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Home >> Lexus >> 2001 >> LS 430 V8-4.3L (3UZ-FE) >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Body Control Module >> Testing and Inspection >> Component Tests and General Diagnostics >> Body No. 4 Control System >> Ignition Switch Power Source Circuit

Ignition Switch Power Source Circuit

CIRCUIT DESCRIPTION

When the ignition switch is turned to the ACC position, battery positive voltage is applied to the terminal ACC of the ECU.

Also, if the ignition switch is turned to the ON position, battery positive voltage is applied to the terminals ACC and IG of the ECU.

Wiring Diagram:






Steps 1 - 3:




INSPECTION PROCEDURE
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