Wiper And Washer System -- Problem Symptoms Table |
- HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, 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 this system before inspecting the suspected areas below.
| Symptom | Suspected Area | See page |
| Front wipers do not operate at all | Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html |
| Harness or connector | - | |
| Front wipers do not operate in AUTO | LIN communication system | LandCruiser RM000001RSO0BWX.html |
| Rain sensor | LandCruiser RM000003V0D00LX.html | |
| Map light assembly | LandCruiser RM000003YO701EX.html | |
| Windshield wiper motor assembly | LandCruiser RM000002XJR02MX.html | |
| Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html | |
| Harness or connector | - | |
| Front wiper system does not operate | Windshield wiper motor assembly | LandCruiser RM000002XJR02MX.html |
| Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html | |
| Harness or connector | - | |
| Front washer system does not operate | Windshield washer motor and pump assembly | LandCruiser RM000002XK307IX.html |
| Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html | |
| Harness or connector | - | |
| Front wipers do not operate when front washer switch is on | Windshield wiper motor assembly | LandCruiser RM000002XJR02MX.html |
| Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html | |
| Harness or connector | - | |
| When front wiper switch is off, wiper blades do not park or park in wrong position | Front wiper arm installation position | - |
| Windshield wiper motor assembly | LandCruiser RM000002XJR02MX.html |
| Symptom | Suspected Area | See page |
| Wiper and washer systems do not operate at all | Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html |
| Harness or connector | - | |
| Front wiper system does not operate | Windshield wiper motor assembly | LandCruiser RM000002XJR02MX.html |
| Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html | |
| Harness or connector | - | |
| Front washer system does not operate | Windshield washer motor and pump assembly | LandCruiser RM000002XK307IX.html |
| Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html | |
| Harness or connector | - | |
| Front wipers do not operate when front washer switch is on | Windshield wiper motor assembly | LandCruiser RM000002XJR02MX.html |
| Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html | |
| Harness or connector | - | |
| When the front wiper switch is off, wiper blades do not park or park in wrong position | Front wiper arm installation position | - |
| Windshield wiper motor assembly | LandCruiser RM000002XJR02MX.html |
| Symptom | Suspected Area | See page |
| Rear wiper and washer system does not operate | Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html |
| Harness or connector | - | |
| Rear wiper system does not operate | Proceed to "Rear Wiper does not Operate" | LandCruiser RM0000044WP00ZX.html |
| Rear washer system does not operate | Rear washer motor and pump assembly | LandCruiser RM000002XK307JX.html |
| Windshield wiper switch assembly | LandCruiser RM000003X8B043X.html | |
| Harness or connector | - | |
| Rear wiper arm does not return to its original position when wiper switch is turned off | Rear wiper motor assembly | LandCruiser RM000002XJW04GX.html |
| Harness or connector | - |
| Symptom | Suspected Area | See page |
| Headlight cleaner system does not operate when headlight cleaner switch is operated | Proceed to "Headlight cleaner motor and relay circuit" | LandCruiser RM000002OXI037X.html |
| Proceed to "Headlight cleaner switch circuit" | LandCruiser RM000000PJA041X.html | |
| Headlight cleaner control relay | LandCruiser RM000002XJQ02ZX.html | |
| Main body ECU (Multiplex network body ECU) | LandCruiser RM000003WBO05FX.html | |
| Headlight washer actuator sub-assembly LH | LandCruiser RM000001OUU06DX.html | |
| Headlight washer actuator sub-assembly RH | LandCruiser RM000001OUU06DX.html | |
| Headlight cleaner system does not operate when headlight cleaner switch is operated* | Proceed to "Headlight Cleaner Motor and Relay Circuit" | LandCruiser RM000002OXI037X.html |
| Proceed to "Headlight Signal Circuit" | LandCruiser RM000000TZ10A3X.html | |
| Proceed to "Washer Signal Circuit" | LandCruiser RM000000PJB05NX.html | |
| Headlight cleaner control relay | LandCruiser RM000002XJQ02ZX.html | |
| Main body ECU (Multiplex network body ECU) | LandCruiser RM000003WBO05FX.html | |
| Headlight washer actuator sub-assembly LH | LandCruiser RM000001OUU06DX.html | |
| Headlight washer actuator sub-assembly RH | LandCruiser RM000001OUU06DX.html |
- *: The headlight cleaner system operates when the front washer switch is first operated with the low beam headlights on after the ignition switch is turned to ON.
| Symptom | Suspected Area | See page |
| Washer fluid level warning system does not operate | Proceed to "Washer Fluid Level Warning Switch Circuit" | LandCruiser RM00000309A01IX.html |
| Proceed to "Meter / Gauge System" | LandCruiser RM000002Z4L055X.html |