The general meaning of the car engine P2795 Code is an important thing and it can be used only the absent of the real meaning of the code. The real meaning is found in the manual of the car engine and solve the car engine problem by that meaning. However, if the general meaning of the code is not found, use the general meaning for solving the car engine. The general meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 2 for MFG – Manufacturer Specific. 7 for Auxiliary Emission Controls. 9 for Crankshaft Position Sensor Circuit Performance and 5 for Park or Neutral Position (PNP) Switch Circuit Engine Torque Signal Circuit.