Mazda 3 Service Manual: Heater, Ventilation And Air Conditioning
Abbreviation
|
A/C |
Air Conditioning |
Features
-
The full-auto air conditioner has been adopted for vehicles with SKYACTIV-G 2.0.
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:
Transaxle Oil Inspection [G66 M R]
1. Park the vehicle on level ground.
2. Remove the aerodynamic under cover No.2..
3. Remove the oil level plug and washer.
4. Verify that the oil is near the brim of the plug port.
If the oil level is lower than the low level, add the specified amount and
type of oil through the ...
Canister Vent (Cv) Solenoid Valve Inspection [Mzr 2.0, Mzr 2.5]
Except for Mexico
Airflow inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the CV solenoid valve..
4. Inspect airflow between the ports under the following conditions.
Measured condition
Continuity between A ...
Mass Air Flow (MAF) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Visual Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the MAF/IAT sensor connector.
4. Remove the MAF/IAT sensor..
5. Visually inspect the MAF/IAT sensor for the following:
Damage, cracks, soiling
Rusted sensor terminal
...