If both the high and the low side are below these readings then you may need to add refrigerant.
Air conditioning diagnostic software.
Restart the engine and turn on the air conditioning.
5ft 3 way ac diagnostic manifold gauge set for freon charging fits r134a r12 r22 and r502 refrigerants with acme adapter and can tap for automotive car air conditioning by orion motor tech 28 99 28.
Though every air conditioning system will vary you want to see the high side pressure around 20 psi and the low side around 40 psi.
The check this then this then that in a stepwise manner allows us to start with the simple easy to fix and work toward the more advanced and usually more expensive problems.
Observe the pressure readings.
Shop for professional hvac hardware like deep vacuum pumps and twin turbo refrigerant recovery systems or you can shop for tools like swagging punches gauges and couplers.
This pc based program is an air conditioning hvac vehicle service interactive software.
After a quick install of the lgmv wi fi module technicians can review diagnostic information and graph data values to help troubleshoot any issue with ease.
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The hvac climate control troubleshooter diagnostic and repair software download is loaded with codes diagrams interactive pressure analysis wiring diagram and more.