Rate

        Rate of the idling stop time to the entire ignition switch ON time

        Min.: 0%, Max.: 100%

        -

        -

        Total Idling Stop Rate

        Rate of total idling stop time

        Min.: 0%, Max.: 100%

        -

        -

        Powertrain > Stop and Start > Data List

        Tester Display

        Idling Stop Rate

        Total Idling Stop Rate

        Permission Criteria

        Tester Display

        Condition

        Oper Permission (Battery)

        Idling Stop Rate is 50% or less and Total Idling Stop Rate is 40% or less
        Tip:

        If Idling Stop Rate exceeds 50%, stop and start control will not be permitted until Idling Stop Rate drops to 47% or less.

    B

    END (CHECK OTHER STOP AND START CONTROL PERMISSION/PROHIBITION CONDITIONS)

    A

  18. READ VALUE USING GTS (IDLING STOP RATE)

    Tip:

    Check the idling stop rate.

    1. Enter the following menus: Powertrain / Stop and Start / Data List / Idling Stop Rate.

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Idling Stop Rate

      Rate of the idling stop time to the entire ignition switch ON time

      Min.: 0%, Max.: 100%

      -

      -

      Total Idling Stop Rate

      Rate of total idling stop time

      Min.: 0%, Max.: 100%

      -

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Idling Stop Rate

      Total Idling Stop Rate

      Result

      Result

      Proceed to

      Idling Stop Rate is higher than 50% or Total Idling Stop Rate is 40% or higher

      A

      Idling Stop Rate is 50% or lower and Total Idling Stop Rate is 40% or lower

      B
      Tip:

      If Idling Stop Rate is higher than 50% or Total Idling Stop Rate is higher than 40%, turn the ignition switch off and leave the vehicle off for a while. After that, restart the engine. If the Data List item "Oper Permission (Battery)" still shows not permitted, the battery may be degraded or temporarily discharging. In that case, charge or replace the battery after checking the battery state.

    A

    END (STOP AND START PROHIBITED DUE TO IDLING STOP RATE 50% OR MORE OR TOTAL IDLING STOP RATE 40% OR MORE)

    B

    CHARGE OR REPLACE BATTERY AFTER CHECKING BATTERY STATE AND THEN INITIALIZE CURRENT SUM VALUE AND DRIVE VEHICLE UNTIL STOP AND START CONTROL OPERATES (APPROXIMATELY 5 TO 40 MINUTES)

  19. READ VALUE USING GTS (HOOD COURTESY SWITCH)

    Tip:

    Check the engine hood courtesy switch (hood lock assembly).

    1. Enter the following menus: Powertrain / Stop and Start / Data List / Hood Courtesy Switch.

    2. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Hood Courtesy Switch

      Hood courtesy switch signal

      ON / OFF

      ON: Engine hood closed

      OFF: Engine hood opened

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Hood Courtesy Switch

      Result

      Result

      Proceed to

      OK

      A

      NG

      B
      Tip:

      If the result is OK, the engine may have been started with the engine hood open to perform a jump start. Close the engine hood and start the engine again.

    A

    END (STOP AND START CONTROL PROHIBITED DUE TO ENGINE START WITH ENGINE HOOD OPEN)

    B

    GO TO ENGINE HOOD COURTESY SWITCH CIRCUIT

    Click here

  20. READ VALUE USING GTS (INTEGRATED CURRENT)

    Tip:

    Judge the battery condition based on the integrated current value.

    1. Start the engine and allow it to idle.

    2. Enter the following menus: Powertrain / Stop and Start / Data List / Integrated Current.

    3. According to the display on the GTS, read the Data List.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Integrated Current

      Battery integrated current

      Min.: -268434.45 A-sec, Max.: 268435.45 A-sec

      Differs according to the vehicle condition (charge / discharge conditions)

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Integrated Current

      1. Judge whether the Data List item "Integrated Current" is OK or NG according to the following table.

        Powertrain > Stop and Start > Data List

        Tester Display

        Measurement Item

        Range

        Normal Condition

        Diagnostic Note

        Battery Fluid Temperature

        Battery fluid temperature

        Min.: -40°C (-40°F), Max.: 100°C (212°F)

        Changes according to actual temperature: Driving after engine warmed up

        -

        Battery Current

        Battery current

        Min.: 0 A, Max.: 124.99 A

        -

        -

        Integrated Current

        Battery integrated current

        Min.: -268434.45 A-sec, Max.: 268435.45 A-sec

        Differs according to the vehicle condition (charge / discharge conditions)

        -

        Powertrain > Stop and Start > Data List

        Tester Display

        Battery Fluid Temperature

        Battery Current

        Integrated Current

        Standard Integrated Current Value (for 1WW)

        Status of Battery Charge Control

        Battery Temperature

        Integrated Current

        Proceed to

        Charge Control Coordination Mode or Low Temperature Mode

        -

        Below -5299 A-sec

        A

        Stop and Start Standalone Mode, Stop and Start Restriction Mode or Temperature High/Low Mode

        -15°C (5°F) or higher and below 75°C (167°F)

        Below 0 A-sec

        Stop and Start Restriction Mode or Temperature High/Low Mode

        Below -15°C (5°F) or 75°C (167°F) or higher

        -

        B

        Standard Integrated Current Value (for 1ND-TV)

        Status of Battery Charge Control

        Battery Temperature

        Integrated Current

        Proceed to

        Charge Control Coordination Mode or Low Temperature Mode

        -

        Below -3974 A-sec

        A

        Stop and Start Standalone Mode, Stop and Start Restriction Mode or Temperature High/Low Mode

        -15°C (5°F) or higher and below 75°C (167°F)

        Below 0 A-sec

        Stop and Start Restriction Mode or Temperature High/Low Mode

        Below -15°C (5°F) or 75°C (167°F) or higher

        -

        B

        Standard Integrated Current Value (for 8NR-FTS)

        Status of Battery Charge Control

        Battery Temperature

        Integrated Current

        Proceed to

        Charge Control Coordination Mode, Stop and Start Standalone Mode or Low Temperature Mode

        -

        Below -3974 A-sec

        A

        Stop and Start Restriction Mode or Temperature High/Low Mode

        -15°C (5°F) or higher and below 75°C (167°F)

        Below 0 A-sec

        Stop and Start Restriction Mode or Temperature High/Low Mode

        Below -15°C (5°F) or 75°C (167°F) or higher

        -

        B

        Cause and Action to be Taken

        Result

        Cause

        Action to be Taken

        A

        Integrated current value is limited for the stop and start control due to discharge or deterioration of the battery

        Check the battery condition and recharge or replace the battery

        B

        Integrated current value is limited for stop and start control due to battery temperature (too high/low)

        Leave the battery under room temperature conditions until its temperature becomes as specified. Then check the battery condition and recharge or replace the battery.

        • Initialize* the battery integrated current using the GTS after charging the battery, and drive the vehicle until the stop and start control operates (approximately 5 to 40 minutes).

          *: Use the GTS to perform Integrated Current Value Initialization.

          Click here

        • When the battery sensor current value is normal, recharge or replace the battery

    Result

    Proceed to

    NEXT
    NEXT

    END (RECHARGE OR REPLACE BATTERY)

  21. READ VALUE USING GTS (BATTERY TYPE)

    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Powertrain / Stop and Start / Data List / Battery Type.

    5. Check the "Battery Type" Data List Item.

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Battery Type

      Set battery type

      Specified / Other

      Specified: Specified battery

      Other: Non-specified battery

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Battery Type

    6. Check whether the battery is specified or not specified.

    Result

    Data List Battery Type Display

    Equipped Battery

    Proceed to

    Other

    Specified battery

    A

    Other

    Non-specified battery

    B

    Specified

    -

    C
    B

    EXPLAIN TO CUSTOMER THAT STOP AND START SYSTEM IS LIMITED TO PREVENT BATTERY MALFUNCTION WHEN A NON-SPECIFIED BATTERY IS USED

    C

    CHARGE OR REPLACE BATTERY AFTER CHECKING BATTERY STATE AND THEN INITIALIZE CURRENT SUM VALUE AND DRIVE VEHICLE UNTIL STOP AND START CONTROL OPERATES (APPROXIMATELY 5 TO 40 MINUTES)

    A

  22. SWITCH BATTERY TYPE

    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Powertrain / Engine and ECT / Utility / Switch Battery Type.

      Powertrain > Engine > Utility

      Tester Display

      Switch Battery Type

    5. Perform Switch Battery Type under Utility and set the Specified battery.

    6. Enter the following menus: Powertrain / Stop and Start / Data List / Battery Type.

    7. Check that the "Battery Type" Data List item is set to "Specified".

      Powertrain > Stop and Start > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Battery Type

      Set battery type

      Specified / Other

      Specified: Specified battery

      Other: Non-specified battery

      -

      Powertrain > Stop and Start > Data List

      Tester Display

      Battery Type

    Result

    Proceed to

    NEXT
    NEXT

    END