is it normal for ac line pressure to go up when ac is off?

Asked by May 12, 2012 at 09:54 PM about the 2006 Hyundai Elantra

Question type: Maintenance & Repair

i used a can from autozone that has a guage on it to recharge my ac.  with ac on max and fan on high pressue is in the green and at proper psi. when system is off pressure rises to red is this normal?

1 Answer

3,800

yes it is norml for the low side pressure to rise when the system is off. the high side pressure drops at the same time and the pressures will equalize on both sides of the system. usually somewhere around 80 psi

1 of 1 people found this helpful.

Your Answer

Hyundai Elantra Experts

  • #1
    pittgirl
    Reputation
    2,020
  • #2
    Carrie Shelton
    Reputation
    1,390
  • #3
    Pirdman
    Reputation
    1,170
View All

Related Models For Sale

Used Hyundai Sonata
787 Great Deals out of 54,593 listings starting at $1,500
Used Honda Civic
695 Great Deals out of 64,157 listings starting at $999
Used Toyota Corolla
871 Great Deals out of 59,960 listings starting at $850
Used Toyota Camry
938 Great Deals out of 90,039 listings starting at $300
Used Honda Accord
1,085 Great Deals out of 65,757 listings starting at $561
Used Hyundai Accent
226 Great Deals out of 12,624 listings starting at $1,995
Used Nissan Altima
1,081 Great Deals out of 78,383 listings starting at $1,500
Used Kia Optima
446 Great Deals out of 32,454 listings starting at $2,450
Used Mazda MAZDA3
370 Great Deals out of 26,608 listings starting at $899
Used Ford Focus
732 Great Deals out of 57,442 listings starting at $1,150
Used Ford Fusion
952 Great Deals out of 64,707 listings starting at $888
Used Nissan Sentra
703 Great Deals out of 51,631 listings starting at $600

Used Cars For Sale

2018 Hyundai Elantra For Sale
28,242 listings starting at $10,699
2017 Hyundai Elantra For Sale
132 Great Deals out of 8,724 listings starting at $8,888
2016 Hyundai Elantra For Sale
85 Great Deals out of 2,696 listings starting at $7,877
2015 Hyundai Elantra For Sale
110 Great Deals out of 2,657 listings starting at $7,608
2014 Hyundai Elantra For Sale
86 Great Deals out of 1,899 listings starting at $6,295

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.