NAVIGATION SYSTEM, Diagnostic DTC:B1321, B1323, B1324, B1563

DTC Code DTC Name
B1321 Lost Communication with EMV
B1323 Lost Communication with Haptic Device
B1324 Lost Communication with Meter
B1563 Haptic Device Disconnected

DESCRIPTION

These DTCs are stored when communication between the radio receiver assembly and remote touch (remote operation controller assembly) or combination meter assembly is not possible.

DTC No. Detection Item DTC Detection Condition Trouble Area
B1321 Lost Communication with EMV The radio receiver assembly cannot receive data from the remote touch (remote operation controller assembly).

  • Local bus circuit between radio receiver assembly and remote touch (remote operation controller assembly)

  • Remote touch (remote operation controller assembly) power source circuit

  • Remote touch (remote operation controller assembly)

  • Combination meter assembly

  • Radio receiver assembly

  • Harness or connector
B1323 Lost Communication with Haptic Device The remote touch (remote operation controller assembly) cannot receive data from the radio receiver assembly.

  • Local bus circuit between radio receiver assembly and remote touch (remote operation controller assembly)

  • Remote touch (remote operation controller assembly) power source circuit

  • Remote touch (remote operation controller assembly)

  • Combination meter assembly

  • Radio receiver assembly

  • Harness or connector
B1324 Lost Communication with Meter After the radio receiver assembly receives a registration information signal, which is sent by the combination meter assembly when the engine switch is on (IG), 1 or more times, the radio receiver assembly cannot receive the signal for 30 seconds or more

  • Local bus circuit between radio receiver assembly and remote touch (remote operation controller assembly)

  • Remote touch (remote operation controller assembly) power source circuit

  • Remote touch (remote operation controller assembly)

  • Combination meter assembly

  • Radio receiver assembly

  • Harness or connector
B1563 Haptic Device Disconnected The remote touch (remote operation controller assembly) is/was not connected while the engine switch is/was on (ACC) or on (IG).

  • Local bus circuit between radio receiver assembly and remote touch (remote operation controller assembly)

  • Remote touch (remote operation controller assembly) power source circuit

  • Remote touch (remote operation controller assembly)

  • Combination meter assembly

  • Radio receiver assembly

  • Harness or connector

WIRING DIAGRAM

A01VS7HE05

CAUTION / NOTICE / HINT

Note


  • Inspect the fuses for circuits related to this system before performing the following procedure.

  • After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

    Click here

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY))


    1. Disconnect the cable from the negative (-) battery terminal.

    2. Disconnect the O57 radio receiver assembly connector.

    3. Disconnect the O75 remote touch (remote operation controller assembly) connector.

    4. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      O57-3 (CNH1) - O75-9 (MO+) Always Below 1 Ω
      O57-4 (CNL1) - O75-8 (MO-) Always Below 1 Ω
      O57-3 (CNH1) - Body ground Always 10 kΩ or higher
      O57-4 (CNL1) - Body ground Always 10 kΩ or higher
      O75-9 (MO+) - O75-8 (MO-) Always 10 kΩ or higher
      O75-9 (MO+) - O75-1 (+B) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      O75-8 (MO-) - O75-1 (+B) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  2. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - COMBINATION METER ASSEMBLY)


    1. Disconnect the cable from the negative (-) battery terminal.

    2. Disconnect the O57 radio receiver assembly connector.

    3. Disconnect the O4 combination meter assembly connector.

    4. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      O57-20 (CNH2) - O4-3 (MSCH) Always Below 1 Ω
      O57-21 (CNL2) - O4-2 (MSCL) Always Below 1 Ω
      O57-20 (CNH2) - Body ground Always 10 kΩ or higher
      O57-21 (CNL2) - Body ground Always 10 kΩ or higher
      O4-3 (MSCH) - O4-2 (MSCL) Always 10 kΩ or higher
      O4-3 (MSCH) - O75-1 (+B) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      O4-2 (MSCL) - O75-1 (+B) Cable disconnected from negative (-) battery terminal 6 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. CHECK HARNESS AND CONNECTOR (REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) POWER SOURCE)


    1. Reconnect the cable from the negative (-) battery terminal.

    2. Disconnect the O75 remote touch (remote operation controller assembly) connector.

    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      O75-1 (+B) - Body ground Always 11 to 14 V
      O75-6 (ACC) - Body ground Engine switch on (ACC) 11 to 14 V

    4. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      O75-10 (GND) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. INSPECT COMBINATION METER ASSEMBLY


    1. Remove the combination meter assembly.

      Click here

    2. A01VSQYC02
      *a

      Component without harness connected

      (Combination Meter Assembly)

      Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      3 (MSCH) - 2 (MSCL) Always 108 to 132 Ω
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE COMBINATION METER ASSEMBLY Click here

    OK

  5. INSPECT RADIO RECEIVER ASSEMBLY


    1. Remove the radio receiver assembly.

      Click here

    2. A01VS28C10
      *a

      Component without harness connected

      (Radio Receiver Assembly)

      Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      3 (CNH1) - 4 (CNL1) Always 108 to 132 Ω
      20 (CNH2) - 21 (CNL2) Always 108 to 132 Ω
      3 (CNH1) - 20 (CNH2) Always Below 1 Ω
      4 (CNL1) - 21 (CNL2) Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE RADIO RECEIVER ASSEMBLY Click here

    OK

  6. REMOTE TOUCH SELF CHECK (CHECK VIBRATION FEEDBACK GENERATION CONDITION)


    1. Enter self-diagnostic mode.

      Click here

    2. Operate the touchpad laterally and check that the remote touch (remote operation controller assembly) generates vibration feedback.

      Note

      Since the touchpad may recognize a pinch in/out or flick operation if operated with 2 fingers, always use 1 finger to operate the touchpad in self-diagnostic mode.

      OK
      Remote touch (remote operation controller assembly) generates vibration feedback.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) Click here

    OK

  7. REPLACE COMBINATION METER ASSEMBLY


    1. Replace the combination meter assembly with a new or known good one.

      Click here

    2. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

    3. Recheck for DTCs and check that no DTCs are output.


      Body Electrical > Navigation System > Trouble Codes
      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    NG

    GO TO STEP 9 Click here

    OK

  8. CHECK METER / GAUGE SYSTEM


    1. Turn the engine switch on (IG) and wait 30 seconds.

    2. Operate the steering pad switch assembly and check that the audio tab is displayed on the multi-information display in the combination meter assembly and the audio system can be operated normally.

      OK
      Audio system returns to normal.
      Result
      Proceed to
      OK
      NG

    OK

    END

    NG

  9. REPLACE RADIO RECEIVER ASSEMBLY


    1. Replace the radio receiver assembly with a new or known good one.

      Click here

    2. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

    3. Recheck for DTCs and check that no DTCs are output.


      Body Electrical > Navigation System > Trouble Codes
      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) Click here

    OK

  10. CHECK REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY)


    1. Turn the engine switch on (IG) and wait 30 seconds.

    2. Check that the navigation system can be operated normally using the remote touch (remote operation controller assembly).

      OK
      Navigation system returns to normal.
      Result
      Proceed to
      OK
      NG

    OK

    END

    NG

    REPLACE REMOTE TOUCH (REMOTE OPERATION CONTROLLER ASSEMBLY) Click here