Radiator and Condenser Fans High Speed Circuit Troubleshooting

Radiator and Condenser Fans High Speed Circuit Troubleshooting
1. Remove the radiator fan relay and condenser fan relay from the under-hood fuse/relay box.
2. Disconnect the radiator fan switch C 2P connector.
3. Turn the ignition switch ON (II).





4. Measure the voltage between radiator fan switch C 2P connector terminal No. 1 and body ground.
Is there the battery voltage?
YES - Go to step 5.
NO - Repair an open in the wire between fan control relay 5P socket terminal No. 3 and radiator fan switch C terminal No. 1.
5. Install the radiator fan relay and condenser fan relay.





6. Connect a jumper wire between radiator fan switch C 2P connector terminals No. 1 and No. 2.
7. Turn the ignition switch ON (II).
Do the radiator and condenser fans run?
YES - Replace radiator fan switch C.
NO - Repair an open in the wire between radiator fan switch C 2P connector terminal No. 2 and ground G201.