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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 P0182, P0183, P0187, P0188, P0191, P0192, P111F, P126E, P126F, P127C, P128A, P128B, P16E4, or P16E5 >> Component Testing

Component Testing

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.
  1. Connect a 3 A fused jumper wire between the test points: 5 V Reference terminal 3 & 5 V
  2. Connect a jumper wire between the test points: Low Reference terminal 1 & Ground
  3. Test for 2.5 to 4.0 V between the test points: Signal terminal 2 & Low Reference terminal 1
    • If not between 2.5 and 4.0 V 

      Replace the component: B310 Fuel Pressure/Temperature Sensor

    • Go to next step: If between 2.5 and 4.0 V 
  4. All OK.
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