DTC C1621: Back Camera Power Supply Failure [06/2018 - 09/2022]: Procedure
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- CHECK HARNESS AND CONNECTOR (PARKING ASSIST ECU - REAR TELEVISION CAMERA ASSEMBLY)
- Disconnect the N43 parking assist ECU connector.
- Disconnect the T2 rear television camera assembly connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition N43-32 (CGND) - T2-5 (CGND) Always Below 1 Ω N43-32 (CGND) or T2-5 (CGND) - Body ground Always 10 kΩ or higher Result
Proceed to OK NG
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
Result:
OK
See step 2
- CHECK HARNESS AND CONNECTOR (ACC POWER SUPPLY - BODY GROUND)
- Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Condition Specified Condition T2-6 (CB+) - Body ground Engine switch on (IG) 11 to 14 V Result
Proceed to OK NG
Result:
OK
REPLACE PARKING ASSIST ECU. Refer to REMOVAL [06/2018 - 09/2022]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
- Measure the voltage according to the value(s) in the table below.