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 |
|---|---|---|
| Remote up / down function does not operate | LIN communication system | |
| Power window regulator master switch assembly | - | |
| Front door window regulator assembly (for passenger door) | - | |
| Rear door window regulator assembly (for LH door) | - | |
| Rear door window regulator assembly (for RH door) | - | |
| Driver side power window does not operate with power window master switch | LIN communication system | |
| Front door window regulator assembly (for driver door) | - | |
| Power window regulator master switch assembly | - | |
| Main body ECU (multiplex network body ECU) | - | |
| Wire harness or connector | - | |
| Front passenger side power window does not operate with front passenger side power window switch | LIN communication system | |
| Front door window regulator assembly (for passenger door) | - | |
| Power window regulator switch assembly | - | |
| Main body ECU (multiplex network body ECU) | - | |
| Wire harness or connector | - | |
| Rear power window LH does not operate with rear power window switch LH | LIN communication system | |
| Rear door window regulator assembly (for LH door) | - | |
| Rear power window regulator switch assembly (for LH door) | - | |
| Main body ECU (multiplex network body ECU) | - | |
| Wire harness or connector | - | |
| Rear power window RH does not operate with rear power window switch RH | LIN communication system | |
| Rear door window regulator assembly (for RH door) | - | |
| Rear power window regulator switch assembly (for RH door) | - | |
| Main body ECU (multiplex network body ECU) | - | |
| Wire harness or connector | - | |
| Driver side power window auto up / down function does not operate with power window master switch | LIN communication system | |
| Front door window regulator assembly (for driver door) | - | |
| Power window regulator master switch assembly | - | |
| Glass position initialization | - | |
| Wire harness or connector | - | |
| Front passenger side power window auto up / down function does not operate with front passenger side power window switch | Front door window regulator assembly (for passenger door) | |
| Power window regulator switch assembly | - | |
| Glass position initialization | - | |
| Wire harness or connector | - | |
| Rear power window LH auto up / down function does not operate with rear power window switch LH | Rear door window regulator assembly (for LH door) | |
| Rear power window regulator switch assembly (for LH door) | - | |
| Glass position initialization | - | |
| Wire harness or connector | - | |
| Rear power window RH auto up / down function does not operate with rear power window switch RH | Rear door window regulator assembly (for RH door) | |
| Rear power window regulator switch assembly (for RH door) | - | |
| Glass position initialization | - | |
| Wire harness or connector | - | |
| Key-off operation function operates even if operating conditions are not satisfied | LIN communication system | |
| Lighting system | - | |
| Front door window regulator assembly (for driver door) | - | |
| Front door window regulator assembly (for passenger door) | - | |
| Rear door window regulator assembly (for LH door) | - | |
| Rear door window regulator assembly (for RH door) | - | |
| Main body ECU (multiplex network body ECU) | - | |
| Auto up operation does not fully close power window (jam protection function is activated) | Glass position initialization (applicable location) | |
| Improper installation (applicable location) | - | |
| Front door window regulator assembly (for driver door) | - | |
| Front door window regulator assembly (for passenger door) | - | |
| Rear door window regulator assembly (for LH door) | - | |
| Rear door window regulator assembly (for RH door) | - | |
| Jam protection function does not operate | Glass position initialization (applicable location) | |
| Front door window regulator assembly (for driver door) | - | |
| Front door window regulator assembly (for passenger door) | - | |
| Rear door window regulator assembly (for LH door) | - | |
| Rear door window regulator assembly (for RH door) | - |