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MB Paul
MB Paul, Mercedes Technician
Category: Mercedes
Satisfied Customers: 3567
Experience:  Qualified Mercedes Benz Diagnostic Technician - 20+ years experience - Workshop Foreman for Mercedes
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Ran out of DEF, engine shut down I filled the DEF, it will

Customer Question

Ran out of DEF, engine shut down I filled the DEF, it will not start. how do I get it to start?
JA: Have you checked the battery, particularly the terminal connections? Are they corroded?
Customer: No, the batteries' are all okay. The MIL and regen symbol are all illuminated.
JA: What is the model/year of your Mercedes?
Customer: 2012 Sprinter
JA: Are you fixing your Sprinter yourself? What have you tried so far?
Customer: Refilled the DEF
JA: Anything else you want the mechanic to know before I connect you?
Customer: I ran dry and shut down
Submitted: 8 months ago.
Category: Mercedes
Expert:  Eric replied 8 months ago.


Did you refill the DEF fluid all the way to full?