Audi A6 AC blowing warm air & temp,gauge rising warning light says check coolant but coolant is full

Asked by GuruWKM9K May 16, 2018 at 11:47 AM about the 2008 Audi A6 3.2 quattro Sedan AWD

Question type: Maintenance & Repair

2008 Audi A6. Drove 3 miles & AC began blowing warm air, then cool then
only warm.  3 beepsmthen warning light came on saying turn engine off &
check coolant. Car was towed to mechanic where it’s been blowing cold air
since. Mechanic said he wants to drain & clean radiator & put dye in coolant
to see if there’s any tiny cracks but couldn’t find anything else. I’m afraid it will
jhappen again on highway.  Please help,if anyone knows what’s it might really
be. Thanks!

1 Answer

It happen to mine 2010 Audi A6, it was the temperature control sensor, if not that it may be the thermostat.

Your Answer:

CarGurus Experts

  • #1
    Deathjam4
    Reputation
    520
  • #2
    a6_er22s_2005
    Reputation
    340
  • #2
    Josh l
    Reputation
    340
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Audi A4
36 Great Deals out of 700 listings starting at $3,999
Used BMW 5 Series
26 Great Deals out of 318 listings starting at $4,500
Used Audi S6
3 Great Deals out of 20 listings starting at $22,990
Used Audi A8
32 listings starting at $11,495
Used Audi A5
12 Great Deals out of 174 listings starting at $6,977
Used Mercedes-Benz E-Class
38 Great Deals out of 505 listings starting at $5,700
Used BMW 3 Series
72 Great Deals out of 1,174 listings starting at $1,995
Used Audi S4
8 Great Deals out of 84 listings starting at $12,995
Used Audi Q7
22 Great Deals out of 486 listings starting at $7,190
Used Audi S5
120 listings starting at $9,995
Used Audi Q5
70 Great Deals out of 2,198 listings starting at $5,995
Used Mercedes-Benz C-Class
86 Great Deals out of 1,422 listings starting at $3,499

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.