Air condition issues

2004 INFINITI QX56
200,000 MILES • 0.5L • V8 • 4WD • AUTOMATIC
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ROBERT SWAN
  • MEMBER
  • 8 POSTS
Air conditioning is blowing hot and cold air, and it takes a long time for the vehicle to cool off.
Jun 25, 2018 at 10:38 AM
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DANNY L
  • CERTIFIED EXPERT
  • 5,648 POSTS
Hello, I am Danny.

First, It would be great to verify if the A/C compressor is cycling with system on with engine running on MAX cool setting. Most systems now days have a cut-off switch that activates when the system is low on refrigerant. It does this to prevent the compressor from being damaged when system is low. Shops can add a UV dye to your system to check for leaks under UV light. If no leaks possible system need a recharge. Under hood decal shows A/C system capacity. Here is a link for you:

https://img.youtube.com/vi/4UjfQKvrB6Y/mqdefault.jpg

https://img.youtube.com/vi/uZrQCGwXfek/mqdefault.jpg

Also, here is your A/C system information.

Danny-
Jun 26, 2018 at 3:33 AM