PARKING ASSIST MONITOR SYSTEM, Diagnostic DTC:C1621

DTC Code DTC Name
C1621 Back Camera Power Supply Failure

DESCRIPTION

This DTC is stored if the rear television camera assembly judges as a result of its self check that the signals or signal lines between the rear television camera assembly and multi-display assembly are not normal.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1621 Back Camera Power Supply Failure Rear television camera assembly power supply failure

  • Harness or connector

  • Rear television camera assembly

  • Multi-display assembly

WIRING DIAGRAM

B0058XHE04
*a Multi-display Assembly
*b Rear Television Camera Assembly

CAUTION / NOTICE / HINT

Note


  • When "!" mark is displayed on the multi-display assembly after disconnecting the cable 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 parking assist monitor system may be needed.

    Click here

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY ASSEMBLY - REAR TELEVISION CAMERA ASSEMBLY)


    1. Disconnect the I42 multi-display assembly connector.

    2. Disconnect the Y27 rear television camera assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I42-10 (CA+) - Y27-6 (CB+) Always Below 1 Ω
      I42-21 (CGND) - Y27-5 (CGND) Always Below 1 Ω
      I42-10 (CA+) or Y27-6 (CB+) - Body ground Always 10 kΩ or higher
      I42-21 (CGND) or Y27-5 (CGND) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  2. INSPECT MULTI-DISPLAY ASSEMBLY


    1. B0057SPC03
      *a

      Component with harness connected

      (Multi-display Assembly)

      Disconnect the rear television camera assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I42-21 (CGND) - Body ground Always Below 1 Ω

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      I42-10 (CA+) - I42-21 (CGND) Engine switch on (ACC) 5.5 to 7.05 V
      I42-10 (CA+) - I42-21 (CGND) Engine switch off Below 1 V
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE REAR TELEVISION CAMERA ASSEMBLY Click here

    NG

    REPLACE MULTI-DISPLAY ASSEMBLY Click here