Problem Symptoms Table
WARNING: This page is about a different car, the 2008 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
- 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.
- Inspect the fuses and relays related to the system before inspecting the suspected areas below.
Power window control system
POWER WINDOW CONTROL SYSTEM PROBLEM SYMPTOM CHART
| Symptom | Suspected Area | See |
|---|---|---|
| Remote UP / DOWN function does not operate | Power window regulator master switch assembly | REMOTE UP / DOWN FUNCTION DOES NOT OPERATE |
| Driver side power window does not operate with power window master switch | Power window regulator master switch assembly | DRIVER SIDE POWER WINDOW DOES NOT OPERATE WITH POWER WINDOW MASTER SWITCH |
| Front power window regulator motor assembly LH | DRIVER SIDE POWER WINDOW DOES NOT OPERATE WITH POWER WINDOW MASTER SWITCH | |
| Harness or connector | DRIVER SIDE POWER WINDOW DOES NOT OPERATE WITH POWER WINDOW MASTER SWITCH | |
| Front passenger side power window does not operate with front passenger side power window switch | Power window regulator master switch assembly | FRONT PASSENGER SIDE POWER WINDOW DOES NOT OPERATE WITH FRONT PASSENGER SIDE POWER WINDOW SWITCH |
| Power window regulator switch assembly (for front passenger side) | FRONT PASSENGER SIDE POWER WINDOW DOES NOT OPERATE WITH FRONT PASSENGER SIDE POWER WINDOW SWITCH | |
| Front power window regulator motor assembly RH | FRONT PASSENGER SIDE POWER WINDOW DOES NOT OPERATE WITH FRONT PASSENGER SIDE POWER WINDOW SWITCH | |
| Harness or connector | FRONT PASSENGER SIDE POWER WINDOW DOES NOT OPERATE WITH FRONT PASSENGER SIDE POWER WINDOW SWITCH | |
| Rear power window LH does not operate with rear power window switch LH*1, *2 | Power window regulator master switch assembly | REAR POWER WINDOW LH DOES NOT OPERATE WITH REAR POWER WINDOW SWITCH LH |
| Rear power window regulator switch assembly LH | REAR POWER WINDOW LH DOES NOT OPERATE WITH REAR POWER WINDOW SWITCH LH | |
| Rear power window regulator motor assembly LH | REAR POWER WINDOW LH DOES NOT OPERATE WITH REAR POWER WINDOW SWITCH LH | |
| Harness or connector | REAR POWER WINDOW LH DOES NOT OPERATE WITH REAR POWER WINDOW SWITCH LH | |
| Rear power window RH does not operate with rear power window switch RH*1, *2 | Power window regulator master switch assembly | REAR POWER WINDOW RH DOES NOT OPERATE WITH REAR POWER WINDOW SWITCH RH |
| Rear power window regulator switch assembly RH | REAR POWER WINDOW RH DOES NOT OPERATE WITH REAR POWER WINDOW SWITCH RH | |
| Rear power window regulator motor assembly RH | REAR POWER WINDOW RH DOES NOT OPERATE WITH REAR POWER WINDOW SWITCH RH | |
| Harness or connector | REAR POWER WINDOW RH DOES NOT OPERATE WITH REAR POWER WINDOW SWITCH RH | |
| Driver side power window auto down function does not operate | Power window regulator master switch assembly | DRIVER SIDE POWER WINDOW AUTO DOWN FUNCTION DOES NOT OPERATE |
| Front power window regulator motor assembly LH | DRIVER SIDE POWER WINDOW AUTO DOWN FUNCTION DOES NOT OPERATE | |
| Harness or connector | DRIVER SIDE POWER WINDOW AUTO DOWN FUNCTION DOES NOT OPERATE | |
| Power windows do not operate at all | Power window regulator master switch assembly | POWER WINDOWS DO NOT OPERATE AT ALL |
| Harness or connector | POWER WINDOWS DO NOT OPERATE AT ALL | |
| Key-off operation function operates even if operating conditions are not satisfied | Main body ECU | KEY-OFF OPERATION FUNCTION OPERATES EVEN IF OPERATING CONDITIONS ARE NOT SATISFIED |
| Lighting system | HOW TO PROCEED WITH TROUBLESHOOTING | |
| Power back window does not operate*2 | BACK P/W No. 1 relay | BACK WINDOW GLASS (FOR CREWMAX) |
| BACK P/W No. 2 relay | BACK WINDOW GLASS (FOR CREWMAX) | |
| Power window regulator switch assembly (for back window) | BACK POWER WINDOW SWITCH | |
| Back door power window regulator motor assembly | BACK WINDOW GLASS (FOR CREWMAX) | |
HINT:
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