NOTE: Do not use this troubleshooting procedure if the fans are also inoperative, or if the A/C compressor is inoperative. Refer to the symptom troubleshooting index.

1. Check the No. 30 (7.5 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. Disconnect the magnet valve 2P connector.

1. Turn the ignition switch ON (II).

1. Measure the voltage between the No. 2 terminal of the magnet valve 2P connector and body ground.

Is there battery voltage?

YES | - | Go to Step 5 .
NO | - | Repair open in the wire between the No. 30 fuse in the under-dash fuse/relay box and the magnet valve.■

1. Turn the ignition switch OFF.

1. Reconnect the magnet valve 2P connector.