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P3679 Engine Trouble Code

Meaning of P3679 engine trouble code is a kind of powertrain trouble code and 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 $240-$400 depending on the car, but that's usually the cost of parts because the labor is relatively simple.

P3679 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 P3679 code is occuring now you should check P3679 repair processes.
Now don't ask yourself; What should you do with P3679 code ?
The solution is here :

P3679 Possible Solution:

P3679 Engine

Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. Spark plugs typically need to be replaced every season or 25 hours of use. You should also check that the spark plug gap is set properly. If your spark plugs look good, problems with your ignition system can also preventing a spark. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.

P3679 Code Meaning :

P 3 6 7 9
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Ignition System Or Misfire Fuel Temperature Sensor B Circuit Range/Performance Cylinder 10 Contribution/balance Fault Reverse Input Circuit

The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue.

P3679 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P3679 engine trouble code is about Reverse Input Circuit.

Main reason For P3679 Code

The reason of P3679 OBD-II Engine Trouble Code is Fuel Temperature Sensor B Circuit Range/Performance.

P3679 DTCs may also be triggered by faults earlier down the line. For example, a dirty MAF sensor might be causing the car to overcompensate in its fuel-trim adjustments. As a result, oxygen sensors are likely to report fuel mixture problems.