nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

Air Door, HVAC > < Wheels/Tires - Accessory Wheel Lock Installation/Removal|Page 7215
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Air Conditioning Switch: Description and Operation

Radiator Fan Control Inputs And Outputs

PURPOSE

The A/C input signal(s) allow the Engine Control Module (ECM) to control the radiator fan relay(s).

OPERATION

The ECM will take inputs from the A/C switch on the dash, the Thermal Control Amplifier and the A/C Triple Pressure Switch to determine
whether the radiator fan should be off, low speed or high speed.

Air Door, HVAC > < Wheels/Tires - Accessory Wheel Lock Installation/Removal|Page 7215