Windshield Wiper Motor Inspection

Reference: WINDSHIELD WIPER REMOVAL AND INSTALLATION 

1. Make a mark (1) on windshield wiper motor (2) stop position as shown in figure.
   Fig 1: Identifying Windshield Wiper Motor Mark

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2. Check windshield wiper motor for operation as follows
   • For motor operation in low speed
     1. Connect battery positive (+) terminal to terminal "1" and its negative (-) terminal to terminal "5".
     2. Check if motor revolution speed is as specification. If check result is not as specified, replace motor.

        Specification 

        41 - 49 r/min (RPM) 

        Fig 2: Checking Windshield Wiper Motor Operation In Low Speed

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   • For motor operation in high speed
     1. Connect battery positive (+) terminal to "2" and its negative (-) terminal to terminal "5".
     2. Check if motor revolution speed is as specification. If check result is not as specified, replace motor.

        Specification 

        63 - 77 r/min (RPM) 

        Fig 3: Checking Windshield Wiper Motor Operation In High Speed

        Courtesy of SUZUKI OF AMERICA CORP.
   • For automatic stop operation
     1. Connect battery positive (+) terminal to terminal "1" and its negative (-) terminal to terminal "5" and let the motor turn.
     2. Disconnect terminal "1" from battery positive (+) terminal, and let the motor stop.
     3. 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 in figure.
        Fig 4: Checking Windshield Wiper Motor Operation In High Speed

        Courtesy of SUZUKI OF AMERICA CORP.
     4. 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.