Restore Your Vehicle’s Performance and Reliability
Is your Jeep Compass, Patriot, or Dodge Caliber giving you headaches? Unexplained stalling, a persistent check engine light, or rough running can often be traced back to a failing Engine Control Module (ECM), the brain of your vehicle. When this critical component falters, it can make your car unreliable and frustrating to drive. This isn’t just an inconvenience; it’s a core performance issue that needs a dependable solution. We provide a straightforward, reliable fix with this pre-programmed engine computer, designed to get you back on the road with confidence.
This isn’t just a replacement part; it’s a complete solution. Each module is professionally flashed with your vehicle’s specific Vehicle Identification Number (VIN) and current mileage. This critical step ensures that once installed, the computer communicates seamlessly with all other systems in your vehicle—from the transmission to the anti-lock brakes—without needing a costly and time-consuming trip to the dealership for programming. For the DIY mechanic or the professional shop, this means a faster, more efficient repair.
A Technician’s Notebook
I remember a 2009 Jeep Patriot that came into the shop with a classic set of symptoms: intermittent stalling at red lights and a check engine light with a P0601 code (Internal Control Module Memory Check Sum Error). The owner had already replaced the spark plugs and a coil pack with no success. After verifying power and ground to the ECM, we confirmed the module itself was the culprit. Swapping in a pre-programmed unit like this one solved the problem in under 30 minutes. The customer was thrilled to avoid the high cost and week-long wait the dealership had quoted him. It’s a perfect example of how the right part saves time, money, and a lot of diagnostic guesswork.
Common Signs of a Failing Engine Computer
If you’re experiencing any of the following issues, a faulty ECM is a likely cause. A failing module can disrupt everything from fuel delivery to spark timing, leading to a wide range of problems. Here are some of the most common indicators I’ve seen in my 20+ years of diagnostic work:
- ✔ Persistent Check Engine Light (CEL)
- ✔ Engine stalling or misfiring unexpectedly
- ✔ Difficulty starting the vehicle or a complete no-start condition
- ✔ Noticeable decrease in fuel economy
- ✔ Poor or erratic automatic transmission shifting
- ✔ Communication error codes, such as U0100 (Lost Communication with ECM/PCM)
- ✔ Internal module failure codes like P0601, P0605, or P0606
A Straightforward Guide to Installation
Replacing your 2007-2010 Compass Engine Computer is a manageable job for most DIY enthusiasts. Since this unit arrives pre-programmed, you won’t need any special electronic tools. Just follow these basic steps for a successful installation.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait at least 10 minutes to allow the system to fully discharge.
- Locate the ECM: On these models, the engine computer is typically found in the engine bay, often mounted to the firewall or inner fender. It’s a silver metal box with several large electrical connectors.
- Disconnect the Connectors: Carefully release the locking tabs on the wiring harness connectors 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 a few 8mm or 10mm bolts holding it in place.
- Install the New Module: Mount your new, pre-programmed engine computer in the same location and secure it with the original bolts.
- Reconnect Everything: Firmly plug the wiring harness connectors back into the new module until they click into place. Reconnect the negative battery terminal.
- Final Check: Turn the key to the ‘On’ position (without starting the engine) for 15 seconds to allow the new ECM to sync with the vehicle’s systems. Then, start the engine. Your check engine light should be off, and the vehicle should run smoothly.
Verified Vehicle Compatibility
This engine computer is a direct-fit replacement for a range of Jeep and Dodge models. Please verify your vehicle and engine options below to ensure proper fitment. This part is compatible with the original part number 68044228AA and interchanges with numerous other part numbers, guaranteeing a wide application range.
PATRIOT 2007-2010 Electronic Control Module
CALIBER 2007-2008 Electronic Control Module
CALIBER 2009 Electronic Control Module; 1.8L
CALIBER 2009 Electronic Control Module; 2.0L, gasoline
CALIBER 2009 Electronic Control Module; 2.4L, engine opt ED3
CALIBER 2010 Electronic Control Module; 2.0L
CALIBER 2010 Electronic Control Module; 2.4L
Frequently Asked Questions
Frequently Asked Questions
Do I need to do any programming after I install this part?
No. This engine computer comes 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.
Is this part compatible with other part numbers?
Yes, this module is a direct replacement for a long list of part numbers, including 05150471AA, 68043260AB, 04692101AF, 68070011AA, and many more, ensuring broad compatibility.
What information do I need to provide when ordering?
You will need to provide your vehicle’s 17-digit VIN and the current mileage during checkout. This information is essential for us to program the module correctly for your specific car.
Will this fix my check engine light?
If the check engine light is caused by an internal failure of the original ECM (e.g., codes P0601, P0606), then this replacement part will resolve the issue. It’s always best to have the codes read to confirm the diagnosis.
How difficult is the installation?
For someone with basic mechanical skills, the installation is straightforward. It involves disconnecting the battery, unplugging a few connectors, and unbolting the old unit to swap in the new one. No special tools are required.