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.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

C2A6A

Back Camera Response Malfunction

Abnormal response from the television camera assembly

  • Television camera assembly
  • Parking assist ECU

Parking assist ECU

CAUTION / NOTICE / HINT

NOTICE:

  • When "!" is displayed on the radio and display receiver assembly after the cable is disconnected from the negative (-) auxiliary 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 panoramic view monitor system may be needed.

    Click here

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs.

Chassis > Panoramic View Monitor > Clear DTCs

(b) Check for DTCs.

Chassis > Panoramic View Monitor > Trouble Codes

OK:

DTC C2A6A is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

2.

REPLACE TELEVISION CAMERA ASSEMBLY

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

Click here

NEXT

3.

CHECK FOR DTC

(a) Clear the DTCs.

Chassis > Panoramic View Monitor > Clear DTCs

(b) Check for DTCs.

Chassis > Panoramic View Monitor > Trouble Codes

OK:

DTC C2A6A is not output.

OK

END (TELEVISION CAMERA ASSEMBLY IS DEFECTIVE)

NG

REPLACE PARKING ASSIST ECU

    BSM Buzzer Malfunction (C2A5D)

    Back Camera Internal Circuit (C2A63)

    See More:

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