Tech Tips
Use the table below to help determine the cause of the problem symptom. 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.
Problem symptoms may occur if the electric power control system's functions malfunction. Follow the HOW TO PROCEED WITH TROUBLESHOOTING procedures.
Inspect the fuses and relays related to the system before inspecting the suspected areas below.
| Symptom | Suspected Area | See page |
|---|---|---|
| Remote UP / DOWN function does not operate | LIN communication system | |
| CAN communication system (for LHD) | ||
| CAN communication system (for RHD) | ||
| Master switch assembly | ||
| Driver side power window does not operate with power window master switch | D DOOR 1 fuse | - |
| D DOOR 2 fuse | - | |
| D-IG1-3 fuse | - | |
| D MPX-B 1 fuse | - | |
| D-IG1 relay | - | |
| LIN communication system | ||
| Master switch assembly | ||
| Front power window regulator motor assembly (for driver side) | ||
| Wire harness | ||
| Front passenger side power window does not operate with power window regulator switch | P DOOR 1 fuse | - |
| P DOOR 2 fuse | - | |
| P-IG1-1 fuse | - | |
| P MPX-B fuse | - | |
| P-IG1 relay | - | |
| LIN communication system | ||
| Front power window regulator switch assembly (for front passenger side) | ||
| Front power window regulator motor assembly (for front passenger side) | ||
| Wire harness | ||
| Rear power window LH does not operate with power window regulator switch | D RR DOOR fuse (for LHD) | - |
| P RR DOOR fuse (for RHD) | - | |
| RR-IG1-2 fuse | - | |
| RR MPX-B 2 fuse | - | |
| RR-IG1 relay | - | |
| LIN communication system | ||
| Rear power window regulator switch assembly (for rear LH) | ||
| Rear power window regulator motor assembly (for rear LH) | ||
| Wire harness | ||
| Rear power window RH does not operate with power window regulator switch | P RR DOOR fuse (for LHD) | - |
| D RR DOOR fuse (for RHD) | - | |
| P MPX-B fuse (for LHD) | - | |
| D MPX-B 1 fuse (for RHD) | - | |
| RR-IG1-1 fuse (for LHD) | - | |
| RR-IG1-2 fuse (for RHD) | - | |
| RR-IG1 relay | - | |
| LIN communication system | ||
| Rear power window regulator switch assembly (for rear RH) | ||
| Rear power window regulator motor assembly (for rear RH) | ||
| Wire harness | ||
| Power window inching function operates during driver side power window up operation (approximately 0.4 seconds) | Front power window regulator motor assembly LH (for LHD) | |
| Front power window regulator motor assembly RH (for RHD) | ||
| Power window inching function operates during front passenger side power window up operation (approximately 0.4 seconds) | Front power window regulator motor assembly RH (for LHD) | |
| Front power window regulator motor assembly LH (for RHD) | ||
| Power window inching function operates during rear power window LH up operation (approximately 0.4 seconds) | Rear power window regulator motor assembly LH | |
| Power window inching function operates during rear power window RH up operation (approximately 0.4 seconds) | Rear power window regulator motor assembly RH | |
| Driver side power window AUTO UP / DOWN function does not operate | D DOOR 1 fuse | - |
| D DOOR 2 fuse | - | |
| D-IG1-3 fuse | - | |
| D MPX-B 1 fuse | - | |
| D-IG1 relay | - | |
| LIN communication system | ||
| Master switch assembly | ||
| Front power window regulator motor assembly (for driver side) | ||
| Wire harness | ||
| Front passenger side power window AUTO UP / DOWN function does not operate | P DOOR 1 fuse | - |
| P DOOR 2 fuse | - | |
| P-IG1-1 fuse | - | |
| P MPX-B fuse | - | |
| P-IG1 relay | - | |
| LIN communication system | ||
| Front power window regulator switch assembly (for front passenger side) | ||
| Front power window regulator motor assembly (for front passenger side) | ||
| Wire harness | ||
| Rear power window LH AUTO UP / DOWN function does not operate | D RR DOOR fuse (for LHD) | - |
| P RR DOOR fuse (for RHD) | - | |
| RR-IG1-2 fuse | - | |
| RR MPX-B 2 fuse | - | |
| RR-IG1 relay | - | |
| LIN communication system | ||
| Rear power window regulator switch assembly (for rear LH) | ||
| Rear power window regulator motor assembly (for rear LH) | ||
| Wire harness | ||
| Rear power window RH AUTO UP / DOWN function does not operate | P RR DOOR fuse (for LHD) | - |
| D RR DOOR fuse (for RHD) | - | |
| P MPX-B fuse (for LHD) | - | |
| D MPX-B 1 fuse (for RHD) | - | |
| RR-IG1-1 fuse (for LHD) | - | |
| RR-IG1-2 fuse (for RHD) | - | |
| RR-IG1 relay | - | |
| LIN communication system | ||
| Rear power window regulator switch assembly (for rear RH) | ||
| Rear power window regulator motor assembly (for rear RH) | ||
| Wire harness | ||
| All power windows do not operate with driver side door key cylinder or wireless transmitter | Wireless door lock control system | |
| Power door lock control system | ||
| Main body ECU | ||
| Key-off operation function operates even if operating conditions are not satisfied | LIN communication system | |
| Front door courtesy light switch | ||
| Main body ECU | ||
| AUTO UP operation does not fully close power window (jam protection is activated) | Glass position initialization | |
| Improper installation (door glass run) | ||
| Power window regulator motor assembly (applicable location) | ||
| Auto down operation does not fully open power window (catch protection function is activated) | Proceed to "Auto Down Operation does not Fully Open Power Window (Catch Protection Function is Activated)" | |
| Jam protection function does not operate | Glass position initialization | |
| Power window regulator motor assembly (applicable location) | ||
| Wire harness | ||
| All power window UP functions do not operate with entry lock switch | Entry lock switch assembly | |
| Main body ECU | ||
| AUTO DOWN operation does not fully open power window | Glass position initialization |