|
Using M.U.T.-III, perform CAN bus diagnosis (Refer to GROUP 54C - Explanation
About The M.U.T-III Can Bus Diagnostics ).
|
|
Q.
Is the check result satisfactory?
|
|
Repair the CAN bus lines (Refer to GROUP 54C - Troubleshooting, Can Bus
Diagnostic Table ). Then go to Step 4.
|
|
|
|
Using M.U.T.-III, check the data list (Refer to data list reference table ).
|
|
- Item 74: Stop lamp switch
- Item 89: Brake switch
|
|
Q.
Is the check result normal?
|
|
Check the stop lamp switch system (Refer to - Diagnosis
Code Procedures, Code No. P0504: Malfunction of the stop lamp switch system). Then go to Step
4.
|
|
|
|
Q.
When the brake pedal is depressed, is the cruise control cancelled?
|
|
It can be assumed that this malfunction is intermittent (Refer to GROUP 00 - How
to Use Troubleshooting/Inspection Service Points, How to Cope with Intermittent Malfunction ).
|
|
|
|
Replace the engine-ECU (Refer to GROUP 13A - Engine-ECU <4B1>,
GROUP 13C - Engine-ECU <4J1>). Then go to Step
4.
|
|
|
|
Q.
When the brake pedal is depressed, is the cruise control cancelled?
|
|
The procedure is complete.
|
|
|