Restore Peak Performance to Your Vehicle
Is your Dodge Caliber, Jeep Compass, or Patriot suddenly stalling, running rough, or refusing to start? Are you staring at a persistent check engine light and a list of confusing diagnostic codes? Before you spend a fortune at the dealership, consider the core of your vehicle’s engine management system: the Engine Control Module (ECM), also known as the Powertrain Control Module (PCM). This module is the electronic brain responsible for everything from fuel mixture and ignition timing to transmission shifting. When it fails, it can cause a wide range of frustrating and unpredictable issues.
We offer a direct, reliable solution with this professionally prepared 2007-2010 Caliber Engine Computer. Forget about expensive dealership programming or the hassle of finding specialized tools. We handle the complex part for you. Simply provide us with your vehicle’s VIN and current mileage during checkout, and we will flash the module specifically for your car. It arrives at your door ready for a simple, plug-and-play installation, getting you back on the road quickly and affordably.
Case Study: The Phantom No-Start
A customer brought in a 2009 Jeep Patriot that would randomly fail to start. No crank, no click—just silence. Sometimes it would start perfectly for a week, then fail three times in one day. The battery was new, the starter tested fine, and there were no consistent trouble codes, just an intermittent U0100 (Lost Communication With ECM/PCM). After hours of chasing wires and checking grounds, we swapped in a known-good ECM. The problem vanished instantly. The original module had an internal hairline fracture that would separate when it heated up, cutting communication and preventing the start signal. This pre-programmed module is the exact fix for these hard-to-diagnose electronic gremlins.
Is Your Dodge or Jeep Exhibiting These Faults?
A failing ECM can manifest in numerous ways. If you’re experiencing any of the following, a faulty module is a likely culprit. Cross-reference these symptoms with your diagnostic scanner’s readings for a confident diagnosis.
- ✔ Check Engine Light is on with no clear cause.
- ✔ Engine stalls intermittently or dies while driving.
- ✔ Vehicle is in “limp mode,” with reduced power.
- ✔ Complete no-start or hard-starting condition.
- ✔ Poor fuel economy and rough idling.
- ✔ Automatic transmission shifts erratically or harshly.
- ✔ Diagnostic Trouble Codes (DTCs) are present, especially P0601 (Internal Memory Error), P0606 (PCM Processor Fault), or U0100 (Lost Communication).
Your Straightforward Installation Roadmap
Installing your replacement 2007-2010 Caliber Engine Computer is a manageable job for a DIY enthusiast. No special programming tools are needed. Just follow these fundamental steps for a successful replacement.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait at least 10 minutes to allow capacitors to discharge.
- Locate the Module: On these models, the ECM is typically found in the engine bay, mounted to the firewall or inner fender.
- Disconnect Connectors: Carefully unclip the wiring harness connectors from the old module. They often have locking tabs that need to be released. Avoid pulling on the wires themselves.
- Remove the Old Unit: Unbolt the old ECM from its mounting bracket. Keep the hardware, as you’ll need it for the new module.
- Install the New Module: Mount your new, pre-programmed ECM in place and secure it with the original hardware.
- Reconnect and Secure: Firmly plug the wiring harnesses into the new module until they click into place. Ensure a solid connection.
- Power Up: Reconnect the negative battery terminal. Your vehicle is now ready to start with its new, properly configured engine computer.
Verified Vehicle Compatibility
This module is a direct-fit replacement for a range of Dodge and Jeep vehicles. Please verify your model and engine options below. This part is compatible with and replaces a long list of original part numbers, including 05150471AA, 68043260AB, 04692101AF, 68026147AC, 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: 2007-2010 (All Engines)
- Jeep Patriot: 2007-2010 (All Engines)
Frequently Asked Questions
Do I need to take my car to the dealer after installation?
No. This engine computer arrives pre-programmed to your vehicle’s specific VIN and mileage. It is a true plug-and-play solution, requiring no further programming or dealership visits.
What information do you need from me?
We require your vehicle’s 17-digit Vehicle Identification Number (VIN) and the current mileage. Please provide this information during the checkout process to ensure correct programming.
Will this fix my check engine light?
If the check engine light is caused by a faulty ECM (e.g., codes P0601, P0606), this part will resolve the issue. However, you must ensure other potential problems like faulty sensors or wiring have been ruled out through proper diagnosis.
Is this the same as a PCM or ECU?
Yes. The terms Engine Control Module (ECM), Powertrain Control Module (PCM), and Engine Control Unit (ECU) are often used interchangeably to refer to the same component.
How do I match the part number?
This module is a direct replacement for numerous part numbers. You can match the number on your original module to the extensive list provided in our compatibility details to guarantee a perfect fit.