DD22 Check Power to Relay

- Disconnect wire harness from pump motor relay.

Pump Motor Relay Connector:

- Check voltage between pin 30 on wire harness to pump motor relay connector and ground.

- Is voltage over 10 volts?

YES -- Go to DD23. DD23 Check Power to Relay Coil

NO -- Service or replace battery, circuit 537, or anti-lock motor 40A fuse.