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P1133 Engine Trouble Code

Meaning of P1133 engine trouble code is : P1133 code can be about replacing a broken oxygen sensor can eventually lead to a busted catalytic convertor which can cost upwards of $2,000. Taking your car into a shop will cost you around $200 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.

P1133 Possible Solution:

P1133 Engine

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.

P1133 Code Meaning :

P 1 1 3 3
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering Fuel Rail/System Pressure - Too High Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector) Exhaust Gas Recirculation Sensor B Circuit High

Regarding the P1133 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.

P1133 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1133 OBD-II Trouble Code HO2S Insufficient Switching Sensor 1 is one of the definitions for the P1133; however your vehicles manufacturer may have a different definition for the P1133 code. Please check below for your specifi P1133 code.

Reason For P1133 Code

The reason of P1133 OBD-II Engine Trouble Code is Fuel Rail/System Pressure - Too High.

P1133 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.