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P3442 Engine Trouble Code

Meaning of P3442 engine trouble code is a kind of powertrain trouble code and when your car's 'P3442 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.

P3442 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 P3442 code is occuring now you should check P3442 repair processes.
Now don't ask yourself; What should you do with P3442 code ?
The solution is here :

P3442 Possible Solution:

P3442 Engine

Gasoline engines use spark plugs to cause an explosion of fuel within the cylinder. In a properly timed engine, this explosion occurs at the proper moment to send the piston to the bottom of the cylinder and provide power to the drive shaft. If the plug wires are out of sequence, the explosion occurs at the wrong time. The improper timing of the explosion sometimes pushes the cylinder the wrong direction or interferes with the turning of the crank. As a result, the engine stutters or backfires, if it runs at all.

P3442 Code Meaning :

P 3 4 4 2
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Ignition System Or Misfire O2 Sensor Heater Circuit Malfunction Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector) Glow Plug/Heater Circuit 'A' Malfunction

Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.

P3442 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P3442 engine trouble code is about Glow Plug/Heater Circuit 'A' Malfunction.

Main reason For P3442 Code

The reason of P3442 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.

P3442 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.