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Home › Hyundai › 2017 › Azera Base › Repair and Diagnosis › Engine Performance › System › Engine Control System Diagnosis (1 Of 3) › DTC P0091: Fuel Pressure Regulator 1 Control Circuit Low › General Information › DTC Description

DTC Description

When PCM detects short to ground in the spill valve control circuit, PCM sets DTC P0091.

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