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OBD II Fault Code P2797 :

Description of Fault code P2797

ATFP PERFORMANCE

Possible failuer P2797

  • ATFP Motor Failure (high Friction)
  • Oil pump Failure (high Friction)

Diagnostic Procedure using AutoHex II Scan Tool

  • ATFP control unit monitors torque and velocity of the Motor based on the current of draw of the running ATFP Motor.
  • The malfunction is detected when the ATFP motor can't rotate against the friction.
  • There is a difference in the ATFP motor between actual rotation and commanded rotation at least 5 seconds, and a malfunction is detected.

Test Conditions using AutoHex tester

  • Shift lever position is D
  • Warm up the engine, drive in D range, stop the vehicle ,and go into idle stop.

Clear Fault codes Conditions

  • ATFP control unit monitors torque and velocity of the Motor based on the current of draw of the running ATFP Motor.
  • The malfunction is detected when the ATFP motor can't rotate against the friction.
  • There is a difference in the ATFP motor between actual rotation and commanded rotation at least 5 seconds, and a malfunction is detected.

MIL Status

  • America/Canada Spec OFF

Changing Dmaged DME in F Series


Note:

  • AutoHex II is a professional Auto diagnostic.
  • This fault code is a GERENRIC fault code, some cars may change the meaning of this fault code.
    To get the accurate fault code description you may use AutoHex II

More Fault codes:

OBD II Fault Code P2798
OBD II Fault Code P2799
OBD II Fault Code P279A
OBD II Fault Code P279B
OBD II Fault Code P279C
OBD II Fault Code P279D
OBD II Fault Code P279E
OBD II Fault Code P279F
OBD II Fault Code P27A0
OBD II Fault Code P27A1
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