P0780

2017-10-10

Description:

  • The fault code P0780 indicates that there is a problem with the shift function of the transmission. This may cause the vehicle to shift poorly, or not shift at all.

Possible Symptoms:

  • Poor or no shifting

  • Illuminated check engine light

  • Harsh shifting or shifting delays

  • Reduced engine power or acceleration

Possible Causes:

  • Malfunctioning shift solenoids

  • Failed transmission control module (TCM)

  • Low transmission fluid level or dirty fluid

  • Damaged wiring or connections in the transmission circuit

Related Parts:

  • Transmission Shift Sensor: Gear Shift Sensor communicates the position the gear shifted to. Problems lead to difficulty in shifting gears

Possible Solutions:

  • Replace the malfunctioning shift solenoids

  • Replace the transmission control module (TCM) if necessary

  • Check and replace low or dirty transmission fluid

  • Check and repair any damaged wiring or connections in the transmission circuit

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