Landcruiser AWD L6-4.5L (1FZ-FE) (1997)
Heater Lockout Switch: Testing and Inspection
REAR HEATER SWITCH INSPECTION
1. INSPECT INDICATOR OPERATION
a. Connect the positive (+) lead from the battery to terminal 5 and the negative (-) lead to terminal 1.
b. Push each of the rear heater switch knob in and check that their indicators lights up.
If operation is not as specified, replace the switch.
2. INSPECT SWITCH CONTINUITY
If continuity is not as specified, replace the switch.