PARKING ASSIST MONITOR SYSTEM(for Camera built-in ECU) Reverse Signal Circuit

DESCRIPTION

The navigation receiver assembly receives a reverse signal from the park/neutral position switch assembly.

WIRING DIAGRAM

B001I39E03
*a REV
*b Park/Neutral Position Switch Assembly
*c Navigation Receiver Assembly

CAUTION / NOTICE / HINT

Note


  • If the cable was disconnected from and reconnected to the negative (-) battery terminal, the estimated course lines may not be displayed on the image of the area behind the vehicle. In this case, perform "Correct the Steering Angle Neutral Point" Click 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 here.

PROCEDURE


  1. CHECK VEHICLE SIGNAL (OPERATION CHECK)


    1. B001D2D

      Enter the "Function check/setting I" mode and select "Vehicle Signal".

    2. Check that the display changes between ON and OFF according to the shift lever position.

      Shift Lever Position Display
      R ON
      Except R OFF

      Tech Tips

      This display is updated once per second. As a result, it is normal for the display to lag behind the actual shift lever position.


    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

    NG

  2. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY


    1. Remove the park/neutral position switch assembly Click here.

    2. Inspect the park/neutral position switch assembly Click here.

      Result
      Result Proceed to
      OK (for Navigation Receiver Type) A
      OK (for Radio and Display Type) B
      NG C

    C

    REPLACE PARK/NEUTRAL POSITION SWITCH ASSEMBLY Click here

    A

  3. CHECK HARNESS AND CONNECTOR (NAVIGATION RECEIVER ASSEMBLY - PARK/NEUTRAL POSITION SWITCH ASSEMBLY)


    1. Disconnect the H56 navigation receiver assembly connector.

    2. Disconnect the C159 park/neutral position switch assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H56-2 (REV) - C159-1 (RL) Always Below 1 Ω
      H56-2 (REV) - Body ground Always 10 kΩ or higher

    OK

    REPLACE NAVIGATION RECEIVER ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR