cooling MAZDA 6 2002 Suplement Manual Online

U–10
BASIC SYSTEM
A/C UNIT REMOVAL/INSTALLATIONA6E8516611302011. Disconnect the negative battery cable.
2. Discharge the refrigerant from the system.
3. Drain the engine coolant.
4. Remove the dashboard.
5. Remove the theft-deterrent control module.
Caution
•If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and
abnormal noise will occur. Always immediately plug open fittings after removing any refrigeration
cycle parts to keep moisture or foreign material out of the cycle.
6. Remove in the order indicated in the table. Do not allow compressor oil to spill.
.
BASIC SYSTEM
1
L.H.D.R.H.D.
3
2
R
R
N·m {kgf·cm, in·lbf} 6.86—9.80
{70.0—99.9,
60.8—86.7}
R
R
3
2
1
4
A6E85162001
1 Heater hose
2 Cooler pipe No.4 (L.H.D.) or cooler pipe No.5
(R.H.D.)
(See U–13 REFRIGERANT LINES REMOVAL/
INSTALLATION) (R.H.D.)
(See U–13 REFRIGERANT LINES REMOVAL/
INSTALLATION)3 Cooler pipe No.3
(See U–13 REFRIGERANT LINES REMOVAL/
INSTALLATION) (R.H.D.)
(See U–13 REFRIGERANT LINES REMOVAL/
INSTALLATION)
4A/C unit
(See U–11 A/C Unit Installation Note)

BASIC SYSTEM
U–11
U
7. Install in the reverse order of removal.
8. Perform the refrigerant system performance test.
A/C Unit Installation Note
1. When installing a new A/C unit or evaporator, add a supplemental amount of ATMOS GU10 compressor oil into
the refrigerant cycle.
Supplemental amount (approximate quantity)
40 ml {40 cc, 1.4 fl oz}
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A/C COMPRESSOR REMOVAL/INSTALLATIONA6E8516614502011. Disconnect the negative battery cable.
2. Discharge the refrigerant from the system.
3. Remove the right side splash shield.
4. Loosen the drive belt and remove it.
Caution
•If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and
abnormal noise will occur. Always immediately plug open fittings after removing any refrigeration
cycle parts to keep moisture or foreign material out of the cycle.
5. Remove in the order indicated in the table. Do not
allow compressor oil to spill.
.
6. Install in the reverse order of removal.
7. Adjust the drive belt.
8. Perform the refrigerant system performance test.
A/C Compressor Installation Note
1. Remove the following amount of compressor oil from the new A/C compressor when replacing the A/C
compressor.
Compressor oil to be removed (approximate quantity)
150 ml {150 cc, 5.07 fl oz} – [compressor oil from old A/C compressor + 15 ml {15 cc, 0.5 fl oz}]
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1 Cooler hose (HI)
(See U–13 REFRIGERANT LINES REMOVAL/
INSTALLATION)
2 Cooler hose (LO)
(See U–13 REFRIGERANT LINES REMOVAL/
INSTALLATION)
3 Magnetic clutch connector
4A/C compressor
(See U–11 A/C Compressor Installation Note)
4
3
1
2
N·m {kgf·cm, in·lbf} 6.86—9.80
{70.0—99.9,
60.8—86.7}
R
R
6.86—9.80
{70.0—99.9,
60.8—86.7}
17.6—26.5 N·m
{1.80—2.70 kgf·m,
13.0—19.5 ft·lbf}
A6E85162005

U–12
BASIC SYSTEM
CONDENSER REMOVAL/INSTALLATIONA6E8516614802011. Disconnect the negative battery cable.
2. Discharge the refrigerant from the system.
3. Remove the shroud panel.
Caution
•If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and
abnormal noise will occur. Always immediately plug all open fittings after removing any
refrigeration cycle parts to keep moisture or foreign material out of the cycle.
4. Remove in the order indicated in the table. Do not
allow compressor oil to spill.
.
5. Install in the reverse order of removal.
6. Perform the refrigerant system performance test.
Condenser Installation Note
1. When installing a new condenser, add a supplemental amount of ATMOS GU10 compressor oil inlet the
refrigerant cycle.
Supplemental amount (approximate quantity)
35 ml {35 cc, 1.2 fl oz}
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1 Cooler pipe No.1
(See U–13 REFRIGERANT LINES REMOVAL/
INSTALLATION)
(See U–13 REFRIGERANT LINES REMOVAL/
INSTALLATION)
2 Cooler pipe No.2
(See U–13 REFRIGERANT LINES REMOVAL/
INSTALLATION)
(See U–13 REFRIGERANT LINES REMOVAL/
INSTALLATION)
3 Condenser
(See U–12 Condenser Installation Note)
N·m {kgf·cm, in·lbf}
R
3
1
2
6.86—9.80
{70.0—99.9, 60.8—86.7}
R
A6E8516W013

BASIC SYSTEM
U–13
U
REFRIGERANT LINES REMOVAL/INSTALLATIONA6E8516614602011. Remove the battery.
2. Discharge the refrigerant from the system.
3. Remove the washer tank.
4. Remove the air cleaner cover, air cleaner element and air cleaner case. (See F2–36 INTAKE-AIR SYSTEM
REMOVAL/INSTALLATION.)
5. Remove the sedimentor.
6. Remove the No.3 engine mount.
7. Remove the water heater unit.
8. Remove the shroud panel.
9. Remove the right splash shield.
Caution
•If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and
abnormal noise will occur. Always immediately plug all open fittings after removing any
refrigeration cycle parts to keep moisture or foreign material out of the cycle.
10. Remove in the order indicated in the table. Do not allow compressor oil to spill.
11. Install in the reverse order of removal.

TD–1
TD
TDTECHNICAL DATA
TECHNICAL DATA............................................. TD-2
ENGINE ............................................................ TD-2
LUBRICATION SYSTEM .................................. TD-2
COOLING SYSTEM .......................................... TD-3
FUEL AND EMISSION CONTROL
SYSTEM ........................................................ TD-3
ENGINE ELECTRICAL SYSTEM ..................... TD-4
CLUTCH............................................................ TD-4
MANUAL TRANSAXLE ..................................... TD-4
AUTOMATIC TRANSAXLE............................... TD-5
PROPELLER SHAFT ........................................ TD-5
FRONT AND REAR AXLE ................................ TD-6
STEERING SYSTEM ........................................ TD-6
BRAKING SYSTEM .......................................... TD-7
SUSPENSION................................................... TD-7
BODY ELECTRICAL SYSTEM ......................... TD-8
HEATER AND AIR CONDITIONER
SYSTEMS ...................................................... TD-9

TECHNICAL DATA
TD–3
TD
Recommended engine oil
Note
•The maintenance intervals on scheduled maintenance table (See GI–8 SCHEDULED MAINTENANCE
TABLE) can only be supported with the use of following oils.
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COOLING SYSTEMA6E931001001203
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FUEL AND EMISSION CONTROL SYSTEMA6E931001001204
*1: Excludes temporary idle speed drop just after the electrical loads are turned on.
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ItemSpecification
Diesel engine
MZR-CD (RF Turbo)
Engine oil GradeAPI CF CD, CE, CF-4
ACEA B1 or B3
B3B3 or B4
Viscosity (SAE) 5W-30 10W-40 5W-30, 10W-30
RemarksMazda genuine Dexelia oil e.g. —
ItemSpecification
Diesel engine
MZR-CD (RF Turbo)
Coolant capacity (L {US qt, Imp qt}) 9.0 {9.5, 7.9}
Radiator capCap valve opening pressure
94—122
{0.96—1.24, 13.7—17.6}
(kPa {kgf/cm
2, psi})
ThermostatType Wax, bottom-bypass
Initial-opening temperature (°C {°F})80—84
{176—183}
Full-opening temperature (°C {°F}) 95 {203}
Full-open lift (mm {in}) More than 8.5 {0.33}
Cooling fan Motor Current (A)4.4—7.4 (Cooling fan motor No.1)
6.3—9.3 (Cooling fan motor No.2)
ItemEngine
L3 (4WD)
Idle speed
*1(rpm) 650—750 (700±50)
ItemEngine
MZR-CD (RF Turbo)
Idle speed (rpm) 725—825 (775±50)
Idle-up speed (rpm) When A/C is operated 725—825 (775±50)
Boost relief pressure (kPa {mmHg, inHg}) Approx. –14.5 {–108, –4.27}

ST–1
ST
STSPECIAL TOOLS
SPECIAL TOOLS................................................. ST-2
ENGINE .............................................................ST-2
LUBRICATION SYSTEM ...................................ST-2
COOLING SYSTEM ........................................... ST-2
FUEL AND EMISSION CONTROL SYSTEM .... ST-3
CLUTCH.............................................................ST-3
MANUAL TRANSAXLE ...................................... ST-3
AUTOMATIC TRANSAXLE................................ ST-3
PROPELLER SHFT ........................................... ST-4
FRONT AND REAR AXLE ................................. ST-4
STEERING SYSTEM .........................................ST-7
BRAKING SYSTEM ........................................... ST-7
SUSPENSION.................................................... ST-7
BODY ................................................................. ST-7
BODY ELECTRICAL SYSTEM .......................... ST-8

ST–2
SPECIAL TOOLS
ENGINEA6E941001001205
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LUBRICATION SYSTEMA6E941001001206
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COOLING SYSTEMA6E941001001207
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SPECIAL TOOLS
49 S120 710
Coupling flange
holder 49 G033 107A
Dust cover
installer49 S120 215B
Pulley puller
49 G011 106
Camshaft pulley
puller49 S013 1A1
Compression
gauge set49 B010 002
Oil seal installer
49 G012 0A0
Tappet adjust
wrench set49 G011 105
Crankshaft lock
tool49 U027 003
Oil seal installer
WDS 49 E017 5A0
Engine support
set
—
49 0187 280A
Oil pressure
gauge
——
49 9200 145
Radiator cap
tester adapter
set——