When intake sensor detects that front evaporator fin temperature is 2.5 deg. C (37 deg. F) or less, A/C Auto Amp. requests ECM to turn compressor OFF, and stops the compressor.
Courtesy of NISSAN NORTH AMERICA, INC.
When the front evaporator fin temperature returns to 5.0 deg. C (41 deg. F) or more, the compressor is activated.