How To Proceed With Troubleshooting

MIRROR: POWER MIRROR CONTROL SYSTEM (w/ Memory):

HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
- Use this procedure to troubleshoot the power mirror control system.
- Techstream should be used in steps 3 and 5.

1. VEHICLE BROUGHT TO WORKSHOP
NEXT -- Continue to next step.
2. CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK
NEXT -- Continue to next step.
3. CHECK COMMUNICATION FUNCTION OF BODY MULTIPLEX COMMUNICATION SYSTEM (BEAN)
HINT: How to Proceed With Troubleshooting
(a) Use Techstream to check for normal function of the multiplex communication system.
(1) (ECU unconnected, communication line malfunctioning) If no codes are output, proceed to A.
(2) (ECU unconnected, communication line malfunctioning) If any codes are output, proceed to B.
B -- GO TO MULTIPLEX COMMUNICATION SYSTEM
A -- Continue to next step.
4. PROBLEM SYMPTOMS TABLE
HINT: Problem Symptoms Table

NEXT -- Continue to next step.
5. OVERALL ANALYSIS AND TROUBLESHOOTING
(a) Data list/Active test
HINT: Scan Tool Testing and Procedures
(b) Circuit inspection
(c) Terminals of ECU
HINT: Pinout Values and Diagnostic Parameters

NEXT -- Continue to next step.
6. ADJUST, REPAIR OR REPLACE
NEXT -- END