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Home >> Lexus >> 1999 >> GS 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Lighting and Horns >> Map Light >> Testing and Inspection
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Map Light: Testing and Inspection







INSPECT FRONT PERSONAL LIGHT SWITCH CONTINUITY
If continuity is not as specified, replace the light assembly or bulb.







INSPECT FRONT PERSONAL LIGHT SWITCH CIRCUIT
Disconnect the connector from the switch and inspect the connector on the wire harness side, as shown.
If circuit is not as specified, inspect power source or wire harness.







INSPECT REAR PERSONAL LIGHT SWITCH CONTINUITY
If continuity is not as specified, replace the light assembly or bulb.







INSPECT REAR PERSONAL LIGHT SWITCH CIRCUIT
Disconnect the connector from the switch and inspect the connector on the wire harness side, as shown.
If circuit is not as specified, inspect power source or wire harness.
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