SYSTEM DESCRIPTION
This DTC is stored when the navigation ECU sub-assembly judges that the back camera initial setting has not been memorized (rear television camera optical axis adjustment is incomplete).
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| C1691 | Back camera initial setting has not been memorized |
|
INSPECTION PROCEDURE
When "System initializing" is displayed on the navigation ECU sub-assembly after disconnecting the cable from the negative (-) battery terminal, correct the steering angle neutral point (Click here).
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
ADJUST SETTINGS
Perform the following procedure depending on the memory conditions to register the vehicle information into the navigation ECU sub-assembly.
Rear television camera optical axis adjustment (Click here).
CHECK DTC OUTPUT
Clear the DTCs (Click here).
Check for DTCs (Click here).
| Result | ||||||
|---|---|---|---|---|---|---|
|
If DTC C1691 is output, perform the rear television camera assembly optical axis adjustment again.
If DTC C1691 is still output after performing the rear television camera assembly optical axis adjustment 3 times, replace the navigation ECU sub-assembly.
REPLACE NAVIGATION ECU SUB-ASSEMBLYClick here
END