Description
856496-12 | 858891 | Mercury Outboard Optimax 200HP DFI ECU | ECM Repair
856496-12 | 858891 | Mercury Outboard Optimax 200HP DFI ECU | ECM Repair Service. Your ECM will be returned fully reconditioned, tested, and ready to be installed back to the exact marine engine it came off, saving you the time & expense of having a new ECM programmed to your boat.
We first diagnose the unit. If it is not repairable or no problems are found, the cost is $200, plus domestic and standard shipping return.
In this case, we will process a partial refund for the difference.
Mercury Mercruiser ECM Warranty
Our ECM repair service even has a one-year warranty. Our experts not only repair your ECM but also ensure that it’s built for reliability and long-lasting performance.
Common Problems
- The boat does not shift into or out of gear.
- Blowing fuses.
- No communication.
- The engine shuts down after two beeps.
- Fault codes inthe unit.
- Intermittent faults.
- Oil intrusion.
- Water damaged.
- Injector driver faults.
- The alarm is stuck on.
- There is a problem with IAC.
- The fuel pump does not work or stay on.
- The oil pump is not working.
- There is a problem with Smartcraft.
- Pin broken.
- Alarm for water in fuel.
Process
You only need to 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 provide technical assistance. Feel free to contact us to discuss the faults you are experiencing before sending in your parts.
ECM Engineering USA / ECM Repair USA
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