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Home >> Cadillac >> 2018 >> Escalade Base, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 11 (Engine Controls And Fuel - 6.0L (L96) - DTC P0351 To DTC P2636 And Diagnostic Information And Procedures) >> Diagnostic Information And Procedures >> DTC P2636: Fuel Transfer Pump Flow Insufficient >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify that DTC P2632, P2633 or P2634 is not set.
    • Go to next step: If DTC P2632, P2633 or P2634 is not set 
  3. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data
  4. Verify DTC P2636 is not set.
    • If DTC P2636 is set 

      Refer to Circuit/System Testing below.

    • Go to next step: If DTC P2636 is not set 
  5. All OK.
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