Solve the car engine by the right meaning of the car engine code. Find the right meaning of this car engine P3437 Code for solving the car engine problem. The general meaning of the car engine P3437 code can be used for solving the car engine and it is p for Powertrain Code Problem is related engine, transmission and emissions systems. 3 for SAE – Generic. 4 for Transmission. 3 for Cruise Control Servo Indicates Low and 7 for Cruise Inhibit Control Circuit. Fix the car engine as soon as possible and do not make any new problem in the car engine choosing wrong meaning of the code.