Wiper And Washer System Rain Sensor Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
CHECK HARNESS AND CONNECTOR (WIPER RELAY - RAIN SENSOR)
WIPER AND WASHER SYSTEM - Rain Sensor Circuit |
DESCRIPTION
This circuit provides power to operate the rain sensor.The auto wiper system operates when the windshield wiper switch assembly is in the AUTO position.
WIRING DIAGRAM
INSPECTION PROCEDURE
| 1.CHECK HARNESS AND CONNECTOR (WIPER RELAY - RAIN SENSOR) |
Disconnect the E26 windshield wiper relay assembly (auto wiper relay) connector.
Disconnect the Q4 rain sensor connector.
Measure the resistance according to the value(s) in the table below.
- Standard resistance:
Tester Connection
| Condition
| Specified Condition
|
E26-8 (SIG) - Q4-1 (SIG)
| Always
| Below 1 Ω
|
E26-14 (PA1) - Q4-2 (AUTO)
| Always
| Below 1 Ω
|
E26-25 (E) - Q4-4 (ES)
| Always
| Below 1 Ω
|
Q4-1 (SIG) - Body ground
| Always
| 10 kΩ or higher
|
Q4-2 (AUTO) - Body ground
| Always
| 10 kΩ or higher
|
Q4-4 (ES) - Body ground
| Always
| Below 1 Ω
|
| | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
| OK |
|
|
|
| PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE |
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