Is DEF heat sensitive? Given that the DEF tank is under the hood, it must not be very sensitive. I have a significant space under the hood vacant where an auxiliary battery is optional, would be ide

Asked by GCRdurango Jun 12, 2019 at 01:43 PM about the 2018 Mercedes-Benz Sprinter 2500 144 V6 High Roof Crew Van 4WD

Question type: Maintenance & Repair

Is DEF heat sensitive?  Being in a tank under the hood as it is consumed
implies not at least over a short term.  Could it be stored in a container under
the hood then?

2 Answers


I own a 2012 Roadtrek RS Adventurous, a Class B RV, with two 6 volt deep cycle batteries under the hood....and the DEF tank is also under the problems at all. DEF is not heat sensitive otherwise the tank wouldn't be there.

1 people found this helpful.

hi markw. how do you like the 2012 RS. I am looking at one.. curious how many miles on it and what did you pay (ballpark) so i can gage what i should offer. thanks happy trails.

Your Answer:

Mercedes-Benz Sprinter Experts

  • #1
  • #2
  • #3
View All

Find great deals from top-rated dealers


Related Models For Sale

Used Mercedes-Benz Sprinter Cargo
3 Great Deals out of 126 listings starting at $12,800
Used Ford Transit Cargo
10 Great Deals out of 657 listings starting at $14,900
Used RAM ProMaster
206 listings starting at $13,995
Used Ford Transit Passenger
6 Great Deals out of 189 listings starting at $19,588
Used Mercedes-Benz Metris
30 listings starting at $19,500
Used Nissan NV Cargo
71 listings starting at $10,995
Used Chevrolet Express Cargo
13 Great Deals out of 209 listings starting at $2,995
Used Ford Transit Connect
18 Great Deals out of 494 listings starting at $5,499
Used Nissan NV Passenger
23 listings starting at $21,711
Used Ford F-150
109 Great Deals out of 8,350 listings starting at $3,970
Used Mercedes-Benz S-Class
7 Great Deals out of 170 listings starting at $8,988
Used Toyota Tacoma
21 Great Deals out of 610 listings starting at $1,038

Used Cars for Sale

2019 Mercedes-Benz Sprinter For Sale
34 listings starting at $51,821
2018 Mercedes-Benz Sprinter For Sale
5 listings starting at $63,900
2016 Mercedes-Benz Sprinter For Sale
10 listings starting at $41,800
2015 Mercedes-Benz Sprinter For Sale
4 listings starting at $36,900

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.