Find the advice.
Plan the complete job.
Browse focused advice for replacement, diagnostics, transmission control, recovery, tuning and postal handovers.
Read around the work you need.
ECU cloning & repair advice
Replacement decisions start with the original unit, donor and diagnosis. Use these guides to plan the data route before spending on parts.
Browse this adviceDIAGNOSTICSECU & vehicle fault-finding guides
Communication faults, non-starts and sensor warnings need evidence from the whole vehicle. Plan the diagnostic handover before condemning a controller.
Browse this adviceTRANSMISSION CONTROLDSG, ZF & TCU replacement guides
Separate electronic data transfer, gearbox repair and transmission calibration. Identify the complete application before choosing the work.
Browse this advicePROGRAMMING & ACCESSECU access, unlocking & recovery guides
Protected-controller access and failed-programming recovery need exact identification, suitable files and a supported operation.
Browse this advicePERFORMANCE & DRIVABILITYEngine & gearbox tuning advice
Choose a calibration around vehicle condition, hardware, fuel and the behaviour you want. Plan engine and transmission work together where appropriate.
Browse this advicePOSTAL & TRADEPostal ECU / TCU & garage handover guides
Arrange acceptance, parts, packaging, transit and local refitting as a clear sequence. Useful for owners and garages across the UK.
Browse this adviceTell us what you’re working with.
A registration, postcode and a clear description are the best place to start.