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Home >> GMC >> 2020 >> Terrain Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Controls And Fuel - 1.5L (LYX) - Diagnostic Information And Procedures (1 Of 2)) >> Diagnostic Information and Procedures >> DTC P0191 or P0192 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P0191 

The difference between the commanded high pressure and the measured high pressure is greater than or less than a predefined threshold for greater than or equal to 1.5 s.

P0192 

The ECM detects that the fuel pressure/temperature sensor signal voltage is low for greater than 30 s with the engine running or greater than 10 s with the engine cranking.

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