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Home >> Toyota >> 2007 >> Tundra 4WD V8-5.7L (3UR-FE) >> Repair and Diagnosis >> Steering and Suspension >> Steering >> Steering Column >> Testing and Inspection >> Component Tests and General Diagnostics >> IG Power Source Circuit

IG Power Source Circuit

IG Power Source Circuit

DESCRIPTION
When the ignition switch is turned ON, the IG power source circuit supplies positive (+) voltage to the multiplex tilt and telescopic ECU.

The multiplex tilt and telescopic ECU also receives ignition switch signals via this circuit.

WIRING DIAGRAM:





INSPECTION PROCEDURE

Step 1:




Step 2-3:




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