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Home >> Saab >> 2011 >> 9-4X 3.0i, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Management And Fuel System, V6 >> Fault diagnosis, fault codes >> DTC P163A: Control Module Fuel Pressure Regulator 1 Control System Circuitry Performance (LF1, LFW) >> Circuit/System Description

Circuit/System Description

This diagnostic applies to internal microprocessor integrity conditions within the engine control module (ECM).

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