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 and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| System does not operate at all | Proceed to "Power Source Circuit" | |
| CAN communication system | ||
| Blind spot monitor sensor LH | ||
| System cannot be turned off | CAN communication system | |
| Blind spot monitor sensor LH | ||
| "BSM not available" or "Check BSM System" is displayed on the multi-information display | Check abnormality history | |
| Blind spot monitor sensor RH | ||
| Blind spot monitor sensor LH | ||
| Combination meter assembly |
| Symptom | Suspected Area | Link |
|---|---|---|
| Outer rear view mirror indicator RH does not illuminate | Proceed to "Blind Spot Monitor Beam Axis Confirmation" | |
| Outer mirror RH | ||
| Outer mirror control ECU assembly RH | ||
| Outer rear view mirror assembly RH | ||
| Blind spot monitor sensor RH | ||
| Outer rear view mirror indicator LH does not illuminate | Proceed to "Blind Spot Monitor Beam Axis Confirmation" | |
| Outer mirror LH | ||
| Outer mirror control ECU assembly LH | ||
| Outer rear view mirror assembly LH | ||
| Blind spot monitor sensor LH | ||
| Outer rear view mirror indicator RH remains illuminated | Proceed to "Blind Spot Monitor Beam Axis Confirmation" | |
| Blind spot monitor sensor RH | ||
| Outer rear view mirror indicator LH remains illuminated | Proceed to "Blind Spot Monitor Beam Axis Confirmation" | |
| Blind spot monitor sensor LH | ||
| Outer rear view mirror indicator RH does not flash | Proceed to "Turn Signal Light" in Problem Symptoms Table for the Lighting (EXT) section | |
| Blind spot monitor sensor RH | ||
| Outer rear view mirror indicator LH does not flash | Proceed to "Turn Signal Light" in Problem Symptoms Table for the Lighting (EXT) section | |
| Blind spot monitor sensor LH | ||
| Outer rear view mirror indicator RH continues to flash | Blind spot monitor sensor RH | |
| Outer rear view mirror indicator LH continues to flash | Blind spot monitor sensor LH |
| Symptom | Suspected Area | Link |
|---|---|---|
| Function does not operate at all (Blind spot monitor function operates normally) |
Data list / active test (Reverse) | |
| Automatic transmission system (UA80E)*1 | ||
| Automatic transmission system (UA80F)*1 | ||
| Automatic transmission system (U760E)*2 | ||
| Blind spot monitor sensor RH | ||
| While rear crossing traffic alert function is active, outer rear view mirror indicator flashes but rear crossing traffic alert buzzer does not sound. | Proceed to "Buzzer does not Sound" | |
| When shift lever is in R, detection operation is normal but rear crossing traffic alert indicator does not appear on multi-display | CAN communication system | |
| Blind spot monitor sensor LH | ||
| Blind spot monitor sensor RH | ||
| Navigation Receiver Assembly*3 | ||
| Radio and Display Receiver Assembly*4 | ||
| Parking assist ECU*5 | ||
| Television Camera Assembly*6 |
*1: for 2GR-FKS
*2: for 1AR-FE
*3: for Navigation Receiver Type
*4: for Radio and Display Type
*5: w/ Panoramic View Monitor System
*6: w/ Parking Assist Monitor System