Lexus ES: 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 "!" is displayed on the multi-display 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
| 1. | PERFORM SETTINGS (BACK CAMERA POSITION SETTING) |
(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).
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|
| 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 CodesHINT:
- 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 |
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Calibration
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Components
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Wheels
If a wheel is bent, cracked or heavily
corroded, it should be replaced.
Otherwise, the tire may separate
from the wheel or cause a loss of
handling control.
Wheel selectio
When replacing wheels, care should
be taken to ensure that they are equivalent
to those removed in load capacity,
dia
