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P2520 Engine Trouble Code

Meaning of P2520 engine trouble code is a kind of powertrain trouble code and P2520 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 $2,140 and you can't do it yourself unless you're an experienced mechanic.

P2520 Fault Symptoms :

  1. Check engine light comes on
  2. Engine stalling or misfiring
  3. Engine performance issues
  4. Car not starting
If one of these reasons for P2520 code is occuring now you should check P2520 repair processes.
Now don't ask yourself; What should you do with P2520 code ?
The solution is here :

P2520 Possible Solution:

P2520 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.

P2520 Code Meaning :

P 2 5 2 0
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering (Injector Circuit Malfunctions Only) Fuel Composition Sensor Circuit Malfunction Turbocharger Boost Sensor A Circuit Low Shift Solenoid E Performance or Stuck Off

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.

P2520 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P2520 engine trouble code is about Shift Solenoid E Performance or Stuck Off.

Main reason For P2520 Code

The reason of P2520 OBD-II Engine Trouble Code is Fuel Composition Sensor Circuit Malfunction.

P2520 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.