Air Conditioning Control Assembly (Auto A/C)
INSPECTION1. INSPECT ILLUMINATION OPERATION
Connect the positive (+) lead from the battery to terminal 31 and the negative (-) lead to terminal 39, then check that the illumination lights up.
If there is bulb not light up, replace the bulb only. If all bulbs do not light up, replace the A/C control panel.
2. INSPECT A/C CONTROL AMPLIFIER CIRCUIT
Refer to Heating and Air Conditioning; Testing and Inspection.