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P2542 Engine Trouble Code

P2542 Engine

When you check engine light came on code P2542 the reason should be . However your vehicle's manufacturer may have a different definition for the P2542 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

Theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. At a shop, the replacement cost is between $200-$300 depending on the car, but that's usually the cost of parts because the labor is relatively simple.

P2542 Code Meaning :

P 2 5 4 2
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering (Injector Circuit Malfunctions Only) Fuel Composition Sensor Circuit Malfunction Engine Shutoff Solenoid Malfunction Crankshaft Position Sensor A Circuit Low Input

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.

P2542 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P2542 engine trouble code is about Crankshaft Position Sensor A Circuit Low Input.

Reason For P2542 Code

The reason of P2542 OBD-II Engine Trouble Code is Fuel Composition Sensor Circuit Malfunction.

Parts or components should not be replaced with reference to only a P2542 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.