The engine P2737 Code lets you know of the car engine problem. The engine P2737 DTC reports of the sensor fault, extra of the sensor is improbable to solve the underlying problem. The fault is most likely to be caused by the systems that the sensor is monitoring, but might even be caused by the wiring to the sensor itself. You should check Fuel Rail/System Pressure – Too High, Engine Shutoff Solenoid Malfunction and Crankshaft Position Sensor A Circuit Low Input. Fix the car engine properly with the right meaning of the code or you may face terrible problem in the car engine.