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B0277 Engine Code Repair

Meaning of B0277 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.

B0277 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 B0277 code is occuring now you should check B0277 repair processes.
Now don't ask yourself; What should you do with B0277 code ?
The solution is here :

B0277 Possible Solution:

B0277 Engine

Power Steering Pressure (PSP) Switch Signal Malfunction The PCM counts the number of times vehicle speed transitions from 0 to a calibratable speed. After a calibratable number of speed transitions the PCM expects that the PSP input should have changed. This DTC is set if the transition is not detected. Vehicle towed with engine running Power steering hydraulic concern was repaired but DTC was not erased PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged Check, if possible, if vehicle was towed or power steering service was performed. Observe PSP V PID while checking wires for intermittents.

B0277 Code Meaning :

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

0
Intake Valve Control Solenoid Circuit Low

2
Fuel Rail/System Pressure - Too High

7
Cylinder 4 Contribution/Balance Fault

7
Ignition Coil A Primary/Secondary Circuit Malfunction

Regarding the B0277 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.

B0277 OBD-II Diagnostic Body (B) Trouble Code Description

B0277 engine trouble code is about Ignition Coil A Primary/Secondary Circuit Malfunction.

Main reason For B0277 Code

The reason of B0277 OBD-II Engine Trouble Code is Fuel Rail/System Pressure - Too High.

B0277 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.