Windshield Wiper Motor Inspection
WINDSHIELD WIPER MOTOR INSPECTIONReference: Windshield Wiper Removal and Installation Windshield Wiper Removal and Installation
NOTE: Make sure that battery voltage is 12 V or more.
1. Make a mark (1) on windshield wiper motor (2) stop position as shown.
2. Check windshield wiper motor for operation as follows
^ For motor operation in low speed
a. Connect battery positive (+) terminal to terminal "1" and its negative (-) terminal to terminal "5".
b. Check if motor revolution speed is as specification. If check result is not as specified, replace motor.
Specification
41-49 r/min (rpm)
^ For motor operation in high speed
a. Connect battery positive (+) terminal to "2" and its negative (-) terminal to terminal "5".
b. Check if motor revolution speed is as specification. If check result is not as specified, replace motor.
Specification
63-77 r/min (rpm)
^ For automatic stop operation
a. Connect battery positive (+) terminal to terminal "1" and its negative (-) terminal to terminal "5" and let the motor turn.
b. Disconnect terminal "1" from battery positive (+) terminal, and let the motor stop.
c. Connect terminals "1" and "3" with a jumper wire, and connect terminal "4" to battery positive (+) terminal.
Observe the motor turns once again then stops at a specified position as shown.
d. Repeat Step a. to c. several times and check that the motor stops at the specified position every time.
If check result is not satisfied, replace motor.