wiring MAZDA PROTEGE 1992 Repair Manual

AUDIO
Noise
1 YES
I
Verify that mounting screws ar Tighten screws
1 YES
Is there still noise when anten
I Replace antenna YES
Is wiring in good condition? Repair wiring
I YES
Verify proper grounding Repair ground
I I YES
Check for outside noise (Refer to page T-96)
23UOTX-066 Scan or turning does not stop
Install properly
inspect antenna (Refer to p
, YES
Replace audio assembly
23UOTX-069
T-95

AUDIO T
Noise Suppression Chart
Cause
‘uel pump noise Remedy Move speaker wiring away from fuel pump wire.
REAR HARNESS FUEL
PUMP
Wotor noise
Wiper, washer, power
window, for example) 1. Check grounding.
2. Install condensers to motor circuit.
Turn signal noise Connect condenser (0.5 pF) to power line of filter unit. Note
CONDENSER
4lternator noise
l Condenser should be placed near flasher unit.
Connect condenser (0.5 pF) near alternator.
TO RADIO
CONDENSER
97UOTX-1
T-97

TROUBLESHOOTING GUIDE
Symptom: Condenser fan and magnetic clutch do not operate.
03uoux-023
r
3EAR WIPER 10A OA
L
03uoux-02.
I
1 Step 1 Check fuses
1. Check the following fuses.
Fuse Amperage Location
AD FAN 20A In main fuse box
REAR WIPER 10A In fuse box
2. If the fuse is burned, check for a short-circuit in the wiring
harness before replacing it.
3. If the fuses are OK, go to Step 2.
I
23uoux-011
Step 2 Measure voltage at A/C relay connector
1. Run the engine at idle.
2. Turn the A/C and blower switches ON.
3. Measure the voltage at the following terminal wires of the
A/C relay connector. VEX Battery voltage
,
Wire
0-Q
W) Voltage Action
VB Next check wire (L/Y)
ov Repair wire (L/G)
V0 Next check wire (B/L)
ov
VB
ov
VB
ov Repair wire (L/Y)
Repair wire (B/L)
Next check wire (LIB)
Go to Step 3
Replace A/C relay
Step 3 Measure voltage at A/C switch
Measure the voltage at the following terminal wires of the A/C
switch connectors.
VB: Battery voltage
Step 4 Measure voltage at thermoswitch
Measure the voltage at the terminal wires of the thermoswitch
connector.
VB: Battery voltage
Wire
(G/R)
WB)
Voltage
VB
ov
VB
OV
Action
Repair wire (G/R)
Next check wire (G/B)
Go to Step 5
Check ECU ooeration
1 -. [ Refer to Secti6n F
u-12

1992
Mazda
323
Protege
Wiring
Diagram
FOREWORD
This wiring diagram incorporates the wiring schematic
in the basic vehicle and available optional equipment.
Actual vehicle wiring may vary slightly depending
upon optional equipment and/or focal specifications.
All information contained in this booklet is based on
the information available at the time of printing,
Mazda Motor Corporation reserves the right to make
changes without previous notice.
Mazda Motor Corporation
HIROSHIMA, JAPAN
APPLICATION:
This manual is applicable to vehicles beginning with
the Vehicle Identification Numbers(VIN) shown on
the following page.
z CONTENTS
o 1991 Mazda Motor Corporation
PRINTED IN USA, JUL. ‘91
5209-l O-91 F
E (9999-95-0196-92)

Z
SYSTEM INDEX
System Section System Section
AUDIO SYSTEM ......................................................... J
BACK-UP LIGHTS ...................................................
F-3
CHARGING SYSTEM ............................................... A-2
CIGARETTE LIGHTER ............................................... I-1
COMMON CONNECTOR LIST ..................................... X
COOLING FAN SYSTEM ....................................... B-3.4
COURTESY LAMPS .................................................. l-3
CRUISE CONTROL SYSTEM ...................................... Q
DAYTIME RUNNING UGHTS .................................... E-3
DIAGNOSIS CONNECTOR .......................................... U
DIGITAL CLOCK ....................................................... l-l
ELECTRICAL WIRING SCHEMATIC ............................. W
ENGINE CONTROL SYSTEM (MT) ................. B-l a, 1 b, 1 c
ENGINE 8 EC-AT CONTROL
SYSTEM (EC-AT) ...................................... B-2a,2b,2c
GENERAL INFORMATION .......................................... GI
GROUND POINT ........................................................ Y
HEADLIGHTS ....................................................... E-l ,2
HEATER 8 AIR CONDITIONER .................................... G
HORN .................................................................... F-3
IGNITION KEY CYLINDER LAMP ............................... l-2
ILLUMINATION LAMPS .............................................
l-4
INSTRUMENT CLUSTER . WARNING LAMPS .............. C INTER CONNECTING OF JOINT BOX ......................... JB
INTERIOR LAMP ...................................................... l-2
JOINT BOX .............................................................. JB
LICENSE PLATE UGHTS ......................................... E-4
PARTS INDEX ........................................................... PI
PARTS LOCATION ................................................... PL
PASSIVE SHOULDER BELT CONTROL SYSTEM .......... S
POSITION LIGHTS ................................................... E-4
POWER DOOR LOCK ............................................. K-2
POWER OUTSIDE MIRROR ......................................... L
POWER WINDOW ................................................... K-l
REAR SIDE MARKER LIGHTS.. ................................. E-4
REAR WINDOW DEFROSTER .................................... I-1
REAR WIPER 8 WASHER ........................................ D-3
SHIFT-LOCK SYSTEM ................................................ H
SLIDING SUNROOF ................................................... M
SOUND WARNING SYSTEM ...................................... l-2
STARTING SYSTEM ................................................ A-l
STOPLIGHTS .......................................................... F-2
TAILLIGHTS ............................................................ E-4
TRUNK COMPARTMENT LAMP ................................. l-3
TURN 8 HAZARD FLASHER UGHTS ......................... F-l
WINDSHIELD WIPER 8 WASHER .......................... D-l ,2

VEHICLE IDENTIFICATION NUMBERS(VIN)
(CHASSIS NUMBER)
4 DOOR PROTEGE
JMl 80223 *NO 400001-
JMl BG224*NO 400001-
JMl BG225*NO 400001-
JMl BG226 *NO 400001-
3 DOOR HATCHBACK
JMl BG231 *NO 400001-
JMl BG232*NO 400001-
JMl BG233*NO 400001-
JMl BG234*NO 400001-
WIRING COLOR CODE
Color
Code Color
Code
Blue
L Natural N
Black B Orange
0
Brown
BR
Dark Blue DL
Dark Green
DG
Green
G
Gray
GY
Light Blue LB
Light Green
LG Pink
Red
Purple
Tan
White
Yellow
Violet P
R
PU
T
W
Y
V

GENERAL INFORMATION
Contents of and Using Electrical Wiring Diagrams
Contents of wiring diagrams . . . . . . . . . . . . . ..I.............................
Using wiring diagrams * * * * * . * * . . . . . . . . . . . . . ..I..........................
I
( Reading Wiring Diagrams
* GI-2
* GI-2
Ground points . * .........................................................
GI-3
System circuit diagram/connector diagram * * . * ..............................
GI-4
Routing diagram ............................... ..........................
GI-6
Harness symbo,s ................................. ....................... G,-,
Symbols”““” ........................................................
GI-8
Logic symbols ...........................................................
GI-10
Abbreviationsusedinthisbook,et..........................................GI-, 0
Troubleshooting
Precautionswhenservicingelectricalsystem”””””””““““““““” GI-11
Handling connectors .....................................................
GI-12
“sing electrical test equipment ............................................. Gl-13
Measuring voltage .......................................................
GI-14
Measuring continuity/resistance ............................................
GI-15
Finding short circuits .....................................................
GI-16

Z-Gl-2 Contents of and Using Electrical Wiring Diagrams
Contents of wiring diagrams
l This document is composed of the 8 groups shown below. The main components are summarized in the
components location diagram at the end of the document.
Tells how to: use and read wiring dragrams, use test
GI General information equipment, check harnesses and connectors, and
locate trouble spots.
Y Ground points Ground routes from and to the battery.
I
w
I Electrical wiring
schematic
I Shows main and other fuses for each system.
lndlvidual systems
I Shows circuit and connector diagrams, component and
connector location diagrams.
1
X
I Common connectors
I Shows connectors common throughout system.
I
JB Joint box diagrams Shows internal circuits and connectors.
PL Parts location Shows location of major electrical parts.
PI Index
I
I
Gives page number of circuit diagram for each
component.
Using wiring diagrams
l The use of the wiring diagram depends on its intended application. Application
For checking
circuits of
individual
systems
For checking
ground circuit
of individual
systems 7-3 Use
II Application
Open to page with circuit diagram and
harness routing to be used and fold out
common connector diagram or joint box
diagram. For checking
fuse
connections Use
Open to electrical wiring schematic.
Open to page with ground point diagram
and fold out common connector diagram
or joint box diagram. For locating
page numbers
of systems and
components Parts Index
H
Open to parts index or system index.

I
E
,
1
I
i
t
1
I
!
!
I
t:
I.
1.
i
i
Reading Wiring Diagrams Z-Gl-3
Ground points
l This shows ground points of the harness.
CIGARETTE LIGHTER
INTERIOR LAMPS
H
I On vehicle
I Indication
I
To circuit The ground connection numbers in system circuit
diagrams correspond to those in the ground point
diagram.

Z-Gl-4 Reading Wiring Diagrams
System circuit diagram/connector diagram
l These show the circuits for each system, from the power supply to the ground. The power supply side
is on the upper part of the page, the ground side on the lower part. The diagrams describe circuits with
the ignition switch off.
Below is an explanation of the various points in the diagram.
) Indicates operating conditions for switches.
The prefix letter indicates the system in which
:he connector is used.
JB: Joint box connections
X : Common connectors
A : Charging system/starting system
connectors
B : Engine control system connectors
C : Gauge control system connectors
D : Wiper system connectors
E : Lighting system connectors
F : Signal system connectors
G : Air-conditioning system connectors
H : Transmission control system
connectors
I : Interior lamp system connectors
J : Audio/radio connectors
K : Power window/power door lock system
connectors
L : Remote control mirror system
connectors
M : Sliding sunroof system connectors
N : Power steering/4-wheel steering
system connectors
0 : Anti-lock brake system connectors
P : Power seat/seat heater system
connectors
Cl : Auto cruise control system connectors
R : Auto adjusting suspension system
connectors
S : Passive shoulder belt control/air bag
system connectors
T : Others
Y : Ground connector
- .
1

\\‘
IGNITION SYSTEM l ENGINE CONTROL 9 harness ground is represented differently
:han a unit ground.
Types of grounds Symbol
Harness
I
-
-
-
-
‘“G:
si-
P
7:’
.I
I
I
.i
-
-
-
f
9
Tiii
zs
LL
<Gii
Y
a
EE
-