P0971

2017-10-10

Description:

  • The fault code P0971 indicates that the pressure control solenoid 'C' is experiencing high voltage levels beyond the acceptable range, indicating a problem with the control circuit. This may cause issues with the transmission's shifting or other related problems.

Possible Symptoms:

  • Harsh or delayed shifting

  • Transmission slips or fails to engage gears

  • Check engine light illuminated

  • Reduced fuel efficiency

Possible Causes:

  • Open or shorted wiring in the pressure control solenoid 'C' circuit

  • Failed pressure control solenoid 'C'

  • Malfunctioning engine control module (ECM)

Related Parts:

  • Pressure Control Solenoid: This solenoid regulates the oil flow in the transmission. Problems with this solenoid lead to engine misfire, poor fuel economy, poor acceleration

Possible Solutions:

  • Inspect and repair any damaged wiring or connections in the pressure control solenoid 'C' circuit

  • Replace the pressure control solenoid 'C'

  • Replace the engine control module (ECM) if necessary

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