1992 MAZDA 323 brake

Reading Wiring Diagrams
Loaic symbols I
ypes of logic symbols Operation Expressing output Simple relay circuits
OR
Input to A or 8 will Low electricai potential (L) at A and B +
produce output at C. no output (L) at C
A
6
D- High electrical potential (H) at A or B +
C output (H) at C
AND Input to A and B will High electrical potential (H) at A and B +
produce output at C. output(H) at C
q---J-c
Low electrical potential (L) at A or B + A
no output (L) at C
B a-00-a C
6
INV No input to A will produce Low electrical potential (L) at A -+
an output at B. no ground (H) B
An input to A will not High electrical potential (H) at A +
A- 6 produce an output at B. grounds (L) B A- 6
PROCESS Simplified representation of complex functions within circuit describes
main function. (Examples)
---
--I- 1 1. Igniters
I
-L-l Signal detector for engine control unit, cooling unit, and tachometer.
Ii- 2. r”~“-‘-‘-““‘~~‘.“’
Sbnsl conwflw :
i...-..--.---......-.~~
Signal converter for turn and hazard flasher unit and igniter unit.
Abbreviations used in this booklet
A
AAS
ABS
ACC
ACCEL
ACV
ADD
AE
AIS
ALL
ALT
EP
ANT
EV
EP
ATX
A/C
AIF
AIR
:AC
B/L
CARB
CCT
CIGAR
COMBI
CON
CONT
CPU
CSD
DEF
DOHC
ECPS Ampere
Autoadjusting Suspension
Antilock Brake System
Accessory
Accelerator
Air Control Valve
Additional
Acoustic Equilibration
Air Injection System
Automatic Load Leveling
Alternator
Amplitude Modulation
Amplifier
Antenna
Autostop
Alr Supply Valve
Automatic transmission
Atmospheric Pressure
Automatic Transaxle
Air Conditioner
Air Fuel
Auto Reverse
Battery
Bypass Air Control Valve
Bilevel
$rr$:,tor
Cigarette
Combination
Conditioner
Control
Central Procassino Unit
&Id-Start Device -
Defroster
Double-Overhead Camshaft
Electronically Controlled Power
Steering ECU
EGI
EGR
ELEC
ELR
ETR
EXH
E
FICB
FM
F/S
F/I
GEN
ET
HI
H/D
I;LUMl
INT
ISC
JB
LCD
LF
k!
z Engine Control Unit
Electronic Gasoline Injection
Exhaust Gas Recirculation
Electrio
Emergency Locking Retractor
Electronic Tuner
Exhaust
Front
Fast-Idle Cam Breaker
Frequency Modulation
Feedback
Fuel lniector
Generator
Heater
High-Energy Ignition
High
Heater/Defroster
Ignition
lllumlnation
Idle-Speed Control
Joint Box
Liquid Crystal Display
Left Front
Left Hand
Low
Left Rear
Low Wave
:I, Motor
Middle
MIL
MIN Malfunction Indicator Lamp
Minute
MIX
Mixture
MPX Multiplex
ZR Manual Transmission
MTX Mechanical Tuning Radio
Manual .Transaxie PRG
PTC
P/S ass
kc
FIF
. . .
RH
RPM
!2EL
SQ
ST
SW
TCV
TEMP
TICS
TR
TWS
V
VENT
VOL
VRIS
W Middle Wave
Normally Closed
Normally Open
Overdrive
Switch Off
Switch On
Power
Pressure Regulator Control
Solenoid Valve
Purge Solenoid Valve
Positive Temperature Coefficient
Heater
Power Steering
;im&k-Start System
Recirculation
Right Front
Right Hand
Revolutions Per Minute
Right Rear
Solenoid
Squares Per Milimeter
Start
Switch
Twin Scroll Turbocharger
Solenoid Valve
Temperature
Triple Induction Control System
Transistor
Total Wiring System
Volt
Ventilation
Volume
Variable Resonance Induction
System
Watt(s)
IO

SYSTEM CIRCUIT DIAGRAM/
CONNECTOR LOCATIONS
ENGINE-RELATED SYSTEMS EXTEFlIOFl LIGHTING SYSTEMS STARTING SYSTEM...............24 HEADLIGHTS
CHARGING SYSTEM...............26 EXCEPT F.R.GERMANY...........44
ENGINE CONTROL SYSTEM.........28 F.R.GERMANY..................46
COOLING FAN SYSTEM............36 HEADLIGHT LEVELING SYSTEM.....46
TAILLIGHTS
CHASSIS-RELATED SYSTEMS EXCEPT F.R.GERMANY...........48
ANTI-LOCK BRAKE SYSTEM........82 F.R.GERMANY.a................50
LICENSE PLATE LIGHTS
INSTFUMENT CLUSTEA-FiELATED SYSTEMS EXCEPT F.R.GERMANY...........48
INSTRUMENT CLUSTER 6 WARNING
I LAMPS........................38
BOOY-ELATED SYSTEMS WINDSHIELD WIPER 6 WASHER.....40
HEADLIGHT CLEANER.............40
REAR WIPER 6; WASHER...........42
HORNS.........................6 0
REAR WINDOW DEFROSTER.........6 4
SOUND WARNING SYSTEM..........6 6
POWER WINDOWS.................7 4
POWER DOOR LOCK...............7 6
POWER OUTSIDE MIRRORS.........7 8
SLIDING SUNROOF...............8 0
SEAT WARMERS..................8 4 F.R.GERMANY..............u.i5 ii
POSITION LIGHTS
EXCEPT F.R.GERMANY...........4 4
F.R.GERMANY..................5 0
FRONT 6 REAR FOG LIGHTS.......5 2
T;l%&HAZARD FLASHER
sTopLIGHi ..... ...............
.54
F.R.GERMANY..................5 6
EXCEPT F.R.GERMANY...........5 8
BACK-UP LIGHTS................6 0
INTERIDFI LIGHTING SYSTEMS IG KEY CYLINDER LAMP..........6 6
INTERIOR 6; SPOT LAMPS.........6 6
COURTESY LAMPS................6 8
TRUNK COMPARTMENT LAMP........6 8
ILLUMINATION LAMPS............7 0
A;~ATOEOS;DITIONING~LATED SYSTE
........................
ACCESSORIES
CIGARETTE LIGHTER.............64
DIGITAL CLOCK.................6 4
AUDIO SYSTEM..................7 2
OTHER
DIAGNOSIS CONNECTOR...........86

INSTRUMENT CLUSTER
ILLUMINATION LAMP
;REFER TO SECTION I-4
c l INSTRUMENT CLUSTER &i WARNING LAMPS 0 .F.R.GERMAI
*....ABS
COMBINATION SWITCH
(SECTION E-l. 21
ENGINE CONTROL UNIT
(SECTIIXJ
B-ICI
SECTION F-2. 3)
l-l rr
II l-l
* * w
,,“,, W/R G/ G/Y Y l-l II
II rl
WY & * 2% l-l II II l-l
R R/B
* Y/L B B/G G/W 6/B 767 G/R
B/O * * L/W V * L
1.J II iH 1G *r- fk io IC pJ ipi * Y/R * W/E R/Y
a 2% 2.3 21 w 28 n- a a x ZB 2A
K 3 34 31 3 Lx+ 3 * a x 33 3*
-02 OIL PRESSURE
SWITCH(E) C-03 BRAKE FLUID SWITCH C-04 PARKING BRAKE
(0 SWITCH(R) C-05 WASHER LEVEL SENSO C-07 WATER THERMOSENSOR
(Fg
(INJ)
pjlfzJ
ma
f
38

(F)-(R) PARKING BRAKE
SWITCH
FUSE BOX JOINT BOX
JB-06
JB-04
8?%SS”FlE
SWITCH
q-02
//

0 1 a ANTI-LOCK BRAKE SYSTEM (ABS)
MAIN
B( 0 (F1
4i:b
ABS
1OA
.lR-07@ STOP-
LIGHT
INSTRUMENT SWITCH DIAGNOSIS
CLUSTER (SECTIONCONNECTOR
(SECTEN c) F-2.3) ISECTZN LJ)
G SENSOR
\T- --
/I B/W (F1
1 B/W,(F)
32 23 25 26 43 INSTRUMENT
l
34 53
ABS CONTROL UNIT
NSTRUMENT
LUSTER
SECTION C) I
HEEL SPEED SENSOR ’ -
-03 Ai3S MAIN RELAY(F) O-04 ABS MOTOR RELAY (Fl
I-10 ABS WHEEL SPEEO O-II ABS WHEEL SPEED
SENSOR FR (F) SENSOR RL (R) ARS CONTROL UNIT(FR) IO-02 G SENSOR (FR)
MOTOR (F) O-06 H_VDRAzLIi UN:’ NO.lO-07 HYDRAULIC UNIT NO.dO-%? HYDRAULIC UNIT
I-12 ABS WHEEL SPEED
SENSOR RR IR)

PARTS INDEX
PARTS NAME PAGE
PARTS NAME PAGE
I KNOCK CONTROL UNIT...................30
KNOCK SENSOR.........................30 .82
.82
.82
.82
.82
.32
.26
.72
a LICENSE PLATE LIGHT...............48.5 0
B MAIN RELAY(FUEL INJ)
............... ..2 8
1 NEUTRAL SWITCH.......................3 2
$3 OIL PRESSURE SWITCH..................3 8
OXYGEN SENSOR........................2 8
J PANEL LIGHT CONTROL..................7 0
PARKING BRAKE SWITCH.................3 8
POSITION LIGHT....................44,5 0
POWER DDOR LOCK SWITCH...............7 6
POWER DDOR LOCK TIMER UNIT...........7 6
POWER DOOR LOCK ACTUATOR.............7 6
POWER OUTSIDE MIRROR MOTOR...........7 0
POWER OUTSIDE MIRROR SWITCH..........7 8
POWER STEERING PRESSURE SWITCH.......3 2
POWER WINDOW MAIN SWITCH.............7 4
POWER WINDOW MOTOR...................7 4
e
1 BACK-UP LIGHT SWITCH.................60
BACK-UP LIGHT....
BLOWER MOTOR.....:::::::::::::::::::’
.E
BLOWER SWITCH........................62
BRAKE FLUID SWITCH...................38
POWER WINDOW SWITCH..................74
J D REAR FOG LIGHT RELAY.
REAR FOG LIGHT SWITCH
REAR FOG LIGHT.......
REAR SPEAKER......... ................
................ zz
................
52
................
................ E
................ 42
............... .
..: 2
.Riik+‘::::::::..6 4
SWITCH.........6 4
................
................ :z
................ 62
............. 44, 48
I CIGARETTE LIGHTER..
CIRCUIT OPENING REL
CLUTCH SWITCH...
COMBINATION SWITCH:
CONDENSER.......
COOLING FAN MOTOR::
COOLING FAN RELAY..
COURTESY LAMP.....,
CPU................ . .64
/ii’::::::::::::::..2 8
..................
... 44, 46, 48, 50, 52, %
..................
.................. 2:
..................
.................. 2:
............... 42, 66
B DIAGNOSIS CONNECTOR.....
DIGITAL CLOCK...........
n-rnnc ............
............ E
............
............ %
............
............ ZE
TURN LIGHT....
WASHER MOTOR.. REAR
REAR
REAR
REAR
REAR
REAR
REAR
REAR
-ih .ER
-ER
RESISTOR ASSEMBLY..
RUNNING LIGHT RELAY
il SEAT WARMER...........
SEAT WARMER REALY.....
SEAT WARMER SWITCH....
SHORT CONNECTOR.......
SLIDING SUNROOF MOTOR.
SLIDING SUNROOF RELAY.
SLIDING SUNROOF SWITCH
SLIDING SUNROOF.......
SOLENOID RESISTOR.....
SOLENOID VALVES
PRC HIGH TEMP........
PRC LOW TEMP.........
PURGE CONTROL........
WASTEGATE............
SPEED SENSOR..........
SPOT LAMP.............
STARTER...............
STOPLIGHT CHECKER..... ........
........
........
........
........
........
........
........
........ ....... 84
.......
....... ::
.......
.... 66.2
.......
.... 66, Ei
.......
....... ........
........
........
........
........
........
........
........
........
........
.
. . . . . . z:
. . .
. . . . zoo
. 1 .
. . . . E
. . . .
56, ::
. . 56, 58
. . 56, 58
“J.“LJL................. DISTRIBUTOR ............
DOOR SPEAKER ........... .
DOOR SWITCH........: .... 8
3 ENGINE CONTROL UNIT............ ,28, 30. 32
3 FLASHER UNIT...
FRONT FOG LIGHT
FRONT FOG LIGHT
FRONT FOG LIGHT
FRONT SIDE TURN
FRONT TURN LIGH
FUEL METER.....
FUEL PUMP REALY
FUEL PUMP UNIT.
FUEL PUMP......
-. -- ............
............ 22 .
. . RiiA‘i 1
SWITCH
i&ii 1 ............ 52
............ .
............ 22
.....................
..................... %
.....................
..................... %
..................... 28 -
tust ....................
B
G SENSOR ................
13 HAZARD SWITCH............
HEADLIGHT CLEANER MOTOR..
HEADLIGHT CLEANER SWITCH.
HEADLIGHT LEVELING ACTUAT
HEADLIGHT LEVELING SWITCH
HEADLIGHT RELAY..........
ENI- IGHT. . . . . .
HORN RELAY...............
HORN SWITCH.............. ...
40, 46, 52, 64
: ........... 82
............ 54
........... .
..: ii
&::::::::..4 6
HORN..................I 1
HYDRAULIC UNIT ..........
01 IC REGURATOR ............
IG KEY CYLINDER LAMP ....
IGNITER .................
IGNITION COIL ...........
ILLUMINATION LAMP .......
AUDIO SYSTEM ...........
BLOWER SWITCH .......... ............
46
............ 44
......... 44, 46
............
............ E
............
............ E
...........
........... 2:
...........
........... 2
...........
........... 5:
...........
........... 5:
...........
........... 5::
...........
........... 5:
..........
.%
;ci:::::::.;;
........... CIGARETTE LIGHTER: ;.I:;::
FRONT FOG LIGHT SWITCH...
HAZARD SWITCH...........
HEADLIGHT CLEANER SWITCH:
HEADLIGHT LEVELING SWITCH
INSTRUMENT CLUSTER.......
REAR FOG LIGHT SWITCH....
REAR WINDOW DEFROSTER SW1
SEAT WARMER SWITCH.......
INDICATOR LAMP...........
...........
........... 33:: ...........
30 STOPLIGHT SWITCH ......
STOPLIGHT .............
0 TAChOMETER...........................3 8
TAILLIGHT.........................48,5 0
TEMP METER...........................3 8
THROTTLE SENSOR......................3 2
TRANSFER PUMP........................2 8
TRUNK COMPARTMENT LAMP SWITCH........6 8
TRUNK COMPARTMENT LAMP...............6 8
TURN SWITCH..........................5 4
q WARNING LAMP.........................3 8
WASHER LEVEL SENSOR..................3 8
WATER THERMOSENSOR................30,3 8
WATER THERMOSWITCH................... 6
WINDSHIELD WASHER MOTOR..............4 0
WINDSHIELD WASHER SWITCH.............4 0
WINDSHIELD WIPER MOTOR...............4 0
WINDSHIELD WIPER SWITCH..............4 0 INJECTOR..........:;.:::::
INJECTOR RESISTOR .........
INSTRUMENT CLUSTER .....
INTERIOR LAMP..........:::
ISC VALVE .................
. . . . . , . . . . .
. . . . . . . . . . . iz:
,..........
30