Problem Symptoms Table
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
| Symptom | Suspected Area | Reference |
|---|---|---|
| Remote UP / DOWN function does not operate | Power window regulator master switch assembly | Refer to 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 | Refer to Driver Side Power Window does not Operate with Power Window Master Switch |
| Front power window regulator motor assembly LH | Refer to Driver Side Power Window does not Operate with Power Window Master Switch | |
| Harness or connector | Refer to 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 | Refer to Front Passenger Side Power Window does not Operate with Front Passenger Side Power Window Switch |
| Power Window Regulator Switch Assembly | Refer to Front Passenger Side Power Window does not Operate with Front Passenger Side Power Window Switch | |
| Front power window regulator motor assembly RH | Refer to Front Passenger Side Power Window does not Operate with Front Passenger Side Power Window Switch | |
| Harness or connector | Refer to 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 | Refer to Rear Power Window LH does not Operate with Rear Power Window Switch LH |
| Rear power window regulator switch assembly LH | Refer to Rear Power Window LH does not Operate with Rear Power Window Switch LH | |
| Rear power window regulator motor assembly LH | Refer to Rear Power Window LH does not Operate with Rear Power Window Switch LH | |
| Harness or connector | Refer to 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 | Refer to Rear Power Window RH does not Operate with Rear Power Window Switch RH |
| Rear power window regulator switch assembly RH | Refer to Rear Power Window RH does not Operate with Rear Power Window Switch RH | |
| Rear power window regulator motor assembly RH | Refer to Rear Power Window RH does not Operate with Rear Power Window Switch RH | |
| Harness or connector | Refer to 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 | Refer to Driver Side Power Window Auto Down Function does not Operate |
| Front power window regulator motor assembly LH | Refer to Driver Side Power Window Auto Down Function does not Operate | |
| Harness or connector | Refer to Driver Side Power Window Auto Down Function does not Operate | |
| Power windows do not operate at all | Power window regulator master switch assembly | Refer to Power Windows do not Operate at All |
| Harness or connector | Refer to Power Windows do not Operate at All | |
| Key-off operation function operates even if operating conditions are not satisfied | Main body ECU (driver side junction block) | Refer to Key-off Operation Function Operates even if Operating Conditions are not Satisfied |
| Lighting system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING |
- *1: for Double Cab
- *2: for CrewMax
POWER WINDOW CONTROL SYSTEM (FOR BACK WINDOW GLASS)
| Symptom | Suspected Area | Reference |
|---|---|---|
| Power back window does not operate*2 | Back door power window regulator switch assembly | Refer to INSPECTION |
| Power window regulator motor assembly | Refer to REMOVAL | |
| Main body ECU (driver side junction block) | Refer to TERMINALS OF ECU | |
| Harness or connector | - | |
| Power back window does not operate*1 | Back door power window regulator switch assembly | Refer to INSPECTION |
| Power window regulator motor assembly | Refer to INSPECTION | |
| Main body ECU (driver side junction block) | Refer to TERMINALS OF ECU | |
| Harness or connector | - |
- *1: for CrewMax
- *2: for Double Cab, for Power Slide Type