[SOLVED] P1311 Code: Fixing Ion Sensing Module Sec Line 1 Circuit Fault

The automobile fault code P1311 indicates a problem with the ignition coil or the ION sensor module. The most common symptom is the engine light being illuminated or the service engine soon warning light appearing. The cause of this fault code can be a faulty ignition coil, an open or shorted ignition coil harness, a poor electrical connection in the ignition coil circuit, or a faulty ION sensor module.

To fix this issue, you should visually inspect the wiring harness and connectors, checking for any damage or corrosion. Additionally, look for any broken, bent, pushed out, or corroded pins in the connectors.

The repair time for this issue is estimated to be around 1.0.

It is important to address this fault code promptly to prevent further damage to the vehicle.

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

When the engine light is on or the service engine soon warning light is illuminated, it could be a sign of the p1311 fault code.

  • The symptoms of the automobile fault code P1311 include the Engine Light being ON or the Service Engine Soon Warning Light being illuminated.

The automobile fault code p1311 can be caused by a faulty ignition coil, open or shorted ignition coil harness, poor electrical connection in the ignition coil circuit, or a faulty ION sensor module.

  • The fault code P1311 can be caused by the following: a faulty ignition coil, an open or shorted ignition coil harness, a poor electrical connection in the ignition coil circuit, and a faulty ION sensor module.

To fix the p1311 fault code, start by visually inspecting the wiring harness, connectors, and components for any damage or corrosion.

  • To fix the automobile fault code p1311, you need to follow these steps: 1.
  • Check the possible causes mentioned above.
  • 2.
  • Visually inspect the wiring harness and connectors related to the fault code.
  • 3.
  • Look for any damaged components.
  • 4.
  • Check for broken, bent, pushed out, or corroded pins in the connectors.
  • 5.
  • Repairing this fault code is estimated to take approximately 1.0 hour.

The factors influencing the cost of diagnosing and fixing the automobile fault code p1311 are the estimated repair time of 1.0 hour and the hourly rate charged by auto repair shops, which typically ranges between $75 and $150.

The P1311 fault code refers to a problem with the ION Sensing Module SEC Line 1 Circuit.

This is a generic description for the code, and the specific description may vary depending on the make and model of your vehicle. Unfortunately, we do not have any additional information about this particular OBDII code at the moment. If you have any questions or need more information, please feel free to post your query in the comments section below.

What are the possible causes of the automobile fault code P1311?

If you see the engine light or service engine soon warning light on, the fault code P1311 could be the culprit. This code is often caused by a faulty ignition coil, an open or shorted ignition coil harness, a poor electrical connection in the ignition coil circuit, or a faulty ION sensor module. To fix this issue, visually inspect the wiring harness and connectors, checking for any damage or broken, bent, pushed out, or corroded pins. Don’t forget to address the possible causes mentioned above.

How can I visually inspect the wiring harness and connectors to fix the P1311 fault code?

If you’re dealing with the P1311 fault code and your engine light is on, it’s time to take action. The most common causes for this code are a faulty ignition coil, an open or shorted ignition coil harness, a poor electrical connection in the ignition coil circuit, or a faulty ION sensor module. To fix the issue, start by visually inspecting the wiring harness and connectors. Look for any signs of damage, such as broken, bent, pushed out, or corroded pins. This simple step can help you identify and resolve the problem.

What should I look for when checking for damaged components or corroded connector pins to resolve the P1311 fault code?

To resolve the P1311 fault code, start by visually inspecting the wiring harness and connectors. Look for any damaged components and check for broken, bent, pushed out, or corroded connector pins. These issues can cause a poor electrical connection or an open or shorted circuit in the ignition coil or ION sensor module. By identifying and addressing these issues, you can fix the faulty ignition coil and clear the engine light or service engine soon warning light.

p1311 error fault code explained

If your engine light is on and you’re seeing the P1311 fault code, it could be due to a faulty ignition coil, an open or shorted ignition coil harness, a poor electrical connection in the ignition coil circuit, or a faulty ION sensor module. To fix this issue, visually inspect the wiring harness and connectors, check for damaged components, and look for any broken, bent, pushed out, or corroded connector pins.

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