Mercedes S 350 P0042 Engine Trouble Code

When the check engine light comes Mercedes S 350 P0042 code on the first you should check is the gas cap. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Continue driving and see if the check engine light turns off. Alternately, you can purchase a gas cap for about $3 at an auto parts store. All you need to do is take the old one off and screw on the new one. If you've already made it to the store, you might as well just replace it. While not car-threatening, it's good to take care of this right away to improve gas mileage.

Mercedes S 350 P0042 Code Meaning :

When you check Mercedes S 350 car engine light came on code P0042 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However manufacturer may have a different definition for the P0042 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0042 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0042 OBD-II Trouble Code Oxygen Sensors (O2S) or Heated Oxygen Sensors (HO2S) need to reach a minimum operating temperature of 750 degrees F to produce an accurate voltage signal. The faster the heated oxygen sensor reaches t P0042 code.

Reason For P0042 Code

The reason of P0042 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.

P0042 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.

P0041 Previous Engine Trouble Code For Mercedes S 350

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