Operation CHARM: Car repair manuals for everyone.

Motor Runs at High or Low Speed Only

1. If motor will not run at high speed, place switch in High position and connect a test lamp between motor terminal 4 and ground.
2. If motor will not run on low speed, place switch in Low position and connect a test lamp to motor terminal 3 and ground.
3. If test lamp does not light at motor terminal, there is an open in wiring or switch.
4. If test lamp lights, replace motor assembly.