Your Vehicle: 2009 Nissan-Datsun Altima V6-3.5L (VQ35DE)
 
Vehicle » Powertrain Management » Computers and Control Systems » Description and Operation » Air Conditioning Cut Control » System Description  
 
 
  System Description  
 

AIR CONDITIONING CUT CONTROL

System Description

INPUT/OUTPUT SIGNAL CHART

  

SYSTEM DESCRIPTION
This system improves engine operation when the air conditioner is used.
Under the following conditions, the air conditioner is turned OFF.

  • When the accelerator pedal is fully depressed.
  • When cranking the engine.
  • At high engine speeds.
  • When the engine coolant temperature becomes excessively high.
  • When operating power steering during low engine speed or low vehicle speed.
  • When engine speed is excessively low.
  • When refrigerant pressure is excessively low or high.