# Articles and guides

> Articles by Reprogramaciones MBV on ECU remapping, legality and the ITV, automatic gearboxes, DPFs, car keys and file service for garages.

- URL: https://www.reprogramacionesmbv.com/en/blog/
- Índice para IA (llms.txt): https://www.reprogramacionesmbv.com/en/llms.txt

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Blog

[Legal Telling your insurer after a remap: why and how Why Spain's Insurance Contract Act (Ley 50/1980) requires you to tell your insurer about an ECU remap, how to do it in writing and what happens if you don't. 15 October 2026](https://www.reprogramacionesmbv.com/en/blog/tell-your-insurer-after-a-remap/)

[Automatic gearboxes DSG gearboxes: judder, clutches and when to remap the TCU Judder when pulling away, thumps on downshifts or slipping in a DSG: common causes, dry versus wet clutch, and when it makes sense to touch the TCU. 15 October 2026](https://www.reprogramacionesmbv.com/en/blog/dsg-gearbox-jerking/)

[Trade For garages: what a file service is and how to choose a provider For garages starting out in remapping: what a file service is, what to ask a provider before sending them files and how to get your garage ready. 15 October 2026](https://www.reprogramacionesmbv.com/en/blog/choosing-a-file-service/)

[ECU remapping Petrol vs diesel: what you gain and what changes with a remap Why a turbodiesel, a turbo petrol and a naturally aspirated engine respond differently to a remap, what limits each one and how it feels on the road. 15 October 2026](https://www.reprogramacionesmbv.com/en/blog/petrol-vs-diesel-remapping/)

[Keys I've lost my car key: options, what to do and what not to do What to do if you lose your car key: first steps, options for getting another, why the lost one should be deleted and the mistakes that make it all cost more. 15 October 2026](https://www.reprogramacionesmbv.com/en/blog/lost-car-key/)

[ECU remapping Does ECU remapping damage the engine? What's true and what's myth about ECU remapping: the turbo, the clutch, fuel consumption, engine life and what makes a remap go wrong. 15 October 2026](https://www.reprogramacionesmbv.com/en/blog/does-remapping-damage-the-engine/)

[Legal Remapping a car and passing the ITV: what the rules say in 2026 What RD 920/2017, RD 866/2010 and the Vehicle Modifications Manual say about ECU remapping and the ITV. What it checks, what it doesn't, how to legalise. 15 October 2026](https://www.reprogramacionesmbv.com/en/blog/remapping-and-the-itv-inspection/)

[Diagnostics DPF warning light on: causes, regeneration and when it is a fault Diesel particulate filter warning light on: what it means, how to help it regenerate, when a forced regeneration is needed and when it is a fault. 15 October 2026](https://www.reprogramacionesmbv.com/en/blog/dpf-warning-light/)