☰
Login
Join
×
Ask a Question
Questions by Vehicle
Repair Topics
Testing / Diagnostics
Repair & Service Guides
Symptoms
Warning Lights
Trouble Codes
How It Works
Videos
Login
Become a Member
Home
Mercury
Montego
Climate Control
Air Conditioner
Charge Port
Location
low pressure port
2005 MERCURY MONTEGO
60,000 MILES • 6 CYL • FWD • AUTOMATIC
BUYDOSA
MEMBER
1 POST
how do I recognize the ac low pressure port from the high pressure port? Where are they?
Oct 28, 2009 at 7:28 AM
Advertisement
STRAILER
✓
Experienced Mechanic
55,627 POSTS
The high side port is smaller around than the high side. Here is a guide and some diagrams to help you get the job done.
https://www.2carpros.com/articles/air-conditioner-how-to-add-freon
and
https://www.2carpros.com/articles/re-charge-an-air-conditioner-system
and
https://www.2carpros.com/articles/how-a-car-air-conditioner-works
The low side port is on the tube or hose that comes from the firewall and goes to the compressor.
Please let us know if you need anything else to get the problem fixed.
Cheers, Ken
Images (Click to enlarge)
Sep 7, 2017 at 7:19 AM
🔧 Tools & Auto Repair Parts
Find automotive tools, diagnostic equipment, and replacement parts for your next repair.
Shop on Amazon →
Paid affiliate link. As an Amazon Associate, we earn from qualifying purchases.
Add a reply
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Add image or video
Ask a new question
Frequently Asked Problems for This Vehicle
Engine won't start
→
Air Conditioner — Not Working
→