Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2007HIGHLANDER HYBRID, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEWINDOWSWINDSHIELD/WINDOW GLASS (HYBRID)POWER WINDOW CONTROL SYSTEMPROBLEM SYMPTOMS TABLE
2007 Toyota Highlander Hybrid, FWD
Problem Symptoms Table
2007 Toyota Highlander Hybrid, FWDSECTION Problem Symptoms Table
POWER WINDOW CONTROL SYSTEM
POWER WINDOW CONTROL SYSTEM - PROBLEM SYMPTOMS CHART
| Symptom | Suspected area | See |
|---|---|---|
| Power window does not operate with multiplex network master switch operation | 1. ECU-B, IG1, P FR DOOR fuse | - |
| 2. Multiplex network master switch circuit (power source) | POWER WINDOW MASTER SWITCH POWER SOURCE CIRCUIT | |
| 3. Power window regulator motor circuit | DRIVER SIDE POWER WINDOW MOTOR CIRCUIT | |
| 4. Multiplex network master switch | - | |
| Power window does not operate with multiplex network switch operation (front passenger side) | 1. DFR DOOR fuse | - |
| 2. Multiplex network switch circuit (power source) | FRONT PASSENGER SIDE POWER WINDOW SWITCH POWER SOURCE CIRCUIT | |
| 3. Power window regulator motor circuit (front passenger side) | FRONT PASSENGER SIDE POWER WINDOW MOTOR CIRCUIT | |
| 4. Multiplex network switch (front passenger side) | - | |
| Power window does not operate with multiplex network switch operation (rear LH side) | 1. PRR DOOR fuse | - |
| 2. Multiplex network switch circuit (power source) | REAR POWER WINDOW SWITCH LH CIRCUIT | |
| 3. Power window regulator motor circuit (rear LH side) | REAR POWER WINDOW MOTOR LH CIRCUIT | |
| 4. Multiplex network switch (rear LH side) | - | |
| Power window does not operate with multiplex network switch operation (rear RH side) | 1. DRR DOOR fuse | - |
| 2. Multiplex network switch circuit (power source) | REAR POWER WINDOW SWITCH RH CIRCUIT | |
| 3. Power window regulator motor circuit (rear RH side) | REAR POWER WINDOW MOTOR RH CIRCUIT | |
| 4. Multiplex network switch (rear RH side) | - | |
| AUTO UP/DOWN function does not operate on driver side | 1. Diagnosis check | DIAGNOSIS SYSTEM |
| 2. Power window regulator motor reset | INITIALIZATION | |
| 3. Multiplex network master switch | - | |
| 4. Wire harness | - | |
| Remote UP/DOWN function does not operate | 1. Multiplex network master switch | TERMINALS OF ECU |
| 2. Multiplex network body ECU | - | |
| 3. Wire harness | - | |
| Power window can be operated after ignition switch turned off even if operated conditions are not met | 1. Front door courtesy switch | TERMINALS OF ECU |
| 2. Wire harness | - | |
| AUTO UP operation does not fully close power window (Jam protection function is activated) | 1. Power window regulator motor reset | INITIALIZATION |
| 2. Check & Clean Glass run | - | |
| 3. Multiplex network master switch | - |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.