Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001C2NE
Model Year Start: 2019 Model: Avalon HV Prod Date Range: [04/2018 -           ]
Title: PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM(for HV Model): C1691; Back Camera Initialization Incomplete; 2019 - 2022 MY Avalon HV [04/2018 -        ]

DTC

C1691

Back Camera Initialization Incomplete

DESCRIPTION

This DTC is stored when the television camera assembly judges that the back camera initial setting has not been memorized (television camera assembly optical axis adjustment (back camera position setting) is incomplete).

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1691

Back Camera Initialization Incomplete

Back camera initial setting has not been memorized (television camera assembly optical axis adjustment (back camera position setting) is incomplete)
  • Television camera assembly optical axis adjustment (back camera position setting)
  • Television camera assembly

CAUTION / NOTICE / HINT

NOTICE:

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 2019 - 2022 MY Avalon HV [04/2018 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM(for HV Model): CALIBRATION

PROCEDURE

1.

PERFORM CALIBRATION

(a) Perform the following procedure depending on the memory conditions to register the vehicle information into the television camera assembly.

(1) Television camera assembly optical axis adjustment (back camera position setting).

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM(for HV Model): CALIBRATION

NEXT

2.

CHECK DTC OUTPUT

(a) Clear the DTCs.

Chassis > Parking Assist Camera > Clear DTCs

(b) Recheck for DTCs and check that no DTCs are output.

Chassis > Parking Assist Camera > Trouble Codes

HINT:

  • If DTC C1691 is output, perform the television camera assembly optical axis adjustment (back camera position setting) again.
  • If DTC C1691 is still output after performing the television camera assembly optical axis adjustment 3 times, replace the television camera assembly.

Result

Proceed to

DTC C1691 is output

A

DTC C1691 is not output

B
A

REPLACE TELEVISION CAMERA ASSEMBLY

B

END