The engine P2706 Code is meaningful and fix the car engine by the real meaning of the code. Now fix the car engine by the hand tools and expertise. If you do not know the process of solving of the car engine. The automobile dictionary 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. 0 for IC Circuit High Voltage and 6 for Cruise Control System – Vehicle Accel Too High. Do not use this meaning if you know the right meaning of the code.