Description
John Deere RE522515 | SE502805 | L9 ECM Repair
John Deere RE522515 | SE502805 will be returned fully reconditioned, tested, and ready to be installed back to the exact engine it came off, saving you the time & expense of having a new ECM programmed to your machine or boat.

John Deere L9 ECM Part Number: RE522515
Serial 333775
Aggregates RE522515 – Engine Controller
| Model | Section node |
|---|---|
| 8.1L – ENGINE, POWERTECH | 160 FUEL INJECTION SYSTEM / 164A (FUEL INJECTION PUMP) [01C09] |
| 8.1L – ENGINE, POWERTECH | 160 FUEL INJECTION SYSTEM / 164B (FUEL INJECTION PUMP) [01C11] |
| 8.1L – ENGINE, POWERTECH | 160 FUEL INJECTION SYSTEM / 164C (FUEL INJECTION PUMP) [01C13] |
| 8.1L – ENGINE, POWERTECH | 160 FUEL INJECTION SYSTEM / 164D (FUEL INJECTION PUMP) [01C15] |
| 3510 – HARVESTER | 20 ENGINE (STANDARD HP801) – GROUP 20 / FUEL INJECTION SYSTEM (16BY)(ESN -217099) [01C06] |
| 3510 – HARVESTER | 22 ENGINE (HI PERFORMANCE HT802) – GROUP 22 / FUEL INJECTION SYSTEM (16DF) [01F12] |
| 8.1L – ENGINE, POWERTECH | 210 6081HH013 – 9650STS TIER 2 COMBINE ENGINE / FUEL INJECTION PUMP, LUBE LINE AND ENGINE CONTROLLER [02I05] |
| 3510 – HARVESTER | 20 ENGINE TIER II (6081HT801) [020] / FUEL INJECTION SYSTEM (16BY) [6] |
| 9660STS – COMBINE | 25 ENGINE, 8.1 LITER TIER 2 / FUEL INJECTION PUMP, LUBE LINE AND ENGINE CONTROLLER [01G22] |
| 9660STS – COMBINE | 25 ENGINE, 8.1 LITER TIER 2 / 16DF (FUEL INJECTION PUMP) [01H01] |
We first diagnose the unit; if it’s not repairable or no problems are found, it costs $200.
In this case, we will process a partial refund for the difference.
Warranty
A 1-year warranty even backs our ECM repair service. Our experts not only repair your ECM but also ensure that it’s built for reliability and long-lasting performance.
John Deere RE522515 ECM Common Problems
- Blowing fuses
- No communication
- Engine shutting down
- Fault codes in unit
- Intermittent faults
- Oil intrusion
- Water damaged
- Injector driver faults
Process
All you need to do is ship your unit to us, and we will diagnose the faults and ship the fixed unit back.
Why trust us
Our engineering team has over 15 years of experience, more than 10K repaired ECMs, and the latest simulation technology. We are always happy to assist you with any technical assistance we can. Feel free to contact us if you wish to discuss the faults you are experiencing before sending in your parts.
ECM Engineering USA / ECM Repair USA


