LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls And Fuel - 2.0L (LTG) - DTC P0010 To DTC P0333 >> Diagnostic Information and Procedures >> DTC P0231, P0232, or P023F: Fuel Pump Control Circuit >> Component Testing

Component Testing

Static Test

  1. Ignition OFF, disconnect the harness connector at the K111 Fuel Pump Driver Control Module.
  2. Connect a DMM, set on the diode setting, with the positive lead at terminal 16 and the negative lead at terminal 9 of the K111 Fuel Pump Driver Control Module
  3. Test for 0.4-0.8V between terminal 16 and terminal 9.
    • If not between 0.4-0.8V 

      Replace the K111 Fuel Pump Driver Control Module.

    • If between 0.4-0.8V 
  4. Connect a DMM, set on the diode setting, with the positive lead at terminal 9 and the negative lead at terminal 16 of the K111 Fuel Pump Driver Control Module
  5. Test for OL between terminal 9 and terminal 16.
    • If not OL 

      Replace the K111 Fuel Pump Driver Control Module.

    • If OL 
  6. All OK