MX-5 Miata L4-1.8L DOHC (1996)
Windshield Washer Motor: Testing and Inspection
1. Ensure continuity does not exist between terminals A and B, B and C and terminals B and D while wipers are parked.
2. Ensure continuity exists between terminals A and C, A and D and terminals C and D while wipers are parked.
3. Apply battery voltage to terminal A and ground connector, wiper should operate on low.
4. Apply battery voltage to terminal C and ground connector, wiper should operate on high.
5. If any of the checks are not as specified, repair or replace motor as necessary.
