What causes P0174 code?
The most common causes of the P0174 code are the following: Vacuum leak due to damaged intake manifold gaskets or punctured vacuum and positive crankcase ventilation (PCV) hoses. Malfunctioning mass airflow (MAF) sensor. Clogged fuel filter.
How much does it cost to fix code P0174?
You may get lucky with one of the simple repairs mentioned above. A broken vacuum hose sucking in air can be around $50, or a clogged fuel filter for $100. On the other hand, an oxygen sensor or mass air flow sensor can bring a bill of $400 to $500 dollars.
How do you fix code po174?
What repairs can fix the P0174 code?
- Replacing mass air flow sensor.
- Cleaning mass air flow Sensor.
- Replacing faulty oxygen sensor.
- Replacing PCV valve.
- Replacing vacuum line.
- Replacing EGR valve.
- Replacing brake booster.
- Replacing valve cover gasket.
How do you fix po171?
What repairs can fix the P0171 code?
- Replacing the fuel pump.
- Replacing the fuel filter.
- Replacing the fuel pressure regulator.
- Replacing the powertrain control module.
- Replacing one or more injectors.
- Replacing one or more oxygen sensors.
- Replacing the mass air flow sensor.
- Repairing a vacuum leak.
What is the p0174 code on a Chevy?
P0174 is most often reported on Chevy and Ford vehicles. The ECM/PCM and the O2 sensor are all about keeping things balanced in the combustion chamber.
What is the trouble code on a Chevy Silverado?
One of the most common trouble codes with the Chevy Silverado is the P0174 code. This code number references a number that is given to you when you plug your truck into a OBDII scanner. The code is often accompanied by the P0171 code, which is for bank 1.
Can a Ford 4.6L have a p0171 code?
In the case of some Ford’s (e.g. 4.6L or 5.4L V8’s) it’s common to see P0171 and P0174 at the same time. You will more than likely not notice any drivability problems as a result of a P0174, although there may be symptoms such as: A code P0174 may mean that one or more of the following has happened: