Operation CHARM: Car repair manuals for everyone.

Diagnostic Chart For Self-Diagnosis

Diagnostic Chart for Self-Diagnosis

OPERATION







1. A/C CONTROL MODULE SELF-DIAGNOSIS









2. SENSOR CHECK TABLE

NOTE:
- When the sunload sensor check is performed indoors or in the shade, it could be diagnosed as having an open circuit. Always check the sunload sensor at a location exposed to direct sunlight.
- LED illuminates to warn the past malfunction if it was detected four times or more in the past.
- To clear the past malfunction, disconnect the ground cable from the battery, or press and hold the FRESH/ RECIRC switch for five seconds or more when performing the self-diagnosis Step 3 to Step 7.






3. OPERATING MODE TABLE






4. DRIVE SIGNAL CHECK TABLE

NOTE:
- LED illuminates to warn the past malfunction if it was detected four times or more in the past.
- To clear the past malfunction, disconnect the ground cable from the battery, or press and hold the FRESH/ RECIRC switch for five seconds or more when performing the self-diagnosis Step 3 to Step 7.