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 | See page |
|---|---|---|
| Power back door does not operate | Proceed to "ECU Power Source Circuit" | |
| Proceed to "Main Switch Circuit" | ||
| Replace power back door unit assembly (power back door ECU) | ||
| Power back door does not operate with door control switch | Proceed to "Power Back Door Open / Closer Switch Circuit" | |
| Replace power back door unit assembly (power back door ECU) | ||
| Power back door does not operate with back door lock control switch | Proceed to "Door Control Switch Circuit" | |
| Replace main body ECU (cowl side junction block LH) | - | |
| Replace power back door unit assembly (power back door ECU) | ||
| Power back door does not operate with door control transmitter | Wireless Door Lock Control System | |
| CAN Communication System (for LHD) | ||
| CAN Communication System (for RHD) | ||
| Replace power back door unit assembly (power back door ECU) | ||
| No-answer back | Proceed to "Power Back Door Warning Buzzer Circuit" | |
| Lighting System (EXT) | ||
| CAN Communication System (for LHD) | ||
| CAN Communication System (for RHD) | ||
| Replace power back door unit assembly (power back door ECU) | ||
| Jam protection function is activated while power back door is operating | Fitting condition of back door | - |
| Proceed to "Power Back Door Sensor Circuit" | ||
| Replace power back door unit assembly (power back door ECU) | ||
| Back door closer does not operate | Proceed to "Back Door Lock Motor Circuit" | |
| Replace power back door unit assembly (power back door ECU) |