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VW Crafter & Transporter: P207F/P204F Countdown Won’t Clear
VW Crafter and Transporter (T6/T6.1) owners often see P207F (AdBlue quality/performance) or P204F (SCR efficiency) with a stubborn “No start in XXX miles” countdown. You top up the tank, drive a while… and the warning stays. This guide explains why the countdown won’t clear, the checks you can do on…
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SPN 4354 Explained — DEF Line Heater 1 for Van Workshops
SPN 4354 Explained: DEF Line Heater 1 for Van Workshops If you’ve scanned a van showing SPN 4354 FMI 5, 6, or 18, it means the system can’t heat AdBlue fast enough. Known as “DEF Line Heater 1 Fault,” this issue often causes cold-start dosing errors and countdown warnings. Here’s…
Ford Transit/Custom P207F: AdBlue Quality/Performance Fix
Ford Transit and Transit Custom vans throw the P207F code when the ECU thinks AdBlue (DEF) quality or performance is poor. Drivers see “Service AdBlue”, rising consumption, and sometimes a countdown to no-start. This guide shows you what P207F really means, what to check on the driveway, and when to…