Restore Peak Performance to Your Jeep or Dodge
If you’re dealing with a 2007-2010 Jeep Patriot, Compass, or Dodge Caliber that’s running rough, stalling unexpectedly, or simply won’t start, a failing Engine Control Module (ECM) is a very likely culprit. As a technician with over two decades of experience, I’ve seen firsthand how a faulty engine computer can create a cascade of frustrating, hard-to-diagnose problems. This isn’t just a part; it’s the brain of your vehicle’s engine, responsible for managing everything from fuel injection and spark timing to transmission shifting and emissions control. When it fails, your vehicle’s reliability is gone.
This replacement ECM is the definitive solution. We take the biggest headache out of the repair process: programming. Each module is professionally flashed to your vehicle’s specific Vehicle Identification Number (VIN) and current mileage before it ships. This means it arrives at your door ready for a true plug-and-play installation. You can bypass the expensive trip to the dealership and the hassle of scheduling a programming appointment. This is the straightforward, reliable fix you need to get your vehicle running smoothly again.
From the Diagnostic Bay: The Phantom No-Start
A customer brought in a 2009 Jeep Patriot that would intermittently fail to start. It would crank but never catch. They had already replaced the battery and starter with no success. After hooking up my scan tool, I found no communication with the PCM and a few U-codes stored in other modules. Instead of just throwing parts at it, we checked the power and ground feeds to the computer—they were perfect. This pointed directly to an internal failure of the processor. We installed a pre-programmed module just like this one, and the vehicle fired up on the first try. It’s a classic case where the central component was the issue all along.
Common Signs of a Failing Engine Computer
A bad ECM can manifest in many ways. If your vehicle is experiencing any of the following, it’s time to consider a replacement:
- ✔ Check Engine Light is on with codes like P0601 (Internal Control Module Memory Check Sum Error) or P0606 (ECM/PCM Processor Fault).
- ✔ The engine cranks but refuses to start.
- ✔ Unexplained stalling or rough idling.
- ✔ Noticeable decrease in fuel economy.
- ✔ The automatic transmission shifts harshly or erratically.
- ✔ Loss of communication with the scan tool.
A Straightforward Guide to Installation
Installing your pre-programmed 2007-2010 Patriot Engine Computer is a job most DIYers can handle in their own driveway. Follow these steps for a smooth installation.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait at least 10 minutes for the system capacitors to discharge.
- Locate the ECM: On most of these models, the ECM is located in the engine bay, typically mounted to the firewall or an inner fender well. It’s a silver metal box with several large electrical connectors.
- Disconnect the Connectors: Carefully release the locking tabs on each wiring harness connector and pull them straight out from the module. Avoid pulling on the wires themselves.
- Remove the Old Module: Unbolt the old ECM from its mounting bracket. There are usually three or four bolts holding it in place.
- Install the New Module: Mount your new, pre-programmed ECM onto the bracket and tighten the bolts securely.
- Reconnect Everything: Plug the wiring harness connectors firmly back into the new ECM until they click into place. Reconnect the negative battery terminal.
- Final Step: Turn the key to the ‘ON’ position (without starting the engine) for 15 seconds, then turn it off. This allows the new computer to sync with the vehicle’s other modules. Your vehicle is now ready to start.
Verified Vehicle Compatibility
This module is a direct-fit replacement for a range of vehicles and is guaranteed to be compatible if your vehicle is listed below. It replaces a wide array of part numbers, ensuring a perfect match. To confirm, match your vehicle and engine option or find your original part number in the list below.
This part will fit these makes and models with these options:
- JEEP PATRIOT: 2007-2010 (Electronic Control Module)
- JEEP COMPASS: 2007-2010 (Electronic Control Module)
- DODGE CALIBER: 2007-2008 (Electronic Control Module)
- DODGE CALIBER: 2009 (Electronic Control Module; 1.8L, 2.0L gasoline, or 2.4L with engine opt ED3)
- DODGE CALIBER: 2010 (Electronic Control Module; 2.0L or 2.4L)
Compatible 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 About Your New ECM
What does ‘Plug and Play’ actually mean?
What does ‘Plug and Play’ actually mean?
It means the engine computer we send you is pre-programmed with your vehicle’s specific VIN and mileage. Once you install it, no further programming or dealer visits are required. You can simply plug it in, and your vehicle will be ready to run.
How do I provide my VIN and mileage?
You can provide your vehicle’s information during the checkout process. There will be a clear field to enter your 17-digit VIN and current mileage to ensure we program the module correctly for your specific vehicle.
Will this fix my specific problem or check engine light?
This 2007-2010 Patriot Engine Computer is the direct solution for failures related to the ECM itself, such as internal processor faults (e.g., code P0601) or communication issues. While it resolves the most common causes of stalling and no-start conditions, always ensure your vehicle has been properly diagnosed, as other faulty sensors or wiring could cause similar symptoms.
Do I need any special tools for installation?
No special tools are required. Basic hand tools, such as a socket set or wrenches to remove the mounting bolts and a tool to disconnect the battery, are all you should need for the installation.
Is this a new or used part?
This is a high-quality, inspected, and tested replacement part that has been verified to meet or exceed original equipment performance. Each unit undergoes a rigorous process to ensure reliability and longevity before being programmed for your vehicle.