With Electronic A/C

^ Try the following checks before doing the System Check.
1. Check IGN Fuse by checking secondary cooling fan operation.
2. Check if any trouble codes are set by observing if the C0 or F0 annunciator is flashing during the first two minutes of vehicle operation. If codes are set refer to the diagnosis under Testing and Inspection / Air Delivery and Temperature Controls. Air Door
3. If the steering wheel control functions do not operate, but the Heater and A/C Control Assembly functions operate properly, refer to the diagnosis under Radio/Stereo / Testing and Inspection.
^ Refer to the System Check for a guide to normal compressor operation. System Check
^ Refer to the System Diagnosis for compressor control diagnostic tests. Testing and Inspection