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Home >> Saab >> 2011 >> 9-5 Turbo4, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Management And Fuel System, 2.0L Petrol >> Fault diagnosis, fault codes >> DTC P163A: Control Module Fuel Pressure Regulator 1 Control System Circuitry Performance >> Circuit/System Description

Circuit/System Description

This diagnostic applies to internal microprocessor integrity conditions within the engine control module (ECM) or an out of range high pressure fuel pump actuator current.

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