OBD II Fault Code

  • OBD II P074A

OBD-II Code Transmission may not shift properly is defined as a Unable To Engage Gear 2

The Transmission is responsible for converting the power produced by the engine to movement of the vehicle. The transmission has its own control module (TCM). The TCM uses solenoids to control the fluid pressure that activates the different gears inside the transmission. If the TCM detects that the transmission is not going into second gear, it will set code P074A.

Transmission may not shift properly Symptoms

  • Transmission may not shift properly

Common Problems That Trigger the P074A Code

  • Internal transmission failure
  • Transmission Control Module (TCM) failure
  • Transmission fluid level is low
  • Transmission solenoid failure
  • Wiring issue

Common Repairs Needed for the P074A Code

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