Initial Inspection and Diagnostic Overview

1. Check to see if ACC-IGN circuit breaker is open. If breaker is open, locate and repair source of overload, then check breaker for proper operation. If breaker does not reset, replace breaker.
2. If breaker is not open, refer to diagnostic procedures.

Fig. 18 Front wiper motor in-vehicle checks:

3. Ensure all electrical connectors are secure and verify continuity of all harness wires.
4. Ensure wiper motor attaching screws are properly tightened.
5 Check related fuses and replace if necessary.
6. Perform electrical checks illustrated in Fig. 18.