Motor Operate at Either High or Low Speed Only

Fig. 1 Two-speed Motor Terminal Locations:

Fig. 2 Intermittent Wiper Motor Terminal Locations:

Fig. 3 Wiper Motor Terminal Location:

1. If motor operates at low speed, place wiper switch in high position and connect test lamp between motor terminal H and ground. If motor operates at high speed, place wiper switch in low position and connect test lamp between motor terminal L and ground. Leave electrical connector connected to motor.
2. If test lamp does not light at motor terminal, there is an open circuit in wiper switch or wiring. If test lamp lights at motor terminal, brush is not making good contact with commutator.