Climate Control Power and Ground Circuit Troubleshooting
  1. Check the No. 36 (10 A) fuse in the under-dash fuse/relay box.
Is the fuse OK?
YES -
Go to Step 2 .
NO -
Replace the fuse, and recheck. If the fuse blows again, check for a short in the No. 36 (10 A) fuse circuit.■
  1. Disconnect the climate control unit 32P connector.
  1. Turn the ignition switch ON (II).
  1. Measure the voltage between the climate control unit 32P connector terminal No. 31 and body ground.
Is there battery voltage?
YES -
Go to Step 5 .
NO -
Repair an open in the wire between the No. 36 (10A) fuse in the under-dash fuse/relay box and the climate control unit.■
  1. Turn the ignition switch OFF.