P1142 Engine Trouble Code

P1142 Engine

When you check engine light came on code P1142 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the P1142 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.

P1142 Code Meaning :

P 1 1 4 2
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering Engine Oil Temperature Sensor 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.

P1142 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1142 OBD-II Trouble Code Fuel Restriction Condition is one of the definitions for the P1142; however your vehicles manufacturer may have a different definition for the P1142 code. Please check below for your specific make. P1142 code.

Reason For P1142 Code

The reason of P1142 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P1142 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.