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Home >> Buick >> 2019 >> Regal TourX Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 138 (Engine Controls And Fuel - 3.6L (LGX) - Diagnostic Information And Procedures (P0010-P0446)) >> Diagnostic Information and Procedures >> DTC P018B-P018D >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2020 Buick Regal and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

P018B 

Fuel Pressure Sensor = Change is less than 30 kPa (4.4 PSI)

The above condition(s) must occur for greater than 5 s.

P018C 

Fuel Pressure Sensor = Less than 0.2 V - For greater than 1 s

P018D 

Fuel Pressure Sensor = Greater than 4.8 V - For greater than 1 s

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