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Home >> Lexus >> 2001 >> LS 430 >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Systems >> Component Tests >> Headlight Relay

Headlight Relay

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Remove headlight relay (located in junction block, on left side of engine compartment, in front of shock tower). Check continuity between relay terminals. Continuity should exist between terminals No. 1 and 2. Apply battery voltage and ground between terminals No. 1 and 2. Continuity should exist between terminals No. 3 and 4. See Figure. If continuity is not as specified, replace headlight relay and retest system operation.