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Home >> Lexus >> 2000 >> LS 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Body and Frame >> Seats >> Seat Temperature Switch >> Testing and Inspection
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Seat Temperature Switch: Testing and Inspection








INSPECT SEAT HEATER SWITCH CONTINUITY
If continuity is not as specified, replace the switch or bulb.





INSPECT SEAT HEATER SWITCH INDICATOR
A. Connect the positive (+) lead from the battery to terminal 11 and the negative (-) lead to terminal 8.
B. Push the switch and check that the indicator light lights up.

If operation is not as specified, replace the switch.








INSPECT SEAT HEATER SWITCH CIRCUIT
Disconnect the switch connector and inspect the connector on the wire harness side, as shown.

If circuit is not as specified, inspect the circuits connected to other parts.
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