How To Proceed With Troubleshooting

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

HINT

Use this procedure to troubleshoot the power mirror control system.
*: Use the Techstream.

VEHICLE BROUGHT TO WORKSHOP
CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK

CHECK COMMUNICATION FUNCTION OF BODY MULTIPLEX COMMUNICATION SYSTEM (BEAN)*

Use the Techstream to check for normal function of the multiplex communication system

Result

RESULT REFERENCE

Result	Proceed to
Multiplex communication system DTC is not output	A
Multiplex communication system DTC is output	B

B: GO TO MULTIPLEX COMMUNICATION SYSTEM

A: Go to next step

PROBLEM SYMPTOMS TABLE
HINT

(See PROBLEM SYMPTOMS TABLE )
OVERALL ANALYSIS AND TROUBLESHOOTING*
1. Data List / Active Test (See DATA LIST / ACTIVE TEST )
2. Circuit inspection.
3. Terminals of ECU (See TERMINALS OF ECU ).
REPAIR OR REPLACE
NEXT: END