Lexus ES manuals

Lexus ES: Back Camera Initialization Incomplete (C1691)

Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Park Assist / Monitoring / Parking Assist Monitor System (for Gasoline Model) / Back Camera Initialization Incomplete (C1691)

DESCRIPTION

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

PROCEDURE

1.

PERFORM CALIBRATION

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

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

Click here

NEXT

2.

CHECK DTC OUTPUT

(a) Clear the DTCs.

Chassis > Rear Camera > Clear DTCs

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

Chassis > Rear Camera > Trouble Codes

HINT:

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

Result

Proceed to

DTC C1691 is output

A

DTC C1691 is not output

B
A

REPLACE REAR TELEVISION CAMERA ASSEMBLY

B

END

READ NEXT:

 Steering Angle Initialization Incomplete (C1694)

DESCRIPTION This DTC is stored when the rear television camera assembly judges that the maximum steering angle has not been memorized (steering angle setting is incomplete). DTC No. Detection Ite

 Calibration

CALIBRATION ADJUST PARKING ASSIST MONITOR SYSTEM (a) The parking assist monitor system can be adjusted using diagnostic mode. (b) If the following operations are performed, it is necessary to perform

 Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a pa

SEE MORE:

 Reassembly

REASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. PRECAUTION NOTICE: After turning the engine switch (for Gasoline Model) or power switch (for HV Model) off, waiting time may be required befor

 Chassis

CHASSIS INSPECT STEERING LINKAGE AND GEAR HOUSING (a) Inspect the steering wheel free play. Click here (b) Inspect the steering linkage for looseness or damage. (1) Check that the tie rod ends do not have any play. (2) Check that the dust seals and boots are not damaged. (3) Check that the

© 2016-2025 Copyright www.lexguide.net