Nissan Versa

 Sedan Service Manual

Ventilation, heater & air conditioner » Heater & air conditioning control system (HAC)
Manual air conditioning system

MANUAL AIR CONDITIONING SYSTEM : System Diagram

MANUAL AIR CONDITIONING SYSTEM : System Description

• The manual air conditioning system is controlled by a sequence of functions from the front air control, BCM, ECM, and IPDM E/R.
• The fan speed of the front blower motor is changed by the combination of the fan control dial (fan switch) operation and blower resistor control.

• Manual air conditioning system : Compressor Control
• Manual air conditioning system : Door Control

Precautions

Manual air conditioning system

Diagnosis and repair workflow

Operation inspection

A/C On signal

Blower fan on signal

A/C Indicator

Front blower motor

Magnet clutch

Insufficient cooling

Insufficient heating

Compressor does not operate

Front air control

Refrigerant pressure sensor

Blower fan resistor

Intake door cable

Mode door cable

Air mix door cable