What causes the p0171 code on a VW Jetta?

What causes the p0171 code on a VW Jetta?

There are many things that can cause the P0171 trouble code on the Volkswagen Jetta. Here are the most common ones. Vacuum Leaks– With the Volkswagen Jetta, 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 is the OBDII code on a Volkswagen Jetta?

One of the most common trouble codes with the Volkswagen Jetta 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 to be thrown?

Oxygen Sensor– The P0171 codes is thrown when the oxygen sensor(s) do not register enough oxygen in the exhaust. When the oxygen sensor is bad, it can cause a false reading and trigger the code. The computer will still adjust the air/fuel mixture to compensate.

What is the trouble code on a Volkswagen Jetta?

Volkswagen Jetta P0171 OBDII Trouble Code Diagnosis. One of the most common trouble codes with the Volkswagen Jetta is the P0171 code. This code number references a number that is given to you when you plug your car into a OBDII scanner.

What to do if check engine light code p0171 is triggered?

If check engine light code P0171 is triggered again, check the rest of the vacuum lines for leaks and continue to the rest of the diagnostic process. Remove the mass air flow sensor and clean the sensor using mass air flow cleaner or contact cleaner.

How to check for p0171 Volkswagen system too lean Bank 1?

First diagnose P0171 VOLKSWAGEN code. Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

What does the p0171 code on my air conditioner mean?

If the P0171 is combined with the P0174 code, it’s very likely that the problem is caused by an intake leak. If there are no intake leaks, the next step is to replace the air filter and clean the air flow meter.

How much does it cost to repair a p0171 VW?

Please try again later. The cost of diagnosing the P0171 VOLKSWAGEN code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

What to do if your VW has a p0507 code?

If there are no intake leaks, clean throttle body, adjust engine idle and erase engine code. If the code comes back you may have to replace the Electric Throttle Control Actuator (Motor) to repair the problem. The cost to diagnose the P0507 VOLKSWAGEN code is 1.0 hour of labor.

https://www.youtube.com/watch?v=AGbYCq_VQzk

What does P0300 mean on a Volkswagen Jetta?

Volkswagen Jetta P0300 Definition. P0300 is a general and random misfire code, which means that the code is not going to tell you which cylinder is causing the misfire. Something is causing cylinders to misfire at random, which is a lot less cut and dry than a cylinder specific misfire code.