Lexus ES: 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 Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C1694 | Steering Angle Initialization Incomplete | Maximum steering angle has not been memorized (steering angle setting is incomplete) |
|
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.
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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) Steering angle 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 C1694 is output, perform the steering angle setting again.
- If DTC C1694 is still output after performing the steering angle setting 3 times, replace the rear television camera assembly.
| Result | Proceed to |
|---|---|
| DTC C1694 is output | A |
| DTC C1694 is not output | B |
| A |  | REPLACE REAR TELEVISION CAMERA ASSEMBLY |
| B | | END |
READ NEXT:
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
Diagnosis System
DIAGNOSIS SYSTEM PARKING ASSIST MONITOR SYSTEM DIAGNOSTIC MODE (a) In diagnostic mode for the parking assist monitor system, signals received by the radio receiver assembly can be checked and the park
SEE MORE:
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Before performing troubleshooting for the dynamic radar cruise control system, perform troubleshooting for the pre-collision system.
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*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. PRE-CHECK
System Diagram
SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line Main Body ECU (Multiplex Network Body ECU) Sliding Roof ECU (Sliding Roof Drive Gear Sub-assembly)
Sliding roof operation permission signal
IG signal
Front door courtesy light switch assembly signal
Key-linked
