Problem Symptoms Table
WARNING: This page is about a different car, the 2007 Toyota Prius. 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.
- Insect the fuses and relays related to this system before inspecting the suspected areas below.
Front wiper and washer system
FRONT WIPER AND WASHER SYSTEM TABLE
| Symptom | Suspected area | Refer To |
|---|---|---|
| Both front wipers and washer systems do not operate. | 1. Windshield wiper switch | WIPER SWITCH |
| 2. Wire harness or connector | - | |
| Front wipers do not operate when windshield washer is normal. | 1. WIP fuse | - |
| 2. Windshield wiper switch | WIPER SWITCH | |
| 3. Windshield wiper motor | FRONT WIPER MOTOR AND LINK | |
| 4. Wire harness or connector | - | |
| Front wipers do not operate in LO or HI. | 1. Windshield wiper switch | WIPER SWITCH |
| 2. Windshield wiper motor | FRONT WIPER MOTOR AND LINK | |
| 3. Wire harness or connector | - | |
| Front wipers do not operate in INT. | 1. Windshield wiper switch | WIPER SWITCH |
| 2. Windshield wiper motor | FRONT WIPER MOTOR AND LINK | |
| 3. Wire harness or connector | - | |
| Windshield washer motor does not operate. | 1. WSH fuse | - |
| 2. Windshield wiper switch | WIPER SWITCH | |
| 3. Windshield washer motor and pump | WIPER AND WASHER SYSTEM | |
| 4. Wire harness or connector | - | |
| Front wipers do not operate when jet of washer fluid is emitted with washer switch on. | 1. Windshield wiper switch | WIPER SWITCH |
| 2. Windshield wiper motor | FRONT WIPER MOTOR AND LINK | |
| 3. Wire harness or connector | - | |
| Jet of washer fluid is not emitted when windshield washer motor is normal. | 1. Washer hose and nozzle | - |
| Wiper blade does not return or return position is wrong when windshield wiper switch is off. | 1. Windshield wiper arm installation position | FRONT WIPER MOTOR AND LINK |
| 2. Windshield wiper motor | FRONT WIPER MOTOR AND LINK | |
| 3. Wire harness or connector | - |
Rear wiper and washer system
REAR WIPER AND WASHER SYSTEM TABLE
| Symptom | Suspected area | Refer To |
|---|---|---|
| Both rear wiper and washer systems do not operate. | 1. Windshield wiper switch | WIPER SWITCH |
| 2. Wire harness or connector | - | |
| Rear wiper does not operate in INT or ON. | 1. Windshield wiper switch | WIPER SWITCH |
| 2. Rear wiper motor | REAR WIPER RUBBER | |
| 3. Wire harness or connector | - | |
| Rear washer motor does not operate. | 1. WSH fuse | - |
| 2. Windshield wiper switch | WIPER SWITCH | |
| 3. Windshield washer motor and pump | WIPER AND WASHER SYSTEM | |
| 4. Wire harness or connector | - | |
| Jet of washer fluid is not emitted when rear washer motor is normal. | 1. Washer hose and nozzle | - |
| Wiper blade does not return or return position is wrong when rear wiper switch is off. | 1. Rear wiper arm installation position | REAR WIPER RUBBER |
| 2. Rear wiper motor | REAR WIPER RUBBER | |
| 3. Wire harness or connector | - |