The P1931 fault code in automobiles indicates a problem with the Fuel Additive Level Pump. The most common symptom is the illumination of the Engine Light or Service Engine Soon Warning Light. The cause of this issue could be a faulty Fuel Additive Level Pump, an open or shorted harness, or a poor electrical connection in the Fuel Additive Level Pump circuit.

It is important to address this issue promptly as it can lead to reduced fuel efficiency and engine performance. The repair process involves visually inspecting the wiring harness and connectors, checking for damaged components, and looking for broken, bent, pushed out, or corroded connector pins. The repair time for this issue is estimated to be around 1.0 hour.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

If you notice the Engine Light ON or Service Engine Soon Warning Light, it could be a sign of p1931 fault code.

Here are the symptoms to look out for:

  • The P1931 fault code in an automobile can cause several symptoms, including the engine light turning on or the service engine soon warning light appearing.
  • Other symptoms may include issues with the transmission, such as difficulty shifting gears or the transmission slipping.
  • The vehicle may also experience a decrease in fuel efficiency or a loss of power while driving.
  • Additionally, the car may stall or have trouble starting altogether.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle.

The automobile fault code P1931 can be caused by a faulty fuel additive level pump, open or shorted harness, or poor electrical connection.

  • The automobile fault code P1931 can be caused by a faulty fuel additive level pump.
  • It can also be caused by an open or shorted harness of the fuel additive level pump.
  • Additionally, a poor electrical connection in the fuel additive level pump circuit can also trigger this fault code.

To fix the p1931 fault code, check the possible causes and inspect the wiring harness and connectors for any damage or corrosion.

  • To fix the automobile fault code P1931, you need to check the possible causes listed above.
  • Visually inspect the related wiring harness and connectors for any damage.
  • Look for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The fault code P1931 indicates a problem with the fuel rail pressure sensor circuit. The estimated repair time for this issue is 1.0 hour.

The cost of fixing this issue can vary depending on the auto repair shop, but it is common for them to charge between $75 and $150 per hour.

These factors should be considered when diagnosing and fixing the P1931 fault code.

The P1931 code is a generic description for Fuel Additive Pump Control CircuitOpen. However, the manufacturer may have a different description for your specific vehicle model and year.

Unfortunately, we do not have any additional information about this OBDII code at this time. If you have any questions or concerns, please feel free to post them in the comments section below for more information.

What are the possible causes of the P1931 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the P1931 fault code. This code is caused by a faulty fuel additive level pump, an open or shorted fuel additive level pump harness, or a poor electrical connection in the fuel additive level pump circuit. To fix this issue, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

How can one visually inspect the related wiring harness and connectors to fix the P1931 fault code?

If you’re experiencing the P1931 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you can fix it by visually inspecting the related wiring harness and connectors. This fault code is caused by a faulty Fuel Additive Level Pump, an open or shorted Fuel Additive Level Pump harness, or a poor electrical connection in the Fuel Additive Level Pump circuit. To fix it, check the possible causes listed above and look for damaged components. Additionally, check for broken, bent, pushed out, or corroded connector’s pins.

What are the consequences of ignoring the P1931 fault code and not fixing it in a timely manner?

Ignoring the P1931 fault code, caused by a faulty fuel additive level pump or poor electrical connection, can lead to serious consequences. The engine light will remain on, indicating a problem, and the vehicle may experience reduced performance and fuel efficiency. Ignoring the issue can also lead to further damage to the fuel system and potentially cause the vehicle to stall or not start at all. It is important to promptly diagnose and fix the issue by visually inspecting the wiring harness and connectors and checking for damaged components.

p1931 error fault code explained

If you see the Engine Light ON or Service Engine Soon Warning Light with the fault code p1931, it could be due to a faulty Fuel Additive Level Pump or poor electrical connection. Check the wiring harness and connectors for any damage or corrosion.

Inspect the components and connector pins for any issues.

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