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Home >> Lexus >> 1999 >> SC 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Body and Frame >> Seats >> Power Seat Switch >> Testing and Inspection >> Component Inspection
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Component 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 7 and the negative (-) lead to terminal 8.
b. Push the switch, 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.
If the circuit is not as specified, inspect the circuits connected to other parts.
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