Pressure control solenoids are spring-loaded devices that the engine/transmission control modules use to direct the flow of pressurized transmission fluid to change gears. If the computer is unable to properly control pressure control solenoid ‘A’, then it will store a P0746 diagnostic trouble code. Need a replacement transmission? Get an estimate for replacement transmissions and … Continue reading P0746: Pressure Control Solenoid ‘A’ Performance or Stuck Off DTC Trouble Code