P0783 OBD II Trouble Code 3-4 Shift Malfunction DTC

Detailed troubleshooting and repair information a P0783 DTC automatic transmission 3-4 shift malfunction code.

Symptoms of P0783 OBD II Trouble Code

  • Check engine light illuminated (Malfunction Indicator Lamp / MIL)
  • Vehicle will not shift from 3rd to 4th gear

Common Causes of P0783 OBD II Trouble Code

  • 3-4 shift solenoid failure
  • Electrical short to power - pinched wires
  • Electrical short to ground - pinched wires
  • Open in power or ground circuit wiring - disconnected or loose connections
  • TCM or PCM internal failure