Note
If the main body ECU (multiplex network body ECU) is replaced, refer to the Service Bulletin.
As the door control battery is installed between the vehicle battery and main body ECU (multiplex network body ECU), first perform the inspections in On-Vehicle Inspection to confirm that there are no malfunctions in the power source circuit for the main body ECU (multiplex network body ECU) before performing this troubleshooting procedure.
Tech Tips
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses for circuits related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| RH side power mirror cannot be adjusted with power mirror switch | Outer mirror retractor RH | |
| Outer mirror switch assembly | ||
| Harness or connector | - | |
| LH side power mirror cannot be adjusted with power mirror switch | Outer mirror retractor LH | |
| Outer mirror switch assembly | ||
| Harness or connector | - | |
| Power mirror cannot be adjusted with power mirror switch | Outer mirror switch assembly | |
| Harness or connector | - |
| Symptom | Suspected Area | Link |
|---|---|---|
| Power retract mirrors do not operate | Proceed to "Power Retract Mirrors do not Operate with Power Retract Mirror Switch" | |
| Auto power retract mirrors do not operate | Proceed to "AUTO Power Retract Mirrors do not operate" |