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B0371 Engine Code Repair

Meaning of B0371 engine trouble code is a kind of body 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.

B0371 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 B0371 code is occuring now you should check B0371 repair processes.
Now don't ask yourself; What should you do with B0371 code ?
The solution is here :

B0371 Possible Solution:

B0371 Engine

The firing order is an important part of the overall design of the engine and is determined during the design of the engine to eliminate as much engine vibration as possible. If the firing order is changed or adjusted, the ignition from the spark plug is delivered at the wrong time and the engine functions poorly or does not run. The firing order for a particular engine is typically found in the repair manual specific to that model.

B0371 Code Meaning :

B
OBD-II Diagnostic Body (B) Trouble Code For Engine

0
Intake Valve Control Solenoid Circuit Low

3
Manifold Absolute Pressure/Barometric Pressure Circuit High Input

7
Cylinder 4 Contribution/Balance Fault

1
Shift Solenoid E Performance or Stuck Off

Regarding the B0371 code, it would probably be worthwhile to carefully inspect the wire harness near the intake manifold bracket. This is done most easily from below the car in the area near the oil filter.

B0371 OBD-II Diagnostic Body (B) Trouble Code Description

B0371 engine trouble code is about Shift Solenoid E Performance or Stuck Off.

Main reason For B0371 Code

The reason of B0371 OBD-II Engine Trouble Code is Manifold Absolute Pressure/Barometric Pressure Circuit High Input.

B0371 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set.