Own a BMW diesel? Regular diagnostics checks are essential to ensure the glowplug system and thermostats are working properly otherwise you will run into DPF problems.
Here we have a BMW 530D booked in for diagnostics and Engine Carbon Clean with no apparent running issues. 📊 Diagnostics showed 10 engine codes with a mixture of DPF, turbo and glowplug codes. Once documented and cleared all 6 glow plug codes reappeared which is a sign that the