Power Mirror Control System (W/ Retract Mirror) Driver Side Power Mirror Cannot Be Adjusted With Power Mirror Switch

SYSTEM DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

READ VALUE USING GTS (OUTER MIRROR SWITCH)

INSPECT OUTER REAR VIEW MIRROR ASSEMBLY

CHECK HARNESS AND CONNECTOR (OUTER MIRROR CONTROL ECU ASSEMBLY - OUTER REAR VIEW MIRROR ASSEMBLY)

INSPECT OUTER MIRROR SWITCH ASSEMBLY

SYSTEM DESCRIPTION

1. *1: for LHD
   
2. *2: for RHD
   

WIRING DIAGRAM

INSPECTION PROCEDURE

NOTICE:

1. First perform the communication function inspections in How to Proceed with Troubleshooting to confirm that there are no CAN communication malfunctions before troubleshooting this problem (Click here).
   
2. If the main body ECU (multiplex network body ECU) is replaced, refer to the Entry and Start System (for Entry function) (Click here).
   

1. Using the GTS, read the Data List. (Click here).
   
   

   Main Body

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   Mirror Selection SW (L)	Mirror select switch signal for LH mirror / ON or OFF	ON: Mirror select switch is L position OFF: Mirror select switch is except L position	-
   Mirror Selection SW (R)	Mirror select switch signal for RH mirror / ON or OFF	ON: Mirror select switch is R position OFF: Mirror select switch is except R position	-
   Mirror Position SW (R)	Mirror surface adjust switch signal (Right) / ON or OFF	ON: Mirror surface adjust switch pressed right OFF: Any switch except right on or all switches off	-
   Mirror Position SW (L)	Mirror surface adjust switch signal (Left) / ON or OFF	ON: Mirror surface adjust switch not pressed left OFF: Any switch except left on or all switches off	-
   Mirror Position SW (Up)	Mirror surface adjust switch signal (Up) / ON or OFF	ON: Mirror surface adjust switch pressed up OFF: Any switch except up on or all switches off	-
   Mirror Position SW (Dwn)	Mirror surface adjust switch signal (Down) / ON or OFF	ON: Mirror surface adjust switch pressed down OFF: Any switch except down on or all switches off	-

   OK:

   On the GTS screen, each item changes between ON and OFF according to above chart.
   

1. *1: for LHD
   
2. *2: for RHD
   

1. Remove the outer rear view mirror assembly LH*1, RH*2 (Click here).
   

2. Inspect the outer rear view mirror assembly LH*1, RH*2 (Click here ).
   

1. *1: for LHD
   
2. *2: for RHD
   

1. Disconnect the I40*1, I37*2 outer mirror control ECU assembly LH*1, RH*2 connector.
   

2. Disconnect the I35*1, I32*2 outer rear view mirror assembly LH*1, RH*2 connector.
   

3. Measure the resistance according to the value(s) in the table below.
   
   

   Standard Resistance:

   for LHD

   Tester Connection	Condition	Specified Condition
   I40-10 (LM+R) - I35-8 (M+)	Always	Below 1 Ω
   I40-9 (LMHR) - I35-9 (MH)
   I40-1 (LMVR) - I35-7 (MV)
   I40-10 (LM+R) or I35-8 (M+) - Body ground	Always	10 kΩ or higher
   I40-9 (LMHR) or I35-9 (MH) - Body ground
   I40-1 (LMVR) or I35-7 (MV) - Body ground

   for RHD

   Tester Connection	Condition	Specified Condition
   I37-10 (LM+R) - I32-8 (M+)	Always	Below 1 Ω
   I37-9 (LMHR) - I32-9 (MH)
   I37-1 (LMVR) - I32-7 (MV)
   I37-10 (LM+R) or I32-8 (M+) - Body ground	Always	10 kΩ or higher
   I37-9 (LMHR) or I32-9 (MH) - Body ground
   I37-1 (LMVR) or I32-7 (MV) - Body ground

1. Remove the outer mirror switch assembly (Click here).
   

2. Inspect the outer mirror switch assembly (Click here).