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Home >> Lexus >> 2013 >> IS 250C Base >> Repair and Diagnosis (Single Page) >> Steering >> Steering Column >> Power Tilt & Telescopic Steering Column (Diagnostic Codes & Circuit Tests) >> Power Tilt And Power Telescopic Steering Column System >> Circuit Tests >> IG Power Source Circuit >> Description

IG Power Source Circuit: Description

When the engine switch is turned on (IG), the IG power source circuit supplies positive voltage to the multiplex tilt and telescopic ECU.

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

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