C2156 Engine Trouble Code
Meaning of C2156 engine trouble code is a kind of chassis trouble code and when your car's 'C2156 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.
C2156 Fault Symptoms :
If one of these reasons for C2156 code is occuring now you should check C2156 repair processes.
Now don't ask yourself; What should you do with C2156 code ?
The solution is here :
C2156 Possible Solution:
Power Steering Pressure (PSP) Switch Malfunction In Key On, Engine Off Self-Test, this DTC indicates the PSP input to the PCM is high. In Key On, Engine Running Self-Test, this DTC indicates that the PSP input did not change state. Steering wheel must be turned during Key On, Engine Running Self-Test PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged.
C2156 Code Meaning :
|OBD-II Diagnostic Chassis (C) Trouble Code For Engine||Fuel And Air Metering (Injector Circuit Malfunctions Only)||Fuel Rail/System Pressure - Too High||Cylinder 1 Injector Circuit Low||Ignition Coil A Primary/Secondary Circuit Malfunction|
Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.
C2156 OBD-II Diagnostic Chassis (C) Trouble Code DescriptionC2156 engine trouble code is about Ignition Coil A Primary/Secondary Circuit Malfunction.
Main reason For C2156 CodeThe reason of C2156 OBD-II Engine Trouble Code is Fuel Rail/System Pressure - Too High.
C2156 DTC reports a sensor fault, replacement of the sensor is unlikely to resolve the underlying problem. The fault is most likely to be caused by the systems that the sensor is monitoring, but might even be caused by the wiring to the sensor itself.