FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Car repair manuals for everyone.
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Lexus
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2003
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LS 430 V8-4.3L (3UZ-FE)
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Repair and Diagnosis
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Body and Frame
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Body Control Systems
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Luggage Room Junction Block (Body No. 4) Control System
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Symptom Diagnostic Procedures
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Taillight Circuit
Taillight Circuit
CIRCUIT DESCRIPTION
Receiving the light control switch TAIL signal from either of the luggage room J/B ECU makes the taillight come on.
Wiring Diagram:
Step 1 - 3:
INSPECTION PROCEDURE