Reverse Shift-Linked Function Of Power Mirrors Does Not Operate

MIRROR: POWER MIRROR CONTROL SYSTEM: Reverse Shift-linked Function of Power Mirrors does not Operate
- Reverse Shift-linked Function of Power Mirrors does not Operate

SYSTEM DESCRIPTION

When the reverse signal is sent from the TCM through the CAN (can communication) line to the front door ECU LH and RH, the front door ECU LH and RH activate the outer rear view mirror LH and RH reverse shift-linked function.

HINT
The reverse shift-linked function will not occur when the mirror master switch is in the neutral position (OFF).

INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC

(a) Use the Techstream to check if the CAN communication system is functioning normally.

Result:





B -- GO TO CAN COMMUNICATION SYSTEM How to Proceed With Troubleshooting
A -- Continue to next step.

2. CHECK OUTER MIRROR SWITCH FUNCTION (POWER MIRROR CONTROL FUNCTION)

(a) Check that the outer rear view mirror LH and RH can be moved using the outer mirror switch.

OK:

Outer rear view mirror LH and RH can be moved using the outer mirror switch.

NG -- GO TO PROBLEM SYMPTOMS TABLE Problem Symptoms Table
OK -- Continue to next step.

3. CHECK OPERATION OF SHIFT INDICATOR

(a) Check that the shift indicator of the combination meter operates normally.

OK:

Shift indicator of combination meter operates normally.

NG -- GO TO METER / GAUGE SYSTEM How To Proceed With Troubleshooting
OK -- Continue to next step.

4. CHECK FRONT DOOR ECU (OPERATION)

(a) Replace the front door ECU with a new one or normally operating one, and check if a malfunction disappears.

Result:





B -- REPLACE OUTER REAR VIEW MIRROR ASSEMBLY RH Removal

C -- REPLACE FRONT DOOR ECU LH Disassembly

D -- REPLACE FRONT DOOR ECU RH Disassembly

A -- REPLACE OUTER REAR VIEW MIRROR ASSEMBLY LH Removal