Celica ST Ltd Ed Liftback L4-1762cc 1.8L DOHC MFI (1997)
Wiper Relay: Testing and Inspection
INSPECT REAR WIPER MOTOR AND RELAY OPERATION
1. Connect the positive (+) lead from the battery to terminal 1, and the negative (-) lead to terminal 3 and the motor body, check that the motor
operates.
2. Disconnect the negative (-) lead from terminal 3, check that the motor stops running at the stop position.
If operation is not as specified, replace the motor and relay.
Intermittent:
Connect the positive (+) lead from the battery to terminal 1, and the negative (-) lead to terminal 2 and the motor body, check that the motor
operates intermittently for 9 - 15 seconds.
If operation is not as specified, replace the motor and relay.