The warning light will remain on every time you restart the car until you refill the AdBlue tank. Manufacturers haven’t yet settled on a standardised graphic for their AdBlue warnings in cars.

Problem: DEF Contamination. Dirt, rust and other particles can cause abrasion on internal components. Having too much or too ...

If the warning light, showing an exclamation sign in a circle with a line through it ... Modern diesel cars use an additive, called AdBlue, which is injected into the exhaust where it reacts with ...

Some giveaways you may have spotted are a light blue cap for the AdBlue tank, which may be positioned next to the regular black diesel one, or a warning message on your car's instrument display ...

The DEF warning light usually turns on or flashes to indicate ... Both work with all UREA DEF/ AdBlue® fluids and will not void manufacturers’ new vehicle warranties. Rislone products are ...