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P2678 Engine Trouble Code

Meaning of P2678 engine trouble code is a kind of powertrain trouble code and when the check engine light comes P2678 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.

P2678 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 P2678 code is occuring now you should check P2678 repair processes.
Now don't ask yourself; What should you do with P2678 code ?
The solution is here :

P2678 Possible Solution:

P2678 Engine

The crankshaft sensor signals the fuel injection computer or the ignition control when the cylinders are firing. This causes the ignition coil to provide a spark and the injector to inject fuel into each cylinder at the right time.If either sensor isn't working correctly, the car will run rough and the engine will be less efficient. In later car models, the car's computer can usually keep the vehicle running, but the engine warning light on the dashboard goes on to warn the driver.

P2678 Code Meaning :

P 2 6 7 8
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering (Injector Circuit Malfunctions Only) Fuel Temperature Sensor B Circuit Range/Performance Cylinder 10 Contribution/balance Fault Clutch Position Sensor Circuit Malfunction

The oxygen (02) sensors on your car measure the oxygen in the exhaust to determine how rich or lean the ratio of fuel and air are in the cylinders. Optimizing this mixture means better fuel economy and fewer exhaust emissions.

P2678 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P2678 engine trouble code is about Clutch Position Sensor Circuit Malfunction.

Main reason For P2678 Code

The reason of P2678 OBD-II Engine Trouble Code is Fuel Temperature Sensor B Circuit Range/Performance.

P2678 the main thing to check is to verify the operation of the VCT solenoid. You're looking for a sticking or stuck VCt solenoid valve caused by contamination. Refer to vehicle specific repair manual to perform component tests for the VCT unit.