Practical guides on reading, recovering, cloning and modifying engine, gearbox and body control units: which file to use, how to read the label, how to write safely.
Hyundai i20 1.2, 2012, towed in from a supermarket car park. Cranks, no start, immobiliser lamp flashing. The key was chewed by a dog, the spare…
Hyundai i40 1.7 CRDi, 2013, cranks and won't start after a used engine ECU went in. The label: Bosch 0281019574, Hyundai 39120-2A222, EDC17C08. The used unit…
A Kia Ceed 1.4 from 2008 comes in on a trailer. It cranks, doesn't fire, and the immobiliser light stays on. Fault codes: P1690 (SMARTRA no…
BMW immobilizer architecture has two generations that every workshop meets: EWS (E36 to E46, E39, E53) and CAS (E60, E90, E70, E87, F-series with CAS4). Both…
A W211 E320 CDI with the 722.9 gearbox starts in second, won't shift, and stores P2767 (turbine speed sensor 2). A Vito W639 with the older…
A 2010 Sprinter 313 CDI, W906, has lost its only key and the EIS shows part number A9069003803 on the label. The owner's insurer wants it…
P2002 with P0401 alongside it, a Zafira Tourer 2.0 CDTI on 140,000 km, and a DPF that regenerates every 150 km and never gets the soot…
An Astra J 1.4 Turbo, 2012, comes in with no communication on the engine ECU and a burnt smell under the cover. The label on the…
An F30 318d arrives on a flatbed with a DDE that stopped talking half-way through a remap on the customer's own KESS. The label says 0281033806…
The label on the DDE from a 2005 E60 530d reads 0281011224, 1037361861, and below that 'O 86OS62'. The car came with a dead engine ECU…
