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Mazda CX-5 Service & Repair Manual: Air Intake Control [Full Auto Air Conditioner]

Mazda CX-5 Service & Repair Manual / HVAC / A/C / Air Intake Control [Full Auto Air Conditioner]

Purpose

Function

Air intake automatic control

1. Calculates the cabin temperature value based on the ambient temperature and sunlight intensity.

2. Compares the calculated cabin temperature value and current cabin temperature.

3. Determines the air intake mode.


Air intake manual control


Air intake mode

REC switch operation

FRESH

Fixed to FRESH when the FRESH switch is turned on during REC mode

REC

Fixed to REC when the RECIRCULATE switch is turned on during FRESH mode


REC mode control under severe heat

Correction

Construction


Input device

Control part

Output device

  • Recirculate switch (climate control unit)

  • Fresh switch (climate control unit)

  • Defroster switch (climate control unit)

  • Ambient temperature sensor

  • Passenger compartment temperature sensor

  • Solar radiation sensor

  • Refrigerant pressure sensor

  • Climate control unit

  • PCM

  • Instrument cluster

  • Air intake actuator

  • Air intake door


Operation

1. The climate control determines the air intake mode based on the operations of the REC, FRESH, defroster switches and signals from each sensor which changes according to the vehicle environment.

2. The climate control unit drives the air intake actuator according to the result of the air intake mode determination and corrections.


Air Intake Actuator [Manual Air Conditioner]
Purpose The air intake actuator moves the air intake door in the blower unit to switch the air intake port. Function The air intake actuator drives the motor based on the signal ...

Air Mix Actuator Inspection [Full Auto Air Conditioner]
CAUTION: If the lever position exceeds the operation range shown in the figure, the circuit in the actuator could be damaged. Always perform an actuator operation inspection with the lev ...

Other materials:

Seat Track Position Sensor [Two Step Deployment Control System]
Purpose The seat track position sensor detects the front and back positions of the driver seat. Function The seat track position sensor converts the seat position into an electrical signal and sends it to the SAS control module. Construction The seat track posi ...

Afs Off Indicator Light
Purpose The AFS OFF indicator light notifies the user that the AFS is stopped or a malfunction occurs in the AFS. Function The AFS OFF indicator light illuminates when the AFS is stopped and flashes when a malfunction occurs in the AFS. Construction When the mi ...

Front Console Removal/Installation
CAUTION: Affix protective tape to the position shown in the figure. 1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Decoration panel. b. Shift lever knob (MTX). c. Front console box. d. Shift panel. e. Upper panel. f. Rear console. g. ...

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