Restore Peak Performance to Your Jeep or Dodge
If you’re dealing with frustrating and unpredictable issues like stalling, a persistent check engine light, or a vehicle that simply won’t start, a failing Engine Control Module (ECM) is often the culprit. I’ve seen it countless times in the shop: a 2008 Jeep Patriot comes in with a laundry list of bizarre electrical gremlins and communication codes that send other mechanics on a wild goose chase. The real problem lies with the vehicle’s brain. This pre-programmed 2007-2010 Patriot Engine Computer is the reliable, straightforward solution to get your vehicle running smoothly again, without the exorbitant costs and delays of a dealership visit.
Case Study: A Tricky Diagnosis
A customer brought in their 2009 Dodge Caliber that would randomly stall at red lights and occasionally refuse to start on hot days. They had already replaced the battery and alternator with no luck. The scanner was showing a U0100 (Lost Communication with ECM/PCM) and a P0601 (Internal Control Module Memory Check Sum Error). While other parts can cause communication issues, the P0601 code is a definitive sign of internal PCM failure. We installed one of our pre-programmed modules, and the vehicle ran perfectly. This is a classic scenario where this part provides an immediate, correct fix.
Common Signs of a Failing Engine Computer
A faulty ECM can manifest in numerous ways. If your vehicle is experiencing any of the following, it’s a strong indicator that the engine computer needs replacement:
- ✔ Check Engine Light is on with codes like P0601, P0606, or U0100.
- ✔ The engine cranks but refuses to start.
- ✔ Unexplained stalling or rough idling, especially when warm.
- ✔ Noticeable decrease in fuel economy.
- ✔ Poor engine performance, hesitation, or misfires.
- ✔ Automatic transmission shifting erratically or not at all.
- ✔ Seemingly unrelated warning lights appearing on the dashboard.
A Straightforward Guide to Your DIY Installation
One of the biggest advantages of this 2007-2010 Patriot Engine Computer is its plug-and-play design. We handle all the programming before it ships. All you need are basic hand tools and a few minutes.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait 10-15 minutes for the system capacitors to discharge.
- Locate the ECM: On most Patriot, Compass, and Caliber models, the ECM is located in the engine bay, typically mounted to the firewall or inner fender.
- Disconnect the Connectors: Carefully release the locking tabs on the electrical wiring harnesses and pull them straight out from the module. Avoid pulling on the wires themselves.
- Remove the Old Module: Unbolt the old ECM from its mounting bracket.
- Install the New Module: Mount your new, pre-programmed ECM in the same location, ensuring it’s secure.
- Reconnect Everything: Firmly plug the wiring harnesses back into the new module until they click into place. Reconnect the negative battery terminal.
- Final Step: Start the engine and let it idle for a few minutes to allow the system to calibrate. Your vehicle is ready to drive!
Verified Vehicle Compatibility
This module is a direct-fit replacement for a range of vehicles. Please verify your model and engine options below. This unit is compatible with part number 68043261AA and many others listed in the cross-reference.
- Jeep Patriot: 2007-2010
- Jeep Compass: 2007-2010
- Dodge Caliber: 2007-2008 (All Engines)
- Dodge Caliber: 2009 (1.8L, 2.0L Gasoline, 2.4L with engine option ED3)
- Dodge Caliber: 2010 (2.0L, 2.4L)
This part is a direct replacement for the following part numbers: 05150471AA, 05150523AA, 68043260AA, 68043260AB, 04692101AD, 04692101AE, 04692101AF, 68043260AC, 68043260AD, 68043261AC, 68043261AB, 68070011AA, 68071022AA, 05033359AJ, 05187817AF, 68000107AF, 68026147AA, 68026147AC, 68028201AA, 68028201AC, 68028205AB, 68044228AA.
Frequently Asked Questions
Is this module truly plug and play?
Yes. We flash the module with your vehicle’s specific VIN and mileage before shipping. This ensures it communicates correctly with your vehicle’s other systems right out of the box, with no additional programming required.
What information do you need from me?
After you place your order, we will need your vehicle’s 17-digit Vehicle Identification Number (VIN) to program the module correctly. Please have it ready to ensure quick processing.
Will this fix my check engine light?
If the check engine light is caused by an internal ECM failure (like codes P0601-P0606), then yes, this part is the correct fix. However, you should always have your codes read to ensure the problem isn’t a different sensor or component.
Do I need to perform a security relearn or key programming?
No. Our programming process syncs the module to your vehicle’s existing security system. Your original keys will work without any extra steps.
How can I be sure this fits my vehicle?
The best way is to match the part number from your original module to one of the numbers listed in our compatibility section. If you’re unsure, feel free to contact us with your VIN, and we can verify fitment for you.