Restore Your Vehicle’s Performance with a Reliable, Programmed Engine Computer
Is your Dodge Caliber, Jeep Patriot, or Compass giving you headaches with stalling, rough idling, or a persistent check engine light? A failing Engine Control Module (ECM), also known as the Powertrain Control Module (PCM), is often the culprit behind these frustrating and unpredictable issues. As the brain of your vehicle, a faulty ECM can disrupt everything from fuel delivery and ignition timing to transmission shifting. This replacement 2007-2010 Caliber Engine Computer arrives at your door fully programmed to your vehicle’s specific VIN and mileage, offering a direct, hassle-free solution.
Over my 20+ years in automotive diagnostics, I’ve seen countless drivers spend a fortune at the dealership for what amounts to a simple module swap. They pay for towing, expensive diagnostic time, and then a hefty programming fee. Our solution eliminates those extra steps and costs. By providing us with your VIN during checkout, we handle all the necessary flashing. When the part arrives, it’s ready to install right out of the box—no dealer visits, no special tools, just a straightforward fix to get you back on the road with confidence.
Case Study: A Tricky Diagnosis
I remember a 2009 Dodge Caliber that came into the shop with a very intermittent no-start condition. The owner had already replaced the battery and starter. We’d scan it, and sometimes there were no codes, other times we’d get a U0100 (Lost Communication with ECM/PCM) code that would disappear. After checking all the wiring harnesses and grounds for the third time, we focused on the ECM itself. On a hunch, we monitored the 5-volt reference signal from the PCM while tapping on the module’s case. Sure enough, the voltage would drop out, causing the engine to stall. A new, properly programmed ECM solved the problem permanently. It’s a classic example of how an internal module failure can mimic wiring issues.
Is Your Caliber, Patriot, or Compass Showing These Signs?
A failing engine computer can manifest in numerous ways. If you’re experiencing any of the following, a faulty ECM is a likely cause. Look out for these common indicators:
- âś” Check Engine Light is on with communication or internal processor codes (e.g., P0601, P0606, U0100).
- âś” The engine cranks but refuses to start.
- âś” Intermittent stalling or shutting off while driving.
- âś” Poor engine performance, hesitation, or misfires.
- âś” A noticeable drop in fuel economy.
- âś” Harsh or erratic automatic transmission shifting.
- âś” Other warning lights on the dash may illuminate without a clear cause.
A Straightforward Guide to Installation
Replacing the ECM on these vehicles is a job most DIYers can handle in their own driveway. Our plug-and-play programming means the hardest part is just locating and swapping the module. Follow these general steps for a successful installation:
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure the system is fully discharged.
- Locate the ECM: On most Caliber, Patriot, and Compass models, the engine computer is located in the engine bay, typically mounted to the firewall or near the battery tray.
- Disconnect Connectors: Carefully release the locking tabs on the electrical connectors and pull them straight off the old module. Inspect the connectors for any signs of corrosion or damage.
- Remove the Old Module: Unbolt the old ECM from its mounting bracket. It’s usually held in place by a few 8mm or 10mm bolts.
- Install the New ECM: Mount your new, pre-programmed engine computer in the same location and secure it with the original bolts.
- Reconnect Everything: Firmly plug the electrical 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 seconds before starting the engine. This allows the system to recognize the new module. Start your vehicle and enjoy a smooth-running engine!
Verified Vehicle Compatibility
This module is a direct-fit replacement for a wide range of vehicles and part numbers, ensuring you get the right component the first time. Please verify your vehicle is on the list below. This part is compatible with part numbers: 05150471AA, 05150523AA, 68043260AA, 68043260AB, 04692101AD, 04692101AE, 04692101AF, 68043260AC, 68043260AD, 68043261AC, 68043261AA, 68043261AB, 68070011AA, 68071022AA, 05033359AJ, 05187817AF, 68000107AF, 68026147AA, 68026147AC, 68028201AA, 68028201AC, 68028205AB, and 68044228AA.
- Dodge Caliber: 2007-2008 (All Engines)
- Dodge Caliber: 2009 (1.8L, 2.0L Gasoline, 2.4L with engine opt ED3)
- Dodge Caliber: 2010 (2.0L, 2.4L)
- Jeep Compass: 2007-2010
- Jeep Patriot: 2007-2010
Frequently Asked Questions
Do I need to have this computer programmed by a dealer?
Absolutely not. This engine computer comes fully programmed to your vehicle’s VIN and mileage. It is a true plug-and-play solution, designed to save you the time and expense of a dealership visit.
What information do you need from me to program it?
We just need your vehicle’s 17-digit Vehicle Identification Number (VIN) and the current mileage. You can provide this information during the checkout process.
Will this fix my check engine light?
If your check engine light is caused by a faulty ECM (common codes include P0601, P0606, or U0100), then yes, this part will resolve the issue and allow the light to be cleared.
Where is the ECM located on my 2008 Dodge Caliber?
On the 2007-2010 Dodge Caliber, the ECM is typically found in the engine compartment. Look on the driver’s side, mounted against the firewall or near the strut tower.
My original part number isn’t 05187817AF, will this still work?
Yes. This ECM is compatible with a long list of interchangeable part numbers for this platform. Please check the detailed compatibility list in the description to ensure your original part number is included.