How To Proceed With Troubleshooting

SLIDING ROOF: SLIDING ROOF SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
- Use these procedures to troubleshoot the sliding roof system.
- *: Use the Techstream.

1. VEHICLE BROUGHT TO WORKSHOP
NEXT -- Continue to next step.
2. INSPECT BATTERY VOLTAGE
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
NEXT -- Continue to next step.
3. CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*
(a) Using the Techstream, check if the LIN communication system is functioning normally.

Result





B -- GO TO LIN COMMUNICATION SYSTEM
A -- Continue to next step.
4. PROBLEM SYMPTOMS TABLE
(a) Refer to the problem symptoms table Symptom Related Diagnostic Procedures.

Result





B -- GO TO STEP 6
A -- Continue to next step.
5. OVERALL ANALYSIS AND TROUBLESHOOTING
(a) Operation Check Operation Check
(b) Initialization Initialization
(c) Terminals of ECU Pinout Values and Diagnostic Parameters
(d) Data List / Active Test Scan Tool Testing and Procedures
NEXT -- Continue to next step.
6. ADJUST, REPAIR OR REPLACE
NEXT -- Continue to next step.
7. CONFIRMATION TEST
NEXT -- END