Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Back Camera Response Malfunction (C2A6A)

DESCRIPTION

During self diagnosis of the parking assist ECU, the parking assist ECU sends display mode ID signals to the television camera assembly. This DTC is stored when the output of the television camera assembly does not match the expected output.

CAUTION / NOTICE / HINT

NOTICE:

• When "!" is displayed on the radio and display receiver assembly after the cable is disconnected from the negative (-) battery terminal, correct the steering angle neutral point.

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• 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 panoramic view monitor system may be needed.

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PROCEDURE

(a) Clear the DTCs.

(b) Check for DTCs.

OK:

DTC C2A6A is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

(a) Replace the television camera assembly with a new or normally functioning one.

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NEXT

(a) Clear the DTCs.

(b) Check for DTCs.

OK:

DTC C2A6A is not output.

OK

END (TELEVISION CAMERA ASSEMBLY IS DEFECTIVE)

NG

REPLACE PARKING ASSIST ECU