P0289 Cylinder 10 Injector Circuit Low

As a car owner, one of the last things you want to hear is that your engine has a problem. Unfortunately, that’s exactly what can happen if you receive a diagnostic code of P0289 – Cylinder 10 Injector Circuit Low. While it may sound daunting, this issue is something that can be fixed, especially if you catch it early on. In this article, we’ll discuss what exactly P0289 means, the possible causes of this issue, and what you can do to fix it.

What is P0289?

P0289 is a diagnostic trouble code (DTC) that indicates a problem with the fuel injector circuit in cylinder 10 of your engine. The fuel injector is responsible for delivering fuel to the cylinder, which is then ignited by the spark plug. When the fuel injector circuit is not functioning properly, the engine may have trouble running or may not run at all.

What are the possible causes of P0289?

There are several possible causes of P0289. One of the most common causes is a faulty fuel injector. Over time, fuel injectors can become clogged with debris or fail altogether. When this happens, the fuel injector may not be able to deliver the correct amount of fuel to the cylinder, which can cause the engine to run poorly.

Another possible cause of P0289 is a wiring issue. The wiring that connects the fuel injector to the engine control module (ECM) can become damaged or corroded over time, which can prevent the fuel injector from functioning properly.

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Finally, P0289 can also be caused by a malfunctioning ECM. The ECM is responsible for controlling the fuel injector circuit, so if it fails, the fuel injector may not function correctly.

What can you do to fix P0289?

If you receive a diagnostic code of P0289, the first thing you should do is take your vehicle to a mechanic. A trained professional will be able to diagnose the issue and determine the best course of action.

If the issue is caused by a faulty fuel injector, the mechanic will need to replace it. This will involve removing the old fuel injector and installing a new one. The mechanic may also need to clean the fuel lines and fuel system to ensure that the new fuel injector functions correctly.

If the issue is caused by a wiring issue, the mechanic will need to repair or replace the damaged wiring. This may involve removing the affected wiring and installing new wiring.

Finally, if the issue is caused by a malfunctioning ECM, the mechanic will need to replace it. This is a more complex repair and may require more time and money than the other repairs.


If you receive a diagnostic code of P0289, don’t panic. While it can be a serious issue, it’s something that can be fixed with the help of a trained mechanic. By catching the issue early on, you can avoid more serious damage to your engine and keep your vehicle running smoothly.


  1. Is P0289 a serious issue?

Yes, P0289 is a serious issue that should be addressed as soon as possible to avoid further damage to your engine.

  1. Can I continue to drive my vehicle with P0289?

It’s not recommended to continue driving your vehicle with P0289 as it can cause further damage to your engine.

  1. How much does it cost to fix P0289?

The cost to fix P0289 will depend on the cause of the issue and the make and model of your vehicle. It’s best to get a quote from a trained mechanic.

  1. Can I fix P0289 myself?

It’s not recommended to attempt to fix P0289 yourself unless you have experience working on engines and have the necessary tools and equipment.

  1. How can I prevent P0289 from happening?

Regular maintenance and servicing of your vehicle can help prevent issues like P0289 from happening. It’s important to follow the manufacturer’s recommended maintenance schedule and to address any issues as soon as they arise.