## Air Conditioning

#### Radiator and Condenser Fans Low Speed Circuit Troubleshooting (cont'd)

21-15

1. Turn the ignition switch ON (II), then turn the A/C and fan switches ON.

   Does the condenser fan run?

YES - Go to step 23.

NO - Replace the condenser fan motor.

1. Turn the A/C and fan switches OFF, then turn the ignition switch OFF.

1. Disconnect the jumper wire.

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

   Is the relay OK?

YES - Go to step 26.

NO - Replace the fan control relay.

1. Turn the ignition switch ON (II), then turn the A/C and fan switches ON.

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

FAN CONTROL RELAY 5P SOCKET

Is there battery voltage?

YES - Go to step 28.

NO - Repair open in the wire between the condenser fan and the fan control relay.

1. Turn the A/C and fan switches OFF, then turn the ignition switch OFF.

1. Disconnect the radiator fan 2P connector.

1. Check for continuity between the No. 2 terminal of the fan control relay 5P socket and the No. 2 terminal of the radiator fan 2P connector.

FAN CONTROL RELAY 5P SOCKET

RADIATOR FAN 2P CONNECTOR

Wire side of female terminals

Is there continuity?

YES - Go to step 31.

NO - Repair open in the wire between the fan control relay and the radiator fan.

1. Check for continuity between the No. 1 terminal of the radiator fan 2P connector and body ground.

RADIATOR FAN 2P CONNECTOR

Wire side of female terminals

Is there continuity?

YES - Replace the radiator fan motor.

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

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