fast idle

Asked by ABCCEM1950 Jul 17, 2018 at 12:25 AM about the 2014 Lincoln MKT EcoBoost AWD

Question type: Maintenance & Repair

Very hot day-100 degrees  air conditioning on--very fast idle-why?

2 Answers

43,910

That's normal for all vehicles to idle faster with the A/C on. This helps provide extra power to the A/C compressor and the engine stays cooler with water pump running faster. Check your tachometer. If it's idling over 1000 rpms then maybe that's a bit too fast. Base idle is probably 650 rpms.

1 people found this helpful.

Your Answer:

CarGurus Experts

  • #1
    GuruX4QCP
    Reputation
    420
  • #2
    ZiyadAhmed23
    Reputation
    410
  • #3
    Timothy Bliler
    Reputation
    290
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Lincoln MKX
99 listings starting at $6,598
Used Lincoln Navigator
10 Great Deals out of 172 listings starting at $9,869
Used Lincoln MKS
6 listings starting at $3,995
Used Lincoln MKC
5 Great Deals out of 74 listings starting at $8,990
Used Lincoln MKZ
5 Great Deals out of 56 listings starting at $3,999
Used Ford Explorer
86 Great Deals out of 2,065 listings starting at $2,999
Used Lexus LS
27 listings starting at $9,995
Used Ford F-150
321 Great Deals out of 14,968 listings starting at $1,712
Used Ford Flex
6 Great Deals out of 93 listings starting at $4,000
Used Honda Pilot
40 Great Deals out of 1,271 listings starting at $4,495

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.