With Manual Climate Control

TROUBLE DIAGNOSIS PROCEDURE FOR MAGNET CLUTCH

Inspection Flow:

Symptom:
- Magnet clutch does not operate when A/C switch and fan switch are ON.

Step 1:

Step 2:

Step 3:

Step 4:

Step 5:

Step 6:

Step 7:

Step 8:

Step 9:

Step 10:

Step 11:

Step 12:

Step 13:

DIAGNOSTIC PROCEDURE

SYMPTOM:
- Magnet clutch does not engage when A/C switch and fan switch are ON.

ELECTRICAL COMPONENTS INSPECTION







A/C Relay
Check continuity between terminal Nos. 3 and 5.
If NG, replace relay.










Refrigerant Pressure Sensor
Make sure that higher A/C refrigerant pressure results in higher refrigerant-pressure sensor output voltage.