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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1979 (Hybrid Controls - 3.6L (Hp5) - DTC P16F9 To DTC P2797) >> DTC P2797 >> Circuit/System Testing >> Motor/Open Short

Motor/Open Short

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

This display indicates the ATFP control module has detected one of the following pump motor current conditions:

  1. Ignition OFF, disconnect the ATFP control module connector X2.
  2. Using the Auxiliary Fluid Pump Specification table listed below, test the resistance between the X2 circuits of the pump connector as indicated.
    • If any of the circuits are not within the specified range, replace the pump assembly and repeat the Circuit/System Verification.
    • If all circuits test normal, replace the ATFP control module and repeat Circuit/System Verification.
Auxiliary Fluid Pump Specification

Pump Connector X2 Terminal Pump Connector X2 Terminal Specified Range
A E < 0.5 OHMS
A C < 0.5 OHMS
C E < 0.5 OHMS
A F OL
C F OL
E F OL
A Chassis Ground OL
C Chassis Ground OL
E Chassis Ground OL