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Workshop advice and SMotors news: servicing and faults in Audi, VW, Skoda and Seat cars.

1. Mechanics·October 29, 2026

   Check engine light: what it means and what to do when it stays on or flashes

   Check engine light on or flashing? Find out when to stop, what P0300 and P0420 mean, how EPC differs, and what diagnostics and the Polish roadworthiness inspection involve.

2. Exhaust·October 29, 2026

   DPF warning light: what it means and when a regeneration drive can help

   DPF warning light on? Find out when a regeneration drive can help, what a flashing glow plug light means in VW, Audi, Skoda and SEAT cars, and when to book diagnostics.