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P0027 Engine Trouble Code

Meaning of P0027 engine trouble code is : P0027 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.

P0027 Possible Solution:

P0027 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.

P0027 Code Meaning :

P 0 0 2 7
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Intake Valve Control Solenoid Circuit Low Ambient Air Temperature Sensor Circuit Low Turbocharger Boost Sensor A Circuit Low Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical

The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.

P0027 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0027 OBD-II Trouble Code Exhaust Valve Control solenoid Circuit Range/Performance Bank 1 is the generic definition for the P0027; however your vehicles manufacturer may have a different definition for the P0027 code. P0027 code.

Reason For P0027 Code

The reason of P0027 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.

P0027 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set.