Mercedes-Benz AdBlue Problems — Diagnosed & Fixed
Specialist AdBlue, SCR and NOx sensor repair for Mercedes-Benz diesel cars and vans across South East UK & London.
Mercedes — particularly Sprinter and Vito — are amongst the most common AdBlue jobs we see. The OM651 and OM642 engines have well-documented NOx and dosing issues that respond well to a proper diagnostic-led repair.
Common Mercedes-Benz AdBlue & SCR faults
- NOx sensor failure (very common on Sprinter)
- AdBlue pump assembly failure
- Crystallisation around the injector
- Limp mode + countdown on OM651 engines
Symptoms drivers report
- 'Refill AdBlue / No engine start in X miles'
- AdBlue light with Check Engine
- Sprinter going into restart restriction
Mercedes-Benz models we service
A-ClassC-ClassE-ClassS-ClassGLCGLESprinterVitoCitan
Our Mercedes-Benz repair approach
Xentry-level scanning, OE-spec parts, full coding and adaptation. Sprinter fleet work welcomed.
Mercedes-Benz AdBlue warning on? Let's get it sorted.
Mercedes-Benz AdBlue FAQs
Call us today. Sprinters in countdown territory need immediate attention before lockout.
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