Is Your Dodge Avenger Running Rough? The ECM Might Be the Culprit.
If your 2008, 2009, or 2010 Dodge Avenger, Sebring, or Journey is experiencing frustrating issues like a persistent check engine light, poor fuel economy, stalling, or a complete no-start condition, a failing Engine Control Module (ECM) is a very likely cause. The ECM is the central computer of your vehicle, managing everything from fuel injection and ignition timing to emissions controls. When it fails, the symptoms can be erratic and difficult to diagnose, often leading to unnecessary replacement of sensors and other components. This replacement module is the definitive solution to restore your vehicle’s performance and reliability.
From the Diagnostic Bay
We had a 2009 Dodge Journey come into the shop that had its owner completely stumped. The car would intermittently stall at red lights and had a check engine light for a random misfire (P0300). The owner had already replaced the spark plugs, ignition coils, and even the crankshaft position sensor, but the problem persisted. After hooking up our professional scan tool and monitoring live data, we noticed the fuel trim values were swinging wildly just before a stall. This pointed us away from the individual components and toward the central controller. We swapped in a correctly programmed ECM, and the car ran perfectly. It’s a classic case where chasing individual symptoms costs more time and money than addressing the root cause: the brain of the engine.
Why Choose a Pre-Programmed 2008-2010 Avenger Engine Computer?
The biggest hurdle in replacing a modern vehicle’s computer is the complex programming required. A new module from the dealership requires expensive, specialized tools to sync it with your vehicle’s Vehicle Identification Number (VIN) and anti-theft system (SKIM). Our solution eliminates this step entirely. We take your vehicle’s VIN and mileage during checkout and program the module before it ships. When you receive it, the installation is a straightforward, plug-and-play process. There is no need for a tow to the dealer or additional programming fees. This is the most efficient and cost-effective way to get your car back on the road.
Common Symptoms of a Failing ECM
- ✔ Persistent Check Engine Light (CEL) with various trouble codes
- ✔ Engine stalling or shutting off while driving
- ✔ Rough or erratic idling
- ✔ Difficulty starting the engine or a no-start condition
- ✔ Noticeable decrease in fuel economy
- ✔ Poor engine performance, hesitation, or misfires
- ✔ Issues with automatic transmission shifting
- ✔ Communication errors with diagnostic scan tools
Guaranteed Fitment and Compatibility
This Engine Control Module is a direct replacement for a wide range of part numbers, ensuring a perfect match for your vehicle. It is compatible with the following models equipped with the 2.4L engine:
- 2009-2010 Dodge Avenger (2.4L)
- 2008 Dodge Avenger (2.4L, with specific ID numbers)
- 2009-2010 Chrysler Sebring (2.4L)
- 2008 Chrysler Sebring (2.4L, with specific ID numbers)
- 2009-2010 Dodge Journey (2.4L)
This unit replaces Mopar part numbers: 68046281AD, 05150472AA, 05150518AA, 68046281AA, 68046281AB, 68046281AC, 68046282AA, 68046282AB, 05187273AD, 68046282AC, 68046282AD, 05187273AA, 05187273AB, 05187273AC, 05187274AA, 05187274AD, 05187271AA, 05187272, 05187265, 05187266, 05187263, 05187267, 05187269, 05187270, 05187254, 05187255, 05187861, 05187251, 05187991, 05187252, 05187992, 05187250, 05187990, 05187237, 05187243, 05187236, 05187862, 05187239, 05187233, 05187240, 05187232, 05187238, 05187249, and more. Please verify your part number or contact us with your VIN to ensure compatibility.
Frequently Asked Questions
What is an ECM and what does it do?
The Engine Control Module (ECM), also known as an Engine Control Unit (ECU), is your vehicle’s main computer. It controls and monitors the engine’s critical systems, including fuel mixture, spark timing, idle speed, and emissions, to ensure optimal performance and efficiency.
Is this 2008-2010 Avenger Engine Computer really plug and play?
Yes. We program the module with your vehicle’s specific VIN and mileage before shipping it to you. This process syncs the computer to your car, so all you need to do is disconnect the battery, swap the old module with the new one, and reconnect the battery. No dealer visit is required.
How do I know if my ECM is the problem?
Diagnosing a faulty ECM can be tricky as its symptoms often mimic other failing parts. Common signs include a check engine light that won’t go away, unexplained performance issues, stalling, and no-start conditions. If you’ve already checked common failure points like sensors and coils without success, the ECM is the next logical component to inspect.
Where is the ECM located on my vehicle?
On the 2008-2010 Dodge Avenger, Chrysler Sebring, and Dodge Journey, the ECM is typically located in the engine bay, often mounted to the firewall or near the battery on the driver’s side fender well. It’s a metal box with several large electrical connectors.
What information do you need from me to program the module?
We require your vehicle’s 17-digit Vehicle Identification Number (VIN) and the current mileage. You can typically find the VIN on your driver’s side dashboard (visible through the windshield) or on your vehicle’s registration or insurance card.