This listing is a WinOLS .OLS project for Mercedes E 350 W212 CDI.

This listing is an .OLS WinOLS project. It is a professional calibration resource, not an original flash file.

The archive is left as packed. It contains .OLS project file(s).

Match software 501658 before you write. Hardware number was not supplied with this listing.

Intended for professional calibration use in WinOLS or an equivalent toolchain.

Related services

• this DAMOS listing is a calibration definition/resource — not a flash file. A full backup is a different product.
• Corrupted ECU File Repair (digital file after a failed write, not physical ECU electronics): €50 — contact support with HW/SW and the tool you use.

Professional use only

These files are intended for professional tuners, ECU specialists and workshops. You must understand flashing, checksums, boot/bench recovery and the risk of a no-start. We do not sell this as a DIY kit for untrained use.

Digital product — no refund after payment

This is a digital file delivered after payment. Once it is paid we cannot refund, reverse or take back the download. Check hardware and software numbers on the controller sticker before you buy.

FAQ — Mercedes E 350 W212 CDI WinOLS .OLS project

Is this a flash file?

No. This Mercedes E 350 W212 CDI file is a .OLS WinOLS project only.

Who can use this resource?

Professional tuners and calibration specialists who already work with DAMOS / A2L / map packs. Digital product — no refund after payment.