The engine P2036 Code is powertrain problem and this problem is not very difficult to fix. The car engine code lets you know about the problem and an automobile engineer knows well how to fix the car engine. However, the car engine code P2036 is important and it is more important to know the real meaning. However, you can know the automobile dictionary meaning for solving the car engine and it is p for Powertrain Code Problem is related engine, transmission and emissions systems. 2 for MFG – Manufacturer Specific. 0 for Fuel And Air Metering. 3 for Cruise Control Servo Indicates Low and 6 for Cruise Control System – Vehicle Accel Too High.