P0957

2017-10-10

Description:

  • The fault code P0957 suggests that the transmission control module (TCM) has determined that the adaptive learning shift control has reached its limit, resulting in the illuminated check engine light. This fault code may cause the vehicle's transmission to shift improperly or not at all.

Possible Symptoms:

  • Illuminated check engine light

  • Harsh or delayed shifting

  • Transmission slipping or failure to engage

  • Reduced fuel efficiency

  • Vehicle stuck in a particular gear

Possible Causes:

  • Faulty shift solenoids

  • Malfunctioning transmission control module (TCM)

  • Damaged wiring or electrical connections in the transmission system

  • Low transmission fluid level or dirty transmission fluid

Related Parts:

  • Auto Shift:

Possible Solutions:

  • Check and replace any faulty shift solenoids

  • Replace the transmission control module (TCM) if necessary

  • Inspect and repair any damaged wiring or electrical connections in the transmission system

  • Check and replace the transmission fluid or perform a transmission fluid flush if necessary

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