Is Your Jeep Compass, Patriot, or Dodge Caliber Running Rough?
If your 2007-2010 vehicle is experiencing perplexing issues like stalling, poor fuel economy, erratic shifting, or a persistent check engine light, the root cause might be a failing Engine Control Module (ECM). The ECM is the central computer of your vehicle, responsible for managing everything from fuel injection and ignition timing to emissions controls and transmission function. When it begins to fail, it can create a cascade of problems that are often difficult to diagnose, leading to frustrating and expensive trips to the mechanic.
Symptoms of a Failing Engine Computer
- ✔ Check Engine Light: The most common indicator, often with codes that point to various sensor failures, even when the sensors themselves are fine.
- ✔ Engine Stalling or Misfiring: The engine may cut out unexpectedly while driving or at idle, or you may feel hesitation and stumbling during acceleration.
- ✔ No-Start Condition: The engine cranks but refuses to start, indicating a potential loss of communication or critical output from the ECM.
- ✔ Poor Performance & Fuel Economy: A faulty computer can’t properly calculate the air-fuel mixture, leading to a noticeable drop in power and more frequent stops at the gas station.
- ✔ Harsh or Erratic Shifting: The ECM works with the transmission controller, and a failure can result in jerky shifts or the transmission getting stuck in one gear.
- ✔ Communication Errors: Your mechanic’s diagnostic scanner may be unable to communicate with the ECM, a clear sign of an internal module failure.
From the Diagnostic Bay
We had a 2008 Dodge Caliber come into the shop with a classic ‘parts cannon’ story. The owner had replaced the crank sensor, cam sensor, and all four ignition coils trying to solve an intermittent no-start and stalling issue. The check engine light would come and go. After spending hundreds on parts, the problem persisted. When we hooked up our scope, we saw the 5-volt reference signal from the ECM to the sensors was dropping out randomly. The sensors were fine; the computer was the culprit. A new, programmed ECM like this one solved the issue in under 30 minutes. It’s a reminder that the problem isn’t always the part that throws the code, but the one that controls it.
The Plug & Play Solution: Your 2007-2010 Compass Engine Computer
Stop the guesswork and replace the core of your vehicle’s engine management system. This Engine Control Module is a direct-fit replacement for your 2007-2010 Jeep Compass, Patriot, or Dodge Caliber. The biggest advantage? It arrives at your door fully programmed to your vehicle’s specific Vehicle Identification Number (VIN) and mileage. This critical step eliminates the need for expensive dealership programming or specialized tools. It is a true Plug & Play solution.
Simply provide your VIN during checkout, and our technicians will flash the unit with the correct software and security information for your exact vehicle. This ensures that once installed, it will communicate seamlessly with all other modules, restoring factory performance and reliability.
Installation is Straightforward
While professional installation is always recommended, replacing the ECM is a manageable job for a confident DIYer. The module is typically located in the engine bay. The process generally involves:
- Disconnecting the Battery: This is a crucial safety step to prevent electrical damage.
- Locating the Old ECM: Usually found on the firewall or near the battery.
- Disconnecting the Wiring Harnesses: Carefully unplug the main electrical connectors.
- Unbolting the Module: Remove the mounting bolts holding the old unit in place.
- Installing the New Module: Bolt the new, pre-programmed ECM in place, reconnect the wiring harnesses, and finally, reconnect the battery.
With our pre-programmed module, there are no extra steps. Your vehicle will start and run correctly, with the check engine light gone and performance restored.
Guaranteed Fitment & Compatibility
This ECM is a direct replacement for a wide range of part numbers, ensuring compatibility with your vehicle. It is guaranteed to fit and function in the following models:
- Jeep Compass: 2007, 2008, 2009, 2010
- Jeep Patriot: 2007, 2008, 2009, 2010
- Dodge Caliber: 2007, 2008, 2009 (1.8L, 2.0L, 2.4L), 2010 (2.0L, 2.4L)
This unit replaces the following part numbers: 05150471AA, 05150523AA, 68043260AA, 68043260AB, 04692101AD, 04692101AE, 04692101AF, 68043260AC, 68043260AD, 68043261AC, 68043261AA, 68043261AB, 68070011AA, 68071022AA, 05033359AJ, 05187817AF, 68000107AF, 68026147AA, 68026147AC, 68028201AA, 68028201AC, 68028205AB, 68044228AA.
Frequently Asked Questions
Do I need to have this computer programmed by a dealer?
No. This engine computer comes fully programmed to your vehicle’s VIN. It is a plug-and-play installation, meaning you can install it yourself without any additional programming required.
What information do you need from me?
We require your vehicle’s 17-digit Vehicle Identification Number (VIN) at checkout. This allows us to flash the module with the exact software and key codes for your specific car, ensuring perfect compatibility.
Is this a new or used part?
This is a professionally prepared, quality-tested replacement part that has been verified to meet or exceed original equipment performance standards. It is restored to full functionality and programmed for your vehicle.
Will this fix my check engine light?
If the check engine light and associated symptoms are caused by a faulty ECM, then yes, this part will resolve the issue. It’s important to ensure a proper diagnosis has been performed to confirm the ECM is the point of failure.
Where is the ECM located on my 2009 Jeep Patriot?
On most 2007-2010 Jeep Patriot, Compass, and Dodge Caliber models, the ECM is located in the engine compartment, typically mounted to the firewall or on the inner fender, often near the battery or power distribution center.