Chevrolet Spark manuals

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:

Theft Deterrent Horn Inspection
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Trunk end trim. b. Rear scuff plate (RH). c. Trunk side trim (RH). d. Theft-deterrent horn. 3. Apply battery positive voltage to horn terminal A, and connect the horn retaining bolt to ground as shown in the f ...

Refrigerant Pressure Sensor [Full Auto Air Conditioner]
Purpose The refrigerant pressure sensor detects the refrigerant pressure in the refrigerant cycle. Function The refrigerant pressure sensor converts the detected refrigerant pressure to an electric signal and sends it to the PCM. Construction The refriger ...

Rear Door Garnish Removal/Installation
WARNING: Using a utility knife with bare hands can cause injury. Always wear gloves when using a utility knife. Front 1. Using a tape-wrapped fastener remover, remove clips A in the direction of arrow (1), (2) shown in the figure. 2. Remove the double-sided adhesive tape in the ...

© 2016-2022 Copyright www.mcx5.org