FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Lexus
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1999
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LS 400 V8-4.0L (1UZ-FE)
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Repair and Diagnosis
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Steering and Suspension
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Relays and Modules - Steering and Suspension
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Relays and Modules - Steering
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Steering Column Control Module
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Description and Operation
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DTC B2620 ECU Power Source Circuit Malfunction
DTC B2620 ECU Power Source Circuit Malfunction
CIRCUIT DESCRIPTION
ECU power source circuit supply the battery positive voltage to tilt and telescopic ECU.