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Home >> Mitsubishi >> 2003 >> Lancer Evolution >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 2.0L Turbo >> Diagnostic Tests >> DTC P0403: EGR Control Circuit >> Operation
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DTC P0403: EGR Control Circuit: Operation

The EGR solenoid power is supplied from the MFI relay (terminal No. 4). The ECM (M/T) or PCM (A/T) controls the EGR solenoid ground by turning the power transistor in the ECM (M/T) or PCM (A/T) on and off.

See Figure , Figure , Figure , Figure and Figure .

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