Cummins ISF 3.8 CM2350 F109 Performance Tuning & Calibration Service
★★★★★5.01 reviewRemote ECU tuning and calibration for the Cummins ISF 3.8 CM2350 F109, including diagnostics and fault code clearing. Off-road and export use only.
How this service is delivered: after checkout, tell us your ESN or VIN. We confirm what your engine needs, agree a time, then work on your ECM remotely over TeamViewer while you stay at the machine.
Questions before you order? Ask on WhatsApp
Cummins ISF 3.8 CM2350 F109 - Remote ECU Tuning & Calibration Service
VIETDIESEL provides online ECU tuning, diagnostics and recalibration for the Cummins ISF 3.8 CM2350 F109. We scan the engine, resolve persistent fault conditions and optimise the calibration for smoother operation, stronger drivability and lower running costs.
What this service includes
- Full ECU diagnostic scan of the Cummins ISF 3.8 CM2350 F109
- Reading and clearing of stored emission-system / aftertreatment fault codes (DTCs)
- Resolving persistent faults that trigger derate, limp mode or repeated regeneration cycles
- ECU recalibration for smoother running, better throttle response and improved fuel economy
- Reduced engine stress and lower running & maintenance costs
- Custom file written for your exact ECU - no generic tuning
This is a software service / temporary workshop solution carried out on the engine control module. No parts are shipped.
100% remote - how it works
We deliver everything online, quickly and conveniently. All you need is a laptop and a diagnostic interface - we do the rest.
What you need for online programming:
- Laptop with Windows 10 or newer, running Cummins Insite 7.x / 8.5.x / 8.7 (or Calterm) (contact us if you don't have the software)
- A diagnostic interface (e.g. Nexiq USB-Link)
- Connection to the truck, or to the ECU on the bench
- TeamViewer installed (www.teamviewer.com)
Send us your TeamViewer ID and password and our technicians handle the rest.
WhatsApp: +84 973 722 587 - not sure your engine is supported? Message us and we'll check compatibility and send a quote.
Why VIETDIESEL?
- Experienced diesel calibration specialists
- Custom files - never generic tuning
- Fast remote service, worldwide
- Reliable, proven and fully supported
Intended use
This service is supplied for off-road, competition, motorsport, agricultural, marine and export applications only. It is the customer's responsibility to check and comply with all applicable federal, state and local laws before ordering.
Specifications
| Engine platform | Cummins |
| Service type | Tuning Service |
| Install method | Remote flash via TeamViewer |
| Required from you | ESN or VIN, a Windows laptop, and a link to the engine |
| Price | $1159.00 USD, one engine |
| Reference | ps-38 |
Four steps, start to finish
Order & send ESN
Pay, then send your ESN or VIN. We confirm the engine before anything is written.
Book a time
We email you to agree a slot that suits your workshop or your driver.
Connect TeamViewer
Laptop on the ECM, share the session — you stay at the machine throughout.
We tune & verify
We calibrate, check it runs right, and stay available afterwards.
- You stay at the machine — nothing is done behind your back.
- We confirm the engine and ECM before any work starts.
- Supplied for off-road, competition, agricultural, marine and export use where permitted.
- ★★★★★tmsdiesel
Amazing service
Fast service. Product as described! A+++++ Tuner! Thank you!
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