How do I fix code PO 171?
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.
How much does it cost to fix code P0171?
What is the cost to resolve a P0171 code? This code will require a diagnostic check, which will run about $100 depending on the time it takes to find the issue. As there is a laundry list of reasons why the engine runs lean, the average price per repair will vary greatly.
Can you drive with a po171 code?
It is okay to drive a vehicle with P0171 for a short period of time, but driving with this code for an extended period of time can overheat the engine and cause internal engine damage.
Can a bad O2 sensor cause a P0171 code?
You probably know that the answer the questions is — no! A P0171 or P0174 lean code with an O2 sensor reading lean all the time mean — well, several things. The real problem may not be a bad O2 sensor, but possibly be an engine vacuum leak, low fuel pressure or dirty fuel injectors that are causing the engine run lean.
Can a bad O2 sensor cause a P0171?
What is the OBDII code on a Pontiac Vibe?
One of the most common trouble codes with the Pontiac Vibe is the P0171 code. This code number references a number that is given to you when you plug your car into a OBDII scanner. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common. P0171: Fuel Trim System Lean Bank 1. P0171 is an OBDII trouble code.
What causes the p0171 code on a Pontiac Vibe?
Vacuum Leaks – With the Pontiac Vibe, one of the most common cause for the P0171 code to show is a vacuum leak. Take a look around and see if you can find the vacuum leak.
What does the code p0171 stand for?
P0171 is an OBDII trouble code. The code technically stands for: The code is thrown when the oxygen sensors detect that there’s not enough oxygen in the exhaust system. This is commonly referred to as a “lean” condition.