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Low Temperature Protection Control

When Intake Sensor Detects That Front Evaporator Fin Temperature Is 2.5°C (37°F) Or Less, A/C Auto Amp. Requests Ecm To Turn Compressor Off, And Stops The Compressor.

Fig 1: Low Temperature Protection Control Function Graph
Courtesy of NISSAN NORTH AMERICA, INC.
When The Front Evaporator Fin Temperature Returns To 5.0°C (41°F) Or More, The Compressor Is Activated.