C1611

PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM: C1611: ECU Malfunction
C1611 - ECU Malfunction

DESCRIPTION

This DTC is stored if the parking assist ECU judges that there is an internal malfunction as a result of its self check.

HINT
The parking assist ECU stores different types of information during initialization. If the parking assist ECU cannot read the stored information when it is activated, the parking assist ECU judges that there is an internal malfunction and stores this DTC.





INSPECTION PROCEDURE

NOTICE:
- When "System initializing" is displayed on the multi-display after disconnecting the cable from the negative (-) auxiliary battery terminal, correct the steering angle neutral point Initialization.
- 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 Calibration.

PROCEDURE

1. READ VALUE USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Chassis / Parking Assist Monitor System / Data List.

(e) Check the Data List for proper functioning of the following items.

Parking Assist Monitor System





Result:





B -- REPLACE PARKING ASSIST ECU Removal
A -- Continue to next step.

2. SETTINGS (PARKING ASSIST ECU INITIALIZATION)

HINT
- The parking assist ECU stores different types of information during initialization. If the parking assist ECU cannot read the stored information when it is activated, the parking assist ECU judges that there is an internal malfunction and stores this DTC.
- If the parking assist ECU cannot read the stored information when it is activated, allowing the ECU to store the information again may return the system to normal.

(a) Use the transition of diagnosis screens (note which transition pattern occurs) to confirm if the parking assist ECU was able to properly store the information from initialization Diagnosis System.

HINT
The procedure to make the parking assist ECU store the vehicle information differs when the parking assist ECU has stored the information (initialized) and when the information has not been stored (not initialized).

(b) Perform the following procedure depending on the memory condition to register the vehicle information into the parking assist ECU.





NEXT -- Continue to next step.

3. CHECK DTC OUTPUT

(a) Clear the DTCs Parking Assist Monitor System.

(b) Check for DTCs Parking Assist Monitor System.

Result:





HINT
- If DTC C1611 is output, perform the procedure to allow the parking assist ECU to store the vehicle information again.
- If DTC C1611 is still output after performing the procedure to make the parking assist ECU store the vehicle information 3 times, replace the parking assist ECU.
- If DTC C1611 is output frequently, replace the parking assist ECU even though the DTC is not output when rechecking for DTCs.

B -- END

A -- REPLACE PARKING ASSIST ECU Removal