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B0578 Engine Trouble Code

Meaning of B0578 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.

B0578 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 B0578 code is occuring now you should check B0578 repair processes.
Now don't ask yourself; What should you do with B0578 code ?
The solution is here :

B0578 Possible Solution:

B0578 Engine

Power Steering Pressure (PSP) Switch Malfunction In Key On, Engine Off Self-Test, this DTC indicates the PSP input to the PCM is high. In Key On, Engine Running Self-Test, this DTC indicates that the PSP input did not change state. Steering wheel must be turned during Key On, Engine Running Self-Test PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged.

B0578 Code Meaning :

B 0 5 7 8
OBD-II Diagnostic Body (B) Trouble Code For Engine Intake Valve Control Solenoid Circuit Low Fuel Composition Sensor Circuit Malfunction Cylinder 10 Contribution/balance Fault Clutch Position Sensor Circuit Malfunction

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.

B0578 OBD-II Diagnostic Body (B) Trouble Code Description

B0578 engine trouble code is about Clutch Position Sensor Circuit Malfunction.

Main reason For B0578 Code

The reason of B0578 OBD-II Engine Trouble Code is Fuel Composition Sensor Circuit Malfunction.

B0578 DTC reports a sensor fault, replacement of the sensor is unlikely to resolve the underlying problem. The fault is most likely to be caused by the systems that the sensor is monitoring, but might even be caused by the wiring to the sensor itself.