## Air Conditioning

#### Condenser Fan High Speed Circuit Troubleshooting

21-16

1. Check the No. 14 (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.

1. Remove the fan control relay from the multi-fuse/relay box and test it.

   Is the relay OK?

YES - Go to step 3.

NO - Replace the fan control relay.

1. Turn the ignition switch ON (II).

1. Measure the voltage between the No. 3 terminal of the fan control relay 5P socket and body ground.

FAN CONTROL RELAY 5P SOCKET

Is there battery voltage?

YES - Go to step 5.

NO - Repair open in the wire between the No. 14 fuse in the under-dash fuse/relay box and the fan control relay.

1. Turn the ignition switch OFF.

1. Check for continuity between the No. 4 terminal of the fan control relay 5P socket and body ground.

FAN CONTROL RELAY 5P SOCKET

Is there continuity?

YES - Repair open in the wire between the fan control relay and the A/C diode B.

NO - Check for an open in the wire between the fan control relay and body ground. If the wire is OK, check for poor ground at G301.

a a a