Get Your Dodge or Jeep Running Reliably Again
If you’re dealing with a 2007-2010 Dodge Caliber, Jeep Patriot, or Jeep Compass that won’t start, runs rough, or has an illuminated check engine light that no one can seem to fix, the problem often points directly to a failing Engine Control Module (ECM). As the brain of your vehicle, a faulty ECM can cause a wide range of frustrating and unpredictable issues. I’ve seen it countless times in my 20+ years in the shop: good parts get replaced needlessly because the core issue was the computer itself. This module is the definitive, straightforward solution to get your vehicle back on the road without the exorbitant costs and scheduling headaches of a dealership visit.
This isn’t just a replacement part; it’s a complete solution. We handle the complex part for you by programming this ECM specifically to your vehicle’s VIN and mileage before it even ships. That means when it arrives at your door, it is 100% plug-and-play. There is no need for additional programming, special scan tools, or a trip to the dealer. You can perform this repair right in your own driveway and restore your vehicle’s original performance and reliability.
Is Your Vehicle Showing These Symptoms?
- ✔ Check Engine Light is on with communication codes like U0100.
- ✔ Internal module failure codes are present, such as P0601, P0605, or P0606.
- ✔ The engine cranks but will not start.
- ✔ Poor or erratic automatic transmission shifting.
- ✔ The vehicle stalls intermittently for no apparent reason.
- ✔ A noticeable drop in fuel economy.
- ✔ Misfires or rough idling even after replacing spark plugs and coils.
Case Study: A Tricky Diagnosis
A customer brought in a 2009 Jeep Patriot with an issue that was driving them crazy. The vehicle would randomly stall at stoplights, but not every time. They had already replaced the crankshaft position sensor and the throttle body based on another shop’s advice, with no change. When I hooked up my scanner, I found no hard codes, just a history of a U0100 (Lost Communication with ECM) code. After monitoring live data, I noticed the 5-volt reference signal from the ECM would momentarily drop out just before a stall. This confirmed my suspicion: the ECM was failing internally. We installed one of these pre-programmed modules, and the problem was solved instantly. It saved the customer from more guesswork and frustration.
A Straightforward Guide to Your ECM Installation
- ✔ Safety First: Disconnect the negative terminal from your vehicle’s battery and secure it away from the post to prevent accidental contact.
- ✔ Locate the ECM: On these models, the ECM is typically located 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 electrical connectors. They have locking tabs that need to be released. Once disconnected, unbolt the module from its mounting bracket.
- ✔ Install the New Module: Bolt your new, pre-programmed ECM into place. Reconnect the electrical connectors, ensuring they click securely into place.
- ✔ Reconnect and Start: Reconnect the negative battery terminal. Your vehicle is now ready to start. The security system will re-learn automatically, and no further programming is needed.
Verified Vehicle Compatibility
This Engine Control Module is a direct-fit replacement for the following vehicles. We guarantee compatibility when you provide your VIN during checkout. This unit is compatible with a wide range of original part numbers, including 05150471AA, 68043260AB, 04692101AF, and many more listed in the specifications.
- 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, 2008, 2009, 2010 (All Engines)
- Jeep Patriot: 2007, 2008, 2009, 2010 (All Engines)
Frequently Asked Questions
Frequently Asked Questions
What does ‘Plug and Play’ mean?
It means the engine computer arrives pre-programmed to your specific vehicle using the VIN you provide. You simply install it, and it works immediately without any need for a dealer or mechanic to perform additional programming.
Do I need to send my old ECM back?
No core charge or return is required for this part. You can keep or recycle your old module.
Where do I find my vehicle’s VIN?
Your 17-digit Vehicle Identification Number (VIN) can be found on your vehicle’s registration, insurance card, or on a small plate on the driver’s side of the dashboard, visible through the windshield.
How can I be sure this is the correct part?
This module replaces a long list of original equipment part numbers. As long as your vehicle is listed in our compatibility chart, this is the correct part. The VIN programming ensures it functions perfectly for your specific configuration.
Will this fix my check engine light?
If the check engine light is caused by an internal failure of the ECM (common codes P0601, U0100, etc.), then yes, this will resolve the issue. It’s crucial to ensure the ECM is the root cause of the problem before ordering.