[SOLVED] P1261 Code: Cylinder #1 Short – Fix And Get Back On The Road!

The automobile fault code P1261 indicates a problem with Fuel Injector 1. The symptoms may include poor engine performance, misfires, or rough idling.

The cause of this fault code could be a faulty Fuel Injector 1, an open or shorted harness, a poor electrical connection in the circuit, or a faulty Fuel Injector Interface Module. To fix this issue, it is recommended to visually inspect the wiring harness and connectors for any damage.

Look for broken, bent, pushed out, or corroded pins on the connectors.

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)

Experiencing rough idling, stalling, and decreased engine performance? Check out the symptoms of fault code p1261 below.

  • The symptoms of automobile fault code P1261 include engine misfires, rough idling, decreased engine performance, difficulty starting the vehicle, and increased fuel consumption.

The automobile fault code p1261 can be caused by a faulty fuel injector, an open or shorted fuel injector harness, a poor electrical connection in the fuel injector circuit, or a faulty fuel injector interface module.

  • The fault code P1261 can be caused by the following: a faulty Fuel Injector 1, an open or shorted harness for Fuel Injector 1, a poor electrical connection in the Fuel Injector 1 circuit, or a faulty Fuel Injector Interface Module.

To fix the p1261 fault code, start by visually inspecting the wiring harness, connectors, and components for any damage or corrosion.

  • To fix the automobile fault code p1261, 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.
  • The estimated repair time for this fix is 1.0 hour.

The automobile fault code p1261 can be diagnosed and fixed within an estimated repair time of 1.0 hour.

Most auto repair shops typically charge between $75 and $150 per hour for their services.

When you see the Engine Light ON or the Service Engine Soon Warning Light, it could be due to the fault code P1261.

This code indicates an issue with the cylinder #1 high to low side short. In simpler terms, it means that there is a problem with the fuel injector circuit in the first cylinder of your engine. This fault code can lead to various symptoms such as rough idling, misfires, decreased engine performance, and even stalling.

It is important to address this issue promptly to prevent further damage to your engine and ensure optimal performance. To fix the P1261 fault code, you should start by inspecting the wiring and connectors related to the fuel injector in cylinder #1. Look for any signs of damage, corrosion, or loose connections.

If any issues are found, repair or replace the affected components as necessary. Additionally, it may be necessary to test the fuel injector itself to ensure it is functioning properly.

Remember, addressing the P1261 fault code promptly will help you avoid more serious engine problems and ensure a smooth and efficient driving experience.

What are the possible causes of fault code P1261 in an automobile?

The fault code P1261 in an automobile can be caused by a few different factors. One possible cause is a faulty fuel injector 1. Another potential cause is an open or shorted harness for fuel injector 1. Poor electrical connection in the fuel injector 1 circuit can also trigger this fault code. Lastly, a faulty fuel injector interface module can be the culprit. To fix this issue, it is recommended to visually inspect the wiring harness and connectors, checking for any damage or corrosion. Additionally, look out for broken, bent, pushed out, or corroded pins in the connectors.

How can I visually inspect the wiring harness and connectors to fix fault code P1261?

To fix fault code P1261, start by visually inspecting the wiring harness and connectors. Look for any damaged components and check if there are any broken, bent, pushed out, or corroded pins in the connectors. This could be caused by a faulty fuel injector, an open or shorted harness, a poor electrical connection in the circuit, or a faulty fuel injector interface module. Make sure to check all the possible causes listed above to identify and resolve the issue.

What should I look for when checking for damaged components and connector’s pins to resolve fault code P1261?

To resolve fault code P1261, start by visually inspecting the wiring harness and connectors. Look for any signs of damage or corrosion. Pay close attention to the connector’s pins and check for any that are broken, bent, pushed out, or corroded. These issues can cause a poor electrical connection and lead to the faulty fuel injector or interface module. By checking for damaged components and inspecting the connector’s pins, you can identify and resolve the underlying cause of the fault code.

p1261 error fault code explained

If you’re experiencing the P1261 fault code, it could be due to a faulty Fuel Injector 1, an open or shorted harness, a poor electrical connection in the Fuel Injector 1 circuit, or a faulty Fuel Injector Interface Module. To fix this issue, visually inspect the wiring harness and connectors for any damage or corrosion.

Check for broken, bent, pushed out, or corroded pins on the connectors.

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