Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: 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) |
|
CAUTION / NOTICE / HINT
NOTICE:
-
When "!" mark is displayed on the multi-display assembly after disconnecting the cable 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 parking assist monitor system may be needed.
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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
|
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| 2. | CHECK DTC OUTPUT |
(a) Clear the DTCs.
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(b) Recheck for DTCs and check that no DTCs are output.
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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 |
Vehicle Information Unmatched (C168D)
DESCRIPTION This DTC is stored if the rear television camera assembly judges as a result of its self check that the vehicle information received from the main body ECU (multiplex network body ECU) via ...
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 ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Occupant Classification System: Dtc Check / Clear
DTC CHECK / CLEAR DTC CHECK (a) Turn the engine switch off. (b) Connect the Techstream to the DLC3. (c) Turn the engine switch on (IG), and wait for at least 10 seconds. (d) Turn the Techstream on. (e) Enter the following menus: Body Electrical / Occupant Detection / Trouble Codes. Body Electrical & ...
Lexus RX (RX 350L, RX450h) 2016-2026 Owners Manual > Steps to take in
an emergency: If your vehicle needs
to be towed
If towing is necessary, we recommend having your vehicle towed by your
Lexus dealer or commercial towing service, using a wheel-lift type truck or
flatbed truck.
Use a safety chain system for all towing, and abide by all state/provincial and
local laws.
If towing your vehicle with a wheel-l ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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