Landcruiser V8-4.7L (2UZ-FE) (2000)
Seat Heater: Component Tests and General Diagnostics
Seat Heater System
INSPECTION
1. INSPECT SEAT HEATER SWITCH CONTINUITY
If continuity is not as specified, replace the switch.
2. INSPECT SEAT HEATER INDICATOR LIGHT OPERATION
a. Connect the positive (+) lead from the battery to terminal 4 and the negative (-) lead to terminal 6.
b. Push the seat heater switch Right or Left side and check that the indicator light flushes.
If operation is not as specified, replace the switch and inspect the circuits connected to other parts.