Mazda 3 manuals

Mazda 3 Service Manual: Heater, Ventilation And Air Conditioning

Mazda 3 Service Manual / HVAC / A/C / Heater, Ventilation And Air Conditioning

Abbreviation


A/C

Air Conditioning


Features

Specifications

Full-auto air conditioner

Basic system


Item

Specification

Heating capacity

(kW {kcal/h})

5.630 {4,841}

Cooling capacity

(kW {kcal/h})

5.100 {4,385}

Refrigerant

Type

HFC‐134a

Regular amount

(approx. quantity)

(g {oz})

455—505 {16.1—17.8}

A/C compressor

Type

Swash plate

Discharge capacity

(ml {cc, fl oz})

183 {183, 6.19} (MZR 2.3 DISI Turbo, MZR 2.5)

160 {160, 9.76} (SKYACTIV-G 2.0)

Max. allowable speed

(rpm)

8,000

Lube oil

Type

FD46XG

Sealed volume

(approx. quantity)

(ml {cc, fl oz})

120 {120, 4.06} (MZR 2.3 DISI Turbo, MZR 2.5)

100 {100, 6.10} (SKYACTIV-G 2.0)

Condenser

Type

Multiflow (sub-cooling type)

Radiated heat

(kW {kcal/h})

6.650 {5,718} (MZR 2.5, SKYACTIV-G 2.0)

7.400 {6,363} (MZR 2.3 DISI Turbo)

Receiver/drier capacity

(ml {cc, fl oz})

180 {180, 6.08}

Desiccant

Synthetic zeolite

Expansion valve

Type

External equalizing type

Evaporator

Type

Double‐tank drawn cup

Temperature control

Reheat full air mix type


Control system


Item

Specification

Airflow volume

(during heater operation)

Blower motor

(m3/h)

310

Electricity consumption

(during heater operation)

Blower motor

(W)

251

Airflow volume (during air conditioner operation)

Blower motor

(m3/h)

550

Electricity consumption (during air conditioner

operation)

Blower motor

(W)

290

Magnetic clutch

(W)

48

Magnetic clutch clearance

(mm {in})

0.35—0.65 {0.014—0.025}

Fan type

Blower motor

Sirocco fan

Refrigerant pressure sensor

Type

Capacitance type

Sensor operation

(See REFRIGERANT PRESSURE SENSOR CONSTRUCTION [FULL-AUTO AIR CONDITIONER].)

Sensor

Solar radiation sensor

Photodiode

Ambient temperature sensor

Thermistor

Passenger compartment temperature sensor

Evaporator temperature sensor

Actuator

Air intake actuator

Sliding contact type

Air mix actuator

Potentiometer type

Airflow mode actuator


Manual air conditioner

Basic system


Item

Specification

Heating capacity

(kW {kcal/h})

5.630 {4,841}

Cooling capacity

(kW {kcal/h})

5.100 {4,385}

Refrigerant

Type

HFC‐134a

Regular amount

(approx. quantity)

(g {oz})

455—505 {16.1—17.8}

A/C compressor

Type

Swash plate

Discharge capacity

(ml {cc, fl oz})

183 {183, 6.19} (MZR 2.0, MZR 2.5)

160 {160, 9.76} (SKYACTIV-G 2.0)

Max. allowable speed

(rpm)

8,000

Lube oil

Type

FD46XG

Sealed volume

(approx. quantity)

(ml {cc, fl oz})

120 {120, 4.06} (MZR 2.0, MZR 2.5)

100 {100, 6.10} (SKYACTIV-G 2.0)

Condenser

Type

Multiflow (sub-cooling type)

Radiated heat

(kW {kcal/h})

6.650 {5,718}

Receiver/drier capacity

(ml {cc, fl oz})

180 {180, 6.08}

Desiccant

Synthetic zeolite

Expansion valve

Type

External equalizing type

Evaporator

Type

Double‐tank drawn cup

Temperature control

Reheat full air mix type


Control system


Item

Specification

Airflow volume

(during heater operation)

Blower motor

(m3/h)

310

Electricity consumption

(during heater operation)

Blower motor

(W)

251

Airflow volume (during air conditioner operation)

Blower motor

(m3/h)

550

Electricity consumption (during air conditioner

operation)

Blower motor

(W)

290

Magnetic clutch

(W)

48

Magnetic clutch clearance

(mm {in})

0.35—0.65 {0.014—0.025}

Fan type

Blower motor

Sirocco fan

Refrigerant pressure sensor

Type

Capacitance type

Sensor operation

(See REFRIGERANT PRESSURE SENSOR CONSTRUCTION [MANUAL AIR CONDITIONER].)

Sensor

Evaporator temperature sensor

Thermistor


Fan Switch Inspection [Manual Air Conditioner]
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Upper panel. b. Shift lever knob (MTX). c. Selector lever knob (ATX). d. Shift panel. e. Side wall. f. Consol ...

Magnetic Clutch Adjustment [Full Auto Air Conditioner]
1. Measure the clearance around the entire circumference between the pressure plate and A/C compressor pulley using a thickness gauge. 2. Verify the clearance. If not within the specif ...

Other materials:

Engine Oil Level Inspection [Mzr 2.0, Mzr 2.5]
1. Position the vehicle on level ground. 2. Warm up the engine. 3. Stop the engine and allow at least 5 min before continuing. 4. Remove the dipstick, wipe it cleanly, and reinstall it fully. 5. Remove the dipstick and verify that the oil level is between the F and L marks on the dipstick. ...

Oil Seal (Differential) Replacement [C66 M R]
1. Remove the aerodynamic under cover No.2 and the splash shield as a single unit.. 2. Drain the manual transaxle oil.. 3. Disconnect the drive shaft (LH) from the MTX.. 4. Disconnect the drive shaft (RH) from the joint shaft.. 5. Remove the joint shaft.. 6. Remove the oil seal (LH). ...

Active Command Modes Inspection [Blind Spot Monitoring (Bsm)]
1. Connect the M-MDS (IDS) to the DLC-2. 2. After the vehicle is identified, select the following items from the initialization screen of the IDS. a. Select “DataLogger”. b. Select “Modules”. c. Select “BSML” or “BSMR”. 3. Select the simulation items from the PID table. 4. Perform ...

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