Adapt to Toyota’s new Reiz 2.5 engine computer board disassembly ECU 89661 0P100 0P120

Description

**Unlock Peak Performance for Your Toyota New Mark X 2.5L with a Premium Used Engine ECU**

Is your Toyota New Mark X (GRX13# series) with the reliable 2.5L 4GR-FSE engine not running as it should? Perhaps you’re facing persistent error codes, poor fuel economy, rough idling, or a frustrating loss of power. Before considering expensive dealership repairs or questionable aftermarket units, there is a smarter, more cost-effective solution: a high-quality used OEM Engine Control Unit (ECU).

We are offering a fully tested and guaranteed used Engine ECU, specifically designed for the Toyota New Mark X 2.5L. This crucial component, identified by part numbers **89661-0P100** and **89661-0P120**, is the original “brain” of your engine, ensuring all systems work in perfect harmony.

**Why Choose This Used OEM ECU?**

* **Perfect Fit and Seamless Integration:** This is not a generic imitation. This ECU is the genuine part manufactured for your vehicle. It guarantees a direct plug-and-play installation with no compatibility issues, reprogramming hassles, or complex adjustments needed. It communicates flawlessly with your engine’s sensors and components.
* **Restore Factory Performance and Reliability:** Aftermarket ECUs can be unpredictable. Our used OEM unit ensures your Mark X returns to its original factory specifications, delivering the smooth, responsive power and excellent fuel efficiency it was known for. Say goodbye to warning lights and drivability problems caused by a faulty computer.
* **Significant Cost Savings:** A new ECU from the dealer comes with a premium price tag. Our rigorously tested used unit provides the same OEM quality and reliability at a fraction of the cost, making it the most intelligent choice for a smart repair.
* **Rigorously Tested and Guaranteed:** We understand the critical role of the ECU. Every unit we supply undergoes comprehensive diagnostic testing to verify its full functionality and integrity. We stand behind our parts with a solid guarantee, giving you complete peace of mind.

This ECU is a direct replacement for vehicles using the **89661-0P100** and **89661-0P120** control modules. If your mechanic has diagnosed a failed engine computer, this is the exact part you need to get your Mark X back on the road, performing like new.

Don’t let a faulty ECU sideline your prized Toyota. Opt for the proven reliability of an original manufacturer part without the high expense.

**Upgrade your repair with confidence. Choose guaranteed OEM performance and value. Contact us today to secure this tested ECU and restore your Mark X’s driving dynamics!**