Ultimate Guide to Adding DEF Fluid to Your Mercedes Sprinter

When should I check the DEF fluid level?

You should regularly check the DEF fluid level to avoid starting problems.

Where can I add DEF fluid to my Mercedes Sprinter?

You can add DEF fluid by popping the hood and accessing the reservoir cap.

How should I dispense DEF fluid?

Poke three holes on top of the container for quick dispensing, using a pick to avoid plastic shavings.

Can I use DEF fluid in all Mercedes vehicles?

The fluid is suitable for all selective catalyst reduction equipped motors, including Mercedes vehicles.

Where can I top off DEF fluid?

Options include major trucking centers, gas stations, and refilling containers.

What should I do if there is a spill while adding DEF fluid?

Clean up spills immediately to avoid damage to the system.

Do I need to visit a dealer to detect DEF fluid level after adding 5 gallons?

No, the level can be detected without a dealer visit.

Why is it important to put the cap back on before cleaning spills?

To avoid system damage and ensure proper functioning.

How much does DEF fluid cost per gallon?

It is a cost-effective option at less than three dollars per gallon.

What happens if the DEF fluid runs very low on older Mercedes Sprinter models?

The vehicle may not start, so it's crucial to maintain an adequate level.