Previa Van 2WD L4-148.8 2438cc 2.4L DOHC (2TZ-FE) (1992)
Air Conditioning Switch: Testing and Inspection
FRONT A/C SWITCH INSPECTION
1. INSPECT FRONT A/C SWITCH CONTINUITY
if continuity is not as specified. replace the switch.
2. INSPECT A/C INDICATOR OPERATION
a. Connect the positive (+) lead from terminal 4 and negative (+) lead to terminal 2.
b. Push the A/C button and check that the A/C indicator lights up.
If operation is not as specified. replace the A/C switch.