The automobile dictionary meaning of the car engine P2317 Code is available and it is found easily. The general meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 2 for MFG – Manufacturer Specific. 3 for IC Module 4X Ref Circuit Intermittent, No Pulses. 1 for Low Coolant Circuit and 7 for Cruise Inhibit Control Circuit. While fuel economy was raised increased, acceleration was extremely bargained, and the damage of engine vacuum led to a unsafe loss of braking assist when the car engine P2317 code method was in 4 cylinder mode.