KNOWLEDGE
Guides & practical know-how.
Short and clear: mail-in, repair, software and the legal framework — from daily workshop work.
2026-06-15 · Mail-in · Repair · How-to
How to ship your control unit — a practical guide
Packaging, address, fault description and typical turnaround: a practical guide for mail-in repairs to our workshop in Hannover.
Read article →2026-05-28 · Airbag · Crash data · Repair
Erase airbag crash data instead of replacing the unit
After a collision the airbag control unit stores crash data. Why erasing often is enough — and when a replacement is still required.
Read article →2026-05-10 · DPF · EGR · Legal
DPF, EGR, AdBlue OFF — what is allowed in Germany?
A clear overview of software work on emissions systems: road regulations, export and motorsport.
Read article →2026-04-22 · Keys · All keys lost · Coding
All car keys lost — what you should know
Every key gone? How coding and cutting a new key works — often cheaper than the franchised dealer.
Read article →2026-07-01 · Chiptuning · Stage 1 · Stage 2
Stage 1 vs Stage 2 — what’s the difference?
Stock hardware vs extra parts: when Stage 1 is enough and when Stage 2 makes sense — plus notes on registration and the configurator.
Read article →2026-07-05 · BMW · FRM · Repair
BMW FRM repair instead of replacement — from Hannover
Windows, lights or central locking failed? How FRM repair works — often cheaper and faster than a new coded unit.
Read article →// CONTACT
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