PARKING ASSIST MONITOR SYSTEM(w/ Side Monitor System) "CHK" message(s) are displayed on the SIGNAL CHECK screen.

DTC Code DTC Name
"CHK" message(s) are displayed on the SIGNAL CHECK screen.

DESCRIPTION

On the SIGNAL CHECK screen, it is possible to check if the signals sent to the parking assist ECU are normal (Click here).

Tip:

  • On the SIGNAL CHECK screen, "OK" (blue) is displayed for items with a normal inspection result or input state.

  • On the SIGNAL CHECK screen, "CHK" (red) is displayed for items with an abnormal inspection result or input state.

  • Displayed items may differ depending on vehicle specifications.

Item

Signal Input Method

Detail

DTC Output when Abnormal Result is Displayed

Signal Receiver

CAN

CAN communication

CAN communication signal

DTC is not output

Related ECUs

CAMERA SW

Vehicle wire harness

Steering pad switch assembly (wide view front and side monitor switch) signal input

DTC is not output

Steering pad switch assembly (wide view front and side monitor switch)

DEST

CAN communication

Destination information signal input

DTC is output

ECM

D-CAM SET

Vehicle wire harness

Driver side television camera feedback signal

DTC is output

Individual setting

WIRING DIAGRAM

E286833E01

CAUTION / NOTICE / HINT

Note:

  • When "System initialising" is displayed on the multi-display assembly after the battery cable is disconnected, correct the steering angle neutral point (Click hereClick here).

  • Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the parking assist monitor system may be needed (Click hereClick hereClick here).

PROCEDURE

  1. CHECK DISPLAY CHECK MODE

    1. E282807C03

      *A

      w/o Multi-terrain Monitor

      *B

      w/ Multi-terrain Monitor

      Check which items display on the SIGNAL CHECK screen.

      Result

      Result

      Proceed to

      "CAMERA SW" displays "CHK" (red)

      A

      "CAN" or "DEST" displays "CHK" (red)

      B

      "D-CAM SET" displays unmatched information

      C
    B

    GO TO CAN COMMUNICATION SYSTEM

    Click here

    C

    CHECK FOR DTC

    Click here

    A

  2. INSPECT STEERING PAD SWITCH ASSEMBLY (WIDE VIEW FRONT AND SIDE MONITOR SWITCH)

    1. Remove the steering pad switch assembly.

      Click here

    2. Inspect the steering pad switch assembly.

      Click here

      Result

      Result

      OK

      NG
    NG

    REPLACE STEERING PAD SWITCH ASSEMBLY

    Click here

    OK

  3. INSPECT SPIRAL WITH SENSOR CABLE SUB-ASSEMBLY

    1. Remove the spiral with sensor cable sub-assembly.

      Click here

    2. Inspect the spiral with sensor cable sub-assembly.

      Click here

    Result

    Result

    OK

    NG
    NG

    REPLACE SPIRAL WITH SENSOR CABLE SUB-ASSEMBLY

    Click here

    OK

  4. CHECK HARNESS AND CONNECTOR (SPIRAL WITH SENSOR CABLE SUB-ASSEMBLY - PARKING ASSIST ECU)

    1. Disconnect the G28 spiral with sensor cable sub-assembly connector.

    2. Disconnect the I6 parking assist ECU connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      G28-3 (+DP) - I6-7 (BLSW)

      Always

      Below 1 Ω

      G28-3 (+DP) - Body ground

      Always

      10 kΩ or higher

      Result

      Result

      OK

      NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. CHECK HARNESS AND CONNECTOR (SPIRAL WITH SENSOR CABLE SUB-ASSEMBLY - DRIVING SUPPORT SWITCH CONTROL ECU)

    1. Disconnect the G28 spiral with sensor cable sub-assembly connector.

    2. Disconnect the G60 driving support switch control ECU connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      G28-10 (GND1) - G60-4 (SWI2)

      Always

      Below 1 Ω

      G28-10 (GND1) - Body ground

      Always

      10 kΩ or higher

    Result

    Result

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  6. REPLACE DRIVING SUPPORT SWITCH CONTROL ECU

    1. Replace the driving support switch control ECU with a new or normally functioning one.

      Click here

    2. Check that "CAMERA SW" displays "OK" on the SIGNAL CHECK screen.

      OK

      "CAMERA SW" displays "OK".

    Result

    Result

    OK

    NG
    OK

    END (DRIVING SUPPORT SWITCH CONTROL ECU IS DEFECTIVE)

    NG

    REPLACE PARKING ASSIST ECU

    Click here