If you’re dealing with frustrating and unpredictable issues in your 2007-2010 Jeep Compass, a faulty Engine Control Module (ECM) is often the culprit. As the brain of your vehicle, a failing ECM can cause a cascade of problems, from a simple check engine light to a vehicle that refuses to start. This isn’t just an inconvenience; it’s a reliability issue that can leave you stranded. We provide a direct, dependable solution to get your Compass, Patriot, or Caliber running smoothly again.
This replacement Engine Control Module arrives at your doorstep fully programmed to your vehicle’s specific VIN and mileage. This critical step, which we handle for you, means you can skip the expensive trip to the dealership for programming. It’s a true plug-and-play solution designed for both seasoned mechanics and first-time DIYers. By eliminating the need for specialized scan tools or software, you save significant time, money, and hassle. Restore your vehicle’s performance and peace of mind with a part you can trust.
Common Signs of a Failing Engine Computer
A failing ECM can manifest in various ways. If you’re experiencing any of the following, it’s a strong indicator that your engine computer needs attention. In my 20+ years of diagnostics, these are the symptoms I see most often with powertrain control module failures.
- ✔ Check Engine Light is on with no clear cause, often with internal processor fault codes like P0601 or P0606.
- ✔ The engine cranks but refuses to start.
- ✔ Intermittent stalling or rough idling for no apparent reason.
- ✔ Noticeable decrease in fuel economy.
- ✔ The automatic transmission shifts erratically or harshly.
- ✔ Communication errors with other modules, sometimes triggering a U-series code (e.g., U0100).
- ✔ Apparent loss of spark or fuel injector pulse.
Case Study: A Tricky Diagnosis
I remember a 2009 Jeep Patriot that came into the shop with a classic intermittent stalling complaint. The owner had already replaced the fuel pump and crankshaft position sensor, but the problem persisted. No specific codes were stored, just a history of random communication faults. After hooking up a scope, we noticed the 5-volt reference signal supplied by the PCM would intermittently drop out, causing the engine to die. A new, properly programmed 2007-2010 Compass Engine Computer (which also fits the Patriot) solved the problem instantly. It’s a great reminder that when multiple sensors seem to fail at once, the source is often the computer that powers them.
A Straightforward Guide to Installation
Installing your pre-programmed engine computer is a manageable job for most DIYers. Following these steps will ensure a smooth process. Always consult a vehicle-specific repair manual if you are unsure about any step.
- Safety First: Disconnect the negative terminal from your vehicle’s battery and secure it away from the post to prevent accidental reconnection.
- Locate the ECM: On most Jeep Compass, Patriot, and Dodge Caliber models, the ECM is located in the engine bay, typically mounted to the firewall or an inner fender well.
- Disconnect the Connectors: Carefully unlatch and remove the electrical wiring harness connectors from the old module. Inspect the connectors for any corrosion or damage.
- 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 secure the bolts.
- Reconnect Everything: Firmly plug the wiring harness connectors into the new module until they click into place. Reconnect the negative battery terminal.
- Final Check: Turn the key to the ‘On’ position for 10-15 seconds before starting the engine. This allows the other modules to recognize the new ECM. Start the vehicle and check for proper operation.
Verified Vehicle Compatibility
This module is a guaranteed fit for the following vehicles and configurations. To ensure a perfect match, please cross-reference your original part number with the extensive list of compatible numbers provided.
- ✔ 2007-2010 Jeep Compass – Electronic Control Module
- ✔ 2007-2010 Jeep Patriot – Electronic Control Module
- ✔ 2007-2008 Dodge Caliber – Electronic Control Module
- ✔ 2009 Dodge Caliber – Electronic Control Module (1.8L, 2.0L Gasoline, 2.4L with engine opt ED3)
- ✔ 2010 Dodge Caliber – Electronic Control Module (2.0L, 2.4L)
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
Do I need to do any programming myself?
Do I need to do any programming myself?
No. This engine computer comes fully programmed to your vehicle’s VIN and mileage. It is a 100% plug-and-play solution, requiring no further action from you or a dealer.
What information do you need from me?
After you place your order, we will need your vehicle’s 17-digit Vehicle Identification Number (VIN) and the current mileage. This ensures we can 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 original ECM (like codes P0601 or P0606), then yes, this part will resolve the issue. If the light is on for another reason, such as a faulty sensor, that issue will need to be addressed separately.
Is this part difficult to install?
For most individuals with basic hand tools, this is a straightforward installation that can be completed in under an hour. Our installation guide provides the key steps, but we always recommend having a repair manual for your specific vehicle on hand.
How do I know if my original part number is compatible?
We have provided a comprehensive list of interchangeable part numbers in the description. As long as the number on your original module is on that list, this part is a direct replacement for your vehicle.