Is your Jeep Compass, Patriot, or Dodge Caliber acting erratically? Experiencing frustrating issues like stalling, a persistent check engine light, or a complete no-start condition? The Engine Control Module (ECM), the central computer of your vehicle, is often the culprit. When it fails, it can cause a cascade of problems that leave you stranded. This direct-fit 2007-2010 Compass Engine Computer is the reliable, straightforward solution to restore your vehicle’s performance and get you back on the road with confidence.
Over my 20+ years in automotive diagnostics, I’ve seen how a faulty ECM can mimic a dozen other problems, leading to wasted time and money on unnecessary parts. A failing module can disrupt everything from fuel delivery and spark timing to transmission shifting. This isn’t just an inconvenience; it’s a core operational failure. That’s why we’ve made the replacement process as simple as possible. We handle the complex part for you: each unit is professionally programmed to your vehicle’s specific VIN and mileage before it ships. This means no expensive trips to the dealership for programming—it arrives at your door ready for a true Plug & Play installation.
A Technician’s Notebook
I remember a 2009 Jeep Patriot that came into the shop with a laundry list of complaints: intermittent stalling at red lights, harsh shifting, and a check engine light that would come and go. The owner had already replaced the spark plugs and a coil pack with no improvement. My initial scan pulled a P0606 (ECM/PCM Processor Fault) and a U0100 (Lost Communication With ECM/PCM). While other issues can cause a U-code, the P0606 was the smoking gun. It points directly to an internal failure of the engine computer itself. Instead of a costly and time-consuming dealer replacement, we sourced a pre-programmed module just like this one. The swap took less than 30 minutes, and the Patriot ran perfectly on the first start-up. All codes were cleared, and the vehicle was back to its owner the same day—a simple fix for a complex-seeming problem.
Key Signs Your Engine Computer is Failing
If you’re noticing any of the following issues, a faulty ECM could be the root cause. Look out for these common indicators:
- ✔ Check Engine Light is illuminated with codes like P0601, P0606, or communication errors (U-codes).
- ✔ Vehicle refuses to start or has difficulty turning over.
- ✔ Engine stalls unexpectedly while driving or idling.
- ✔ Noticeable decrease in fuel economy.
- ✔ Rough or inconsistent engine performance and poor acceleration.
- ✔ Problems with automatic transmission shifting.
- ✔ Apparent loss of spark or fuel injector pulse.
A Straightforward Guide to Installation
Replacing your 2007-2010 Compass Engine Computer is a job most DIYers can handle with basic tools. The key benefit is that no programming is required on your end.
- 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 these models, the ECM is typically found in the engine bay, often near the battery or firewall. It’s a metal box with several large electrical connectors.
- Disconnect and Remove: Carefully unplug the wiring harnesses from the old module. They have locking tabs that need to be released. Then, unbolt the module from its mounting bracket.
- Install the New Module: Bolt your new, pre-programmed ECM into place. Securely reconnect the wiring harnesses, making sure they click and lock into position.
- Final Step: Reconnect the negative battery terminal. Turn the key to the ‘ON’ position for 15 seconds, then start the engine. Your vehicle is ready to drive!
Verified Vehicle Compatibility
This engine computer is guaranteed to be a direct-fit replacement for the following vehicles, provided the part number on your original module matches one from our cross-reference list. Please verify your part number before ordering.
- 2007-2010 Jeep Compass (All engine options)
- 2007-2010 Jeep Patriot (All engine options)
- 2007-2008 Dodge Caliber (All engine options)
- 2009 Dodge Caliber (1.8L, 2.0L Gasoline, 2.4L with engine option ED3)
- 2010 Dodge Caliber (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
How does the programming process work?
It’s simple! During checkout, you will be prompted to provide your vehicle’s VIN and current mileage. Our technicians will then flash this information to the module, ensuring it is fully synchronized with your vehicle’s factory settings and security system.
Is this really a Plug & Play installation?
Yes. Because we program the module to your specific VIN before shipping, no further programming or dealer visit is necessary. Simply install the part, reconnect your battery, and your vehicle is ready to go.
What if I order the wrong part?
We strongly recommend matching the part number from your original ECM to the list of compatible numbers on this page. If you are unsure, please contact us with your VIN, and our team of experts will be happy to verify compatibility for you.
Will this fix my check engine light?
If the check engine light is caused by an internal ECM failure (like codes P0601 or P0606), then this replacement module will solve the issue. However, if the light is on for other reasons (e.g., a bad oxygen sensor), those issues will need to be addressed separately.
Do I need any special tools for the installation?
No special tools are required. Basic hand tools, such as a socket set and ratchet, are all that’s typically needed to unbolt the old module and install the new one.