Headlight cleaner switch
Check continuity between switch terminals.
If the test fails, replace the switch.
Headlight cleaner control relay
1. Checking the conductivity of the circuits.
A) Disconnect the control relay and test the circuits by connecting the tester to the wire side of the connector.
b) ground terminal 4 of the connector: the wiper motor must be running.
Attention: this check should be carried out no longer than 3-5 seconds to prevent burning of the motor winding.
If the test fails, replace the relay.
Headlight cleaner motor
Checking work.
Connect battery to terminal 2 (+) and 1 (-) breaker. Check motor operation.
Attention: this check should be carried out no longer than 3-5 seconds to prevent burning of the motor winding.
If the test fails, replace the motor.