2002 MAZDA 6 brake

S–2
OUTLINE, EXTERIOR ATTACHMENT
OUTLINE OF CONSTRUCTIONA6E770201086201•The construction and operation of the body system is essentially carried over from that of the current Mazda6
(GG) model, except for the following features. (See Mazda6 Training Manual 3359-1*-02C)
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FEATURESA6E770201086202Improved Marketability
•A rear spoiler with a built in high-mount brake light has been adopted. (WGN)
•A roof rail has been adopted. (WGN)
•A tonneau cover with an attached net has been adopted. (WGN)
•A fixed rear seat cushion has been adopted. (4WD WGN)
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OUTLINEA6E772801092201•A rear spoiler with a built in high-mount brake light has been adopted.
•A roof rail has been adopted.
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STRUCTURAL VIEWA6E772801092202
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OUTLINE
EXTERIOR ATTACHMENT
1
2
A6E7728T101
1 Roof rail2 Rear spoiler

EXTERIOR ATTACHMENT
S–11
S
EXTRACTOR CHAMBER REMOVAL/INSTALLATIONA6E772851920201WGN
1. Remove the rear bumper.
2. Remove the left side trunk side trim.
3. Squeeze the clips with your fingers and remove
the extractor chamber from the vehicle side.
4. Install in the reverse order of removal.
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REAR SPOILER REMOVAL/INSTALLATIONA6E772851920202WGN
1. Disconnect the negative battery cable.
2. Remove the liftgate upper trim. (SeeS–23 LIFTGATE UPPER TRIM REMOVAL/INSTALLATION)
3. Remove the bolts and nuts.
4. Disconnect the high-mount brake light connector.
5. Disengage the pin A from the body, then remove
the rear spoiler.
6. Install in the reverse order of removal.
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ROOF RAIL REMOVAL/INSTALLATIONA6E7728517202011. Remove the headliner.
2. Remove the nuts.
3. Remove the roof rail.
4. Install in the reverse order of removal.
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EXTERIOR ATTACHMENT
EXTRACTOR
CHAMBER CLIP AA
A
A6E77281103
BOLT REAR SPOILER
HIGH-MOUNT BRAKE
LIGHT CONNECTOR
NUTPIN A
AA
N·m {kgf·cm, in·lbf} 7.8—9.8
{79—100, 68.8—86.7} 8.9—12.7 {90—130, 79—112}
A6A7728W104
ROOF RAIL
6.9—9.8 N·m
{70—100 kgf·cm,
60.8—86.7 in·lbf}NUT
A6A7728W105

TRIM
S–23
S
TRUNK END TRIM REMOVAL/INSTALLATIONA6E774468890201WGN
1. Pull the trunk end trim upward, then disengage
clips A and pins B from the body.
2. Remove the trunk end trim.
3. Install in the reverse order of removal.
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LIFTGATE UPPER TRIM REMOVAL/INSTALLATIONA6E774468930201WGN
Without rear spoiler
Caution
•Removing the liftgate upper trim by pulling on the middle section of the trim could damage the
high-mount brake light. When removing the trim, be sure to pull on the side edges of the trim only.
1. Pull the liftgate upper trim on the side edges
towards you, then disengage pins A from the
body.
2. Pull the middle section of the trim towards you
and disengage clips B and pin C from the body.
3. Remove the liftgate upper trim.
4. Install in the reverse order of removal.
With rear spoiler
1. Pull the liftgate upper trim toward you, then
disengage the pin A, C and clip B from the body.
2. Remove the liftgate upper trim.
3. Install in the reverse order of removal.
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AB
A
A
B
A
A
A B
TRUNK END TRIM
PIN B
CLIP A
A6A7744W108
AC B
AB
CLIP B
PIN A LIFTGATE UPPER TRIM
PIN C
A6A7744W109
ABAB
C
CLIP BPIN C LIFTGATE UPPER TRIM
PIN A
A6A7744W110

T–1
T
TBODY ELECTRICAL SYSTEM
OUTLINE................................................................ T-2
OUTLINE OF CONSTRUCTION ......................... T-2
FEATURES .......................................................... T-2
POWER SYSTEM................................................... T-2
STRUCTURAL VIEW........................................... T-2
MULTIPLEX COMMUNICATION SYSTEM............ T-3
OUTLINE ............................................................. T-3
STRUCTRURAL VIEW ........................................ T-3
SYSTEM WIRING DIAGRAM .............................. T-4
CAN SIGNAL-CHART.......................................... T-4
ON-BOARD DIAGNOSTIC FUNCTION............... T-6
EXTERIOR LIGHTING SYSTEM............................ T-8
OUTLINE ............................................................. T-8
STRUCTURAL VIEW........................................... T-8
INTERIOR LIGHTING SYSTEM............................. T-8
STRUCTURAL VIEW........................................... T-8
WIPER AND WASHER........................................... T-9
OUTLINE ............................................................. T-9
STRUCTURAL VIEW........................................... T-9
WARNING AND INDICATOR SYSTEM............... T-10
OUTLINE ........................................................... T-10
STRUCTURAL VIEW......................................... T-10
SYSTEM WIRING DIAGRAM ............................ T-11
THEFT-DETERRENT SYSTEM............................ T-11
OUTLINE ........................................................... T-11
INTRUDER SENSOR ........................................ T-11
AUDIO AND NAVIGATION SYSTEM.................. T-13
OUTLINE ........................................................... T-13
STRUCTURAL VIEW......................................... T-13
CRUISE CONTROL SYSTEM.............................. T-13
OUTLINE ........................................................... T-13
AIR BAG SYSTEM............................................... T-13
OUTLINE ........................................................... T-13
OUTLINE.............................................................. T-14
SUPPLEMENTAL SERVICE INFORMATION ... T-14
LOCATION INDEX............................................... T-15
POWER SYSTEM.............................................. T-15
EXTERIOR LIGHTING SYSTEM ....................... T-15
INTERIOR LIGHTING SYSTEM ........................ T-16
WIPER AND WASHER SYSTEM ...................... T-16
WARNING AND INDICATOR SYSTEM............. T-17
THEFT-DETERRENT SYSTEM ........................ T-17
AUDIO AND NAVIGATION SYSTEM ................ T-18
AIR BAG SYSTEM............................................. T-18
POWER SYSTEM................................................. T-19
RELAY LOCATION ............................................ T-19
RELAY INSPECTION ........................................ T-19
EXTERIOR LIGHTING SYSTEM.......................... T-20
REAR AUTO LEVELING SENSOR
REMOVAL/INSTALLATION ............................ T-20HIGH-MOUNT BRAKE LIGHT
REMOVAL/INSTALLATION ............................ T-20
INTERIOR LIGHTING SYSTEM........................... T-21
CARGO COMPARTMENT LIGHT
REMOVAL/INSTALLATION ............................ T-21
CARGO COMPARTMENT LIGHT
INSPECTION .................................................. T-22
WIPER AND WASHER......................................... T-22
REAR WIPER MOTOR
REMOVAL/INSTALLATION ............................ T-22
REAR WIPER MOTOR INSPECTION ............... T-22
REAR WIPER ARM AND BLADE
REMOVAL/INSTALLATION ............................ T-23
REAR WIPER ARM AND BLADE
ADJUSTMENT ................................................ T-24
REAR WASHER NOZZLE
REMOVAL/INSTALLATION ............................ T-24
REAR WASHER NOZZLE ADJUSTMENT ........ T-25
REAR WASHER HOSE
REMOVAL/INSTALLATION ............................ T-25
INTERMITTENT REAR WIPER RELAY
REMOVAL/INSTALLATION ............................ T-26
WARNING AND INDICATOR SYSTEM............... T-27
FUEL GAUGE SENDER UNIT
REMOVAL/INSTALLATION ............................ T-27
FUEL GAUGE SENDER UNIT INSPECTION.... T-28
THEFT-DETERRENT SYSTEM............................ T-29
INTRUDER SENSOR
REMOVAL/INSTALLATION ............................ T-29
AUDIO AND NAVIGATION SYSTEM.................. T-30
NOISE FILTER REMOVAL/INSTALLATION ..... T-30
CONDENSER REMOVAL/INSTALLATION ....... T-30
ANTENNA FEEDER LOCATION ....................... T-31
REAR ANTENNA FEEDER INSPECTION ........ T-31
AIR BAG SYSTEM............................................... T-32
SERVICE WARNINGS....................................... T-32
CURTAIN AIR BAG MODULE
REMOVAL/INSTALLATION ............................ T-35
AIR BAG MODULE AND PRE-TENSIONER
SEAT BELT DEPLOYMENT PROCEDURES. T-35
ON-BOARD DIAGNOSTIC
[MULTIPLEX COMMUNICATION SYSTEM].... T-39
MULTIPLEX COMMUNICATION SYSTEM ....... T-39
DTC TABLE ....................................................... T-41
PID/DATA MONITOR TABLE ............................ T-41
PROCEDURES FOR DETERMINING
THE LOCATION OF A MALFUNCTION ......... T-42
DTC U0073, U1900, U2516 ............................... T-45 FEATURES
SERVICE

T–2
OUTLINE, POWER SYSTEM
OUTLINE OF CONSTRUCTIONA6E810201088201•The construction and operation of the body electrical system is essentially carried over from that of the current
Mazda6 (GG) model, except for the following features. (See Mazda6 Training Manual 3359-1*-02C)
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FEATURESA6E810201088202Improved Safety
•There are two types of high-mount brake lights. (WGN)
Improved Marketability
•A cargo compartment light has been adopted. (WGN)
•The installation positions of the rear wiper and washer components have been changed. (WGN)
•A fuel gauge sender sub-unit has been adopted. (4WD)
•A 4WD indicator light, glow indicator light and sedimentor warning light have been adopted.
•The installation positions of the condenser and the noise filter have been changed. (WGN)
•An antenna feeder has been adopted. (WGN)
•A rear auto leveling sensor especially for the 4WD has been adopted. (4WD)
Improved Security
•A rear intruder sensor has been adopted. (WGN)
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STRUCTURAL VIEWA6E811067730201
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OUTLINE
POWER SYSTEM
2
1
A6E81101102
1 Seat warmer relay (with seat warmer)2 Glow relay (MZR-CD (RF Turbo) only)

T–4
MULTIPLEX COMMUNICATION SYSTEM
SYSTEM WIRING DIAGRAMA6E811155430203
.
End Of SieCAN SIGNAL-CHARTA6E811155430204
OUT: Output (sends signal)
IN: Input (receives signal)
1
2
67
3
8
4
5
ROAF AG
HG
2M2J2W
2X
9
10
CAN_L
CAN_H
A6E81111102
1PCM
2 DSC HU/CM (with DSC)
3 ABS (ABS/TCS) HU/CM (with ABS (ABS/TCS))
4 Data link connector-2
5 Instrument cluster
6 TCM (JA5AX-EL)7 4WD control module (4WD)
8Twist pair
9 2R (except MZR-CD (RF Turbo))
39 (MZR-CD (RF Turbo))
10 2U (except MZR-CD (RF Turbo))
13 (MZR-CD (RF Turbo))
SignalMultiplex module
PCM TCMABS (ABS/TCS)
HU/CM or
DSC HU/CM4WD control
moduleInstrument
cluster
Accelerator pedal position
(MZR-CD (RF Turbo))OUT IN IN–IN
Air induction type OUT–IN––
ATF temperature IN OUT–––
AT warning light conditions
(JA5AX-EL)IN OUT––IN
Battery reconnection
(except MZR-CD (RF
Turbo))OUT IN–––
Brake system configuration
(EBD/ABS/TCS/DSC)IN–OUT–IN
Brake system
statusABS IN–OUT––
EBD/ABS/
TCS/DSC––OUT IN IN
Brake system warning light
conditions (brake fluid level
sensor)––IN–OUT
Country OUT–IN––
Coupling torque (with
DSC)––IN OUT–
Coupling torque request
(with DSC)––OUT IN–

T–8
EXTERIOR LIGHTING SYSTEM, INTERIOR LIGHTING SYSTEM
OUTLINEA6E811201052201•In-vehicle-type high-mount brake light and rear spoiler type high-mount brake light have been adopted. (WGN)
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STRUCTURAL VIEWA6E811201052202
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STRUCTURAL VIEWA6E811401052201
.
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EXTERIOR LIGHTING SYSTEM
2
1
A6E8112T101
1 High-mount brake light (in-vehicle-type)2 High-mount brake light (rear spoiler type)
INTERIOR LIGHTING SYSTEM
FRONT
1
A6E81141001
1 Cargo compartment light

T–14
OUTLINE
SUPPLEMENTAL SERVICE INFORMATIONA6E810201088203•The following changes and/or additions have been made since publication of the Mazda6 Workshop Manual
(1730-1*-02C).
Relay
•Location has been changed.
•Inspection procedure has been modified.
Rear auto leveling sensor
•Removal/Installation procedure has been modified.
High-mount brake light
•Removal/Installation procedure has been modified.
Cargo compartment light
•Removal/Installation procedure has been modified.
•Inspection procedure has been modified.
Rear wiper motor
•Removal/Installation procedure has been modified.
•Inspection procedure has been modified.
Rear wiper arm and blade
•Removal/Installation procedure has been modified.
•Adjustment procedure has been modified.
Rear washer nozzle
•Removal/Installation procedure has been modified.
•Adjustment procedure has been modified.
Rear washer hose
•Removal/Installation procedure has been modified.
Intermittent rear wiper relay
•Removal/Installation procedure has been modified.
Fuel gauge sender unit
•Removal/Installation procedure has been modified.
•Inspection procedure has been modified.
Intruder sensor
•Removal/Installation procedure has been modified.
Noise filter
•Removal/Installation procedure has been modified.
Condenser
•Removal/Installation procedure has been modified.
Antenna feeder
•Location has been changed.
Rear antenna feeder
•Inspection procedure has been modified.
Curtain air bag module
•Removal/Installation procedure has been added.
Air bag module and pre-tensioner seat belt
•Deployment procedure has been modified.
On-board diagnostic
•Multiplex communication system procedure has been modified.
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OUTLINE