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Home >> Lexus >> 2017 >> GX 460 Base >> Repair and Diagnosis (Single Page) >> Steering >> Steering Column >> Power Tilt & Telescopic Steering Column System (Diagnostic Codes & Circuit Tests) >> Power Tilt And Power Telescopic Steering Column System >> IG Power Source Circuit [08/2015 - 08/2019] >> Description

IG Power Source Circuit [08/2015 - 08/2019]: 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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