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B2240 Engine Code Repair

Meaning of B2240 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.

B2240 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 B2240 code is occuring now you should check B2240 repair processes.
Now don't ask yourself; What should you do with B2240 code ?
The solution is here :

B2240 Possible Solution:

B2240 Engine

Air Conditioning Pressure Sensor (ACP) Insufficient Pressure Change Each time the A/C clutch engages, the PCM is looking for a pressure change in the refrigerant. If the change in pressure is outside of the calibration the DTC will set. A/C system mechanical failure Open ACP or VREF circuit A/C sensor damaged A/C system electrical failure A/C clutch always engaged Verify A/C system function, including refrigerant charge.

B2240 Code Meaning :

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

2
Fuel And Air Metering (Injector Circuit Malfunctions Only)

2
Fuel Rail/System Pressure - Too High

4
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

0
Reverse Input Circuit

Regarding the B2240 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.

B2240 OBD-II Diagnostic Body (B) Trouble Code Description

B2240 engine trouble code is about Reverse Input Circuit.

Main reason For B2240 Code

The reason of B2240 OBD-II Engine Trouble Code is Fuel Rail/System Pressure - Too High.

B2240 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.