OBD II Fault Code

  • OBD II P0893

OBD-II Code Transmission may not shift properly is defined as a Multiple Gears Engaged

The automatic transmission matches the engine optimum power and torque characteristics to the driver's desired rate of acceleration and speed by auto-selecting different gear ratios or 'speeds' to power the wheels. When the Transmission control module (TCM) detects multiple gears are engaged at the same time, it will send a message to the engine computer (PCM) to set code P0893.

Transmission may not shift properly Symptoms

  • Transmission may not shift properly

Common Problems That Trigger the P0893 Code

  • Internal transmission failure
  • Transmission Control Module (TCM) failure
  • Wiring issue
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