If you’re dealing with frustrating and unpredictable issues in your Dodge Caliber, Jeep Patriot, or Compass, a failing Engine Control Module (ECM) is often the culprit. As the central computer of your vehicle, a faulty ECM can cause a cascade of problems, from a persistent check engine light and poor fuel economy to sudden stalling or even a complete no-start condition. I’ve seen it countless times in the shop: a vehicle comes in with baffling electronic gremlins that other mechanics couldn’t solve, and a new, properly configured ECM is the key to getting it back on the road reliably.
This isn’t just a replacement part; it’s a direct, hassle-free solution. We take the biggest headache out of the repair process by pre-programming this 2007-2010 Caliber Engine Computer to your vehicle’s specific Vehicle Identification Number (VIN) and mileage. This means when it arrives at your door, it’s 100% plug-and-play. You can skip the expensive dealership visit for programming and avoid the complex tools required for flashing. This is a fix designed for both the seasoned professional mechanic looking to save time and the determined DIYer wanting to perform a confident repair at home.
Is Your Vehicle Showing These Symptoms?
- ✔ Check Engine Light is on with no clear cause.
- ✔ Engine stalls, stumbles, or misfires intermittently.
- ✔ The vehicle won’t start, but the battery and starter are good.
- ✔ Noticeable decrease in fuel efficiency.
- ✔ Transmission shifting issues or harsh engagement.
- ✔ Communication error codes, such as U0100 (Lost Communication with ECM/PCM).
- ✔ Internal module failure codes, like P0601 or P0606.
From the Diagnostic Bay
A customer brought in a 2009 Dodge Caliber that had been to two other shops. The complaint was intermittent stalling at stoplights. No one could find the cause because it would never act up at the shop. After checking all the basics—fuel pressure, sensors, wiring—I hooked up a scope to the main processor feed. Sure enough, after letting it idle for 45 minutes, I saw the voltage signal to the injectors drop out for a split second, just before it stalled. It was a classic case of heat-induced failure inside the ECM. We installed one of these pre-programmed units, and the customer called back a week later, thrilled that the problem was finally gone. It’s a perfect example of how this part provides a definitive fix.
A Straightforward Guide to Installation
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait about 10 minutes to ensure the system is fully discharged.
- ✔ Locate the ECM: On most 2007-2010 Caliber, Compass, and Patriot models, the ECM is located in the engine bay, typically mounted to the firewall or inner fender. It’s a metal box with several large electrical connectors.
- ✔ Disconnect and Remove: Carefully unplug the electrical connectors. There are usually release tabs you’ll need to press or slide. Once disconnected, unbolt the old module from its mounting bracket.
- ✔ Install the New Module: Bolt the new, pre-programmed ECM into place. Firmly reconnect the electrical harnesses, ensuring each plug clicks securely into its socket. Double-check that they are all seated correctly.
- ✔ Final Steps: Reconnect the negative battery terminal. The vehicle is now ready to start. The security system will automatically re-learn the new module upon the first startup sequence.
Verified Vehicle Compatibility
This module is a guaranteed fit for the following vehicles, but always match your part number for 100% accuracy. This unit directly replaces 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 and more.
- Dodge Caliber: 2007-2008 (All Engines)
- Dodge Caliber: 2009 (1.8L, 2.0L Gasoline, 2.4L ED3)
- Dodge Caliber: 2010 (2.0L, 2.4L)
- Jeep Compass: 2007-2010 (All Engines)
- Jeep Patriot: 2007-2010 (All Engines)
Choosing this tested and correctly programmed 2007-2010 Caliber Engine Computer is the most reliable way to restore your vehicle’s performance and eliminate those persistent electronic faults for good.
Frequently Asked Questions
Do I need to do any programming or flashing myself?
No. This engine computer arrives fully programmed to your vehicle’s VIN and mileage. It is a true plug-and-play solution, ready for installation right out of the box.
Where do I provide my VIN?
You will be prompted to enter your VIN and mileage during the checkout process. This information is essential for us to program the module correctly for your specific vehicle.
Will this fix my check engine light?
If the check engine light is caused by an internal failure of the ECM (common codes include P0601, P0606, or U0100), then this part will resolve the issue. You should always confirm the diagnosis before ordering.
Is this compatible with my existing keys?
Yes. The module is programmed to work with your vehicle’s existing security system and keys. No key programming is required.
What if my part number isn’t on the list?
The list provided covers the most common compatible part numbers. If you don’t see yours, please contact us with your part number and VIN, and our experts can verify compatibility for you.