MULTI-TERRAIN MONITOR SYSTEM, Diagnostic DTC:C1684

DTC Code DTC Name
C1684 Side Camera Current Malfunction

DESCRIPTION

This DTC is stored if the parking assist ECU judges as a result of its self check that a synchronization problem is occurring in the image signal sent from the side television camera assembly to the parking assist ECU.

DTC Code DTC Detection Condition Trouble Area
C1684 Side Camera Current Malfunction

    for LHD:

  • Harness or connector

  • Parking assist ECU

  • Side television camera assembly RH

  • Outer rear view mirror assembly RH


    for RHD:

  • Harness or connector

  • Parking assist ECU

  • Side television camera assembly LH

  • Outer rear view mirror assembly LH

WIRING DIAGRAM


CAUTION / NOTICE / HINT

Note


  • When "!" mark is displayed on the multi-display after the cable is disconnected from the negative (-) battery terminal, 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 multi-terrain monitor system may be needed Click here.

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - OUTER REAR VIEW MIRROR ASSEMBLY)


    1. Disconnect the F75 parking assist ECU connector.

    2. Disconnect the I33*1 or I35 outer rear view mirror assembly connector.


      • *1: for LHD

      • *2: for RHD

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

      Standard Resistance
      for LHD
      Tester Connection Condition Specified Condition
      F75-31 (SCB+) - I33-2 (DCB+) Always Below 1 Ω
      F75-32 (SGND) - I33-13 (DCND) Always Below 1 Ω
      F75-31 (SCB+) - Body ground Always 10 kΩ or higher
      F75-32 (SGND) - Body ground Always 10 kΩ or higher
      for RHD
      Tester Connection Condition Specified Condition
      F75-31 (SCB+) - I35-2 (SCB+) Always Below 1 Ω
      F75-32 (SGND) - I35-13 (SCND) Always Below 1 Ω
      F75-31 (SCB+) - Body ground Always 10 kΩ or higher
      F75-32 (SGND) - Body ground Always 10 kΩ or higher

    NG
    OK
  2. CHECK PARKING ASSIST ECU


    1. B0019XCE02
      Text in Illustration
      *a

      Component with harness connected

      (Parking Assist ECU)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      F75-32 (SGND) - Body ground Always Below 1 Ω
    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      F75-31 (SCB+) - F75-32 (SGND) Engine switch on (IG) 5.5 to 7.05 V

    NG
    OK
  3. REPLACE SIDE TELEVISION CAMERA ASSEMBLY


    1. for LHD:

      Replace the side television camera assembly RH with a new or normally functioning one Click here.

    2. for RHD:

      Replace the side television camera assembly LH with a new or normally functioning one Click here.


    NEXT
  4. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Check for DTCs Click here.

      OK
      DTC C1684 is not output.
      Result
      Result Proceed to
      OK A
      NG (for LHD) B
      NG (for RHD) C

    A
    B
    C