Top 7 Warning Signs Your AdBlue System Is About to Fail

person's hand on steering wheel

When your AdBlue warning light comes on, it’s not just a small nuisance — it’s your van’s way of saying something inside the SCR system is going wrong. Leave it too long and the dash countdown could drop to “0 miles until no start.” Here are the key symptoms to look out for and how […]

P204F Fault: AdBlue System Performance Issues & Mobile Fixes

black Audi R8 parked beside road

The P204F fault code appears when the ECU detects poor performance in the AdBlue system. It’s a general warning that something in the SCR process isn’t working — from pressure and dosing to temperature or sensor feedback. Here’s what causes it and how we fix it on-site. What does P204F mean? The full description of […]