Blower Motor Inoperative

BLOWER MOTOR INOPERATIVE

TEST DESCRIPTION

Steps 1-11:

The number below refers to the step number on the diagnostic table.
4. The blower motor supply voltage circuit is the High speed blower motor control circuit. A short to ground on the control circuits will open the Run fuse. Be sure to check all the blower motor control circuits for a short to ground.
6. There are two ignition 3 voltage supply circuits going to the HVAC control assembly. Test the one that supplies the blower motor switch.