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P3131 Engine Trouble Code

Meaning of P3131 engine trouble code is a kind of powertrain trouble code and P3131 code can be about replacing a broken oxygen sensor can eventually lead to a busted catalytic convertor which can cost upwards of $2,200. Taking your car into a shop will cost you around $210 depending on the car. However, an oxygen sensor is easy to replace on many cars and is usually detailed in the owner's manual. If you know where the sensor is, you only have to unclip the old sensor and replace it with a new one. Regardless of how you approach it, you should get this fixed right away.

P3131 Fault Symptoms :

Check engine light comes on
Engine stalling or misfiring
Engine performance issues
Car not starting

If one of these reasons for P3131 code is occuring now you should check P3131 repair processes.
Now don't ask yourself; What should you do with P3131 code ?
The solution is here :

P3131 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.

P3131 Code Meaning :

P	3	1	3	1
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine	Ignition System Or Misfire	Fuel Rail/System Pressure - Too High	Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)	Crankshaft Position Sensor A Circuit Low Input

Regarding the P3131 code, it would probably be worthwhile to carefully inspect the wire harness near the intake manifold bracket. This is done most easily from below the car in the area near the oil filter.

P3131 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P3131 engine trouble code is about Crankshaft Position Sensor A Circuit Low Input.

Main reason For P3131 Code

The reason of P3131 OBD-II Engine Trouble Code is Fuel Rail/System Pressure - Too High.

P3131 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.

	Example: 0140