key MAZDA PROTEGE 1992 Owner's Guide
[x] Cancel search | Manufacturer: MAZDA, Model Year: 1992, Model line: PROTEGE, Model: MAZDA PROTEGE 1992Pages: 1164, PDF Size: 81.9 MB
Page 913 of 1164

CENTRAL PROCESSING UNIT (CPU) T
Inspection
1. Remove the CPU and check the voltage or continuity between terminals of joint box and a body ground.
Ve: Battery voltage
Terminal
A Connected to Test condition Specification
B Rear wiper motor Ignition switch
Va
Light switch ON (first and second position) V0
C TNS switch
Light switch OFF ov
Seat belt buckled Ofi
D Seat belt buckle switch
Seat belt unbuckled
co
E
Rear wiper switch ON
OCI
F
Rear wiper switch
Rear wiper switch OFF
co
Rear washer switch ON 00
G Rear washer switch
Rear washer switch OFF
00
H
Key reminder switch ON
Va
I Key reminder switch
Key reminder switch OFF
ov
Ignition switch OFF ov
J Seat belt warning lamp
Ignition switch ON
VB
K Ground Constant
ov
L IG key illumination Constant
VB
For 5 seconds after ign. switch ON and belt unbuckled
00
M Passive shoulder belt
Other conditions
00
All doors closed
Va
N Door switch
Any door open
ov
0 Battery Constant VB
P Ignition switch
ignition switch ON V0
23UOTX-031
T-57
Page 914 of 1164

T WARNING SYSTEM
WARNING SYSTEM
WARNING BUZZER AND TIMER
Circuit Diagram
WARNING LAMP
REAR WIPER SW
RASSIVE CONTROL UNIT
Inspection
Remove the CPU and check the voltage or continuity between terminals of joint box and a body ground.
Key reminder alarm does not sound.
VB: Battery voltage
Terminal Connected to Test condition Specification To correct
I
Key reminder switch Key in cylinder VB Check ignition switch and
(ignition switch) Key out bf cylinder ov wiring harness
(Refer to page T-21)
P Ignition switch Ignition switch ON
‘/B Check ignition switch and
wiring harness
(Refer to page T-21)
N Door switch Any door open ov Check door switches and
All doors closed VS wiring harness
(Refer to page T-51)
23UOTX-031
T-58
Page 915 of 1164

WARNING SYSTEM
Light-off reminder alarm does not sound.
VB: Battery voltage
Terminal Connected to Test condition Specification To correct
C Headlight switch Headlight switch ON VB Check headlight switch and
wiring harness
(Refer to pages T-27, 28)
P Ignition switch Ignition switch ON VB Check ignition switch and
wiring harness
(Refer to page T-21)
N Door switch Any door open ov Check door switches and
All doors closed V0 wiring harness
(Refer to page T-51)
23UOTX-033
Seat belt alarm does not sound.
VB: Battery voltage
Terminal Connected to Test condition Specification To correct
P ignition switch Ignition switch ON
Vs Check ignition switch and
wiring harness
(Refer to page T-21)
D Seat belt buckle switch Seat belt buckled
00 Check seat belt buckle switch
Seat belt unbuckled
00 and wiring harness
(Refer to page S-102)
23UOTX-034
Seat belt timer does not operate.
VB: Battery voltage
Terminal Connected to Test condition Specification To correct
P Ignition switch Ignition switch ON VE Check ignition switch and
wiring harness
(Refer to page T-21)
23UOTX-035
Passive shoulder belt alarm does not sound.
VB: Battery voltage
Connected to Test condition
Ignition switch Ignition switch Specification
VB
Passive shoulder belt
control unit For 5 seconds after
ignition switch and belt
unbuckled
Other conditions 00
co
IG key illumination timer does not operate.
To correct
I
Check ignition switch and
wiring harness
(Refer to page T-21)
Check passive shoulder belt
control unit and wiring harness
(Refer to page S-104)
23UOTX-036
Ve: Battery voltage
Terminal Connected to Test condition Specification To correct
L IG key illumination Either door open
VB Check bulbs and wiring
harness
N Door switch Any door open ov Check door switches and
All doors closed
VB wiring harness
(Refer to page T-51)
23UOTX-037
T-59
Page 1055 of 1164

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
Page 1065 of 1164

Reading Wiring Diagrams Z-GI-9
Symbol ‘ Meaning Symbol Meaning
Horn l Generates sound when current flows. Switch (1) l Allows or breaks current flow by
opening and closing circuits.
Speaker
w
Heater l Generates heat when current flows. Normally open (NO)
Switch (2)
Normally closed (NC)
Harness l Unconnected intersecting harness.
Speed sensor l Movement of magnet in speedometer
set turns contact within sensor on and
Off. (Not connected)
l Connected intersecting harness.
Ignition switch @Turning ignition key operates switch
contacts to complete various circuits.
(Connected)
rlormally open (NO)
Relay (1) l Current flowing through coil produces electromagnetic force causing contact to open or close.
____- .~.~~
Open Closed
--.--.-m.---------,
Relay (2) Normally open relay (NO)
- Ri i No flow ’ ni 1 Closed
Normally closed relay (NC) Flow
ormally closed (NC)
Sensor (variable) l Resistor whose resistance changes Diode
l Known as a semiconductor rectifier.
--3p6G- with operation of other components. diode allows current flow in one
direction only
--T- IA
IY Calhode(K)+- Anode(A)
* Flow of electric current
K-1 KD, he>:
-
ensor (thermistor)
l Resistor whose resistance changes Light emitting diode 0 Diode that lights when current flows
with temperature.
(LED)
l Unlike ordinary light bulbs, diode does
not generate heat when lit
Capacitor
l Component that temporarily stores “2, Cathode(K) --&---Anode(A)
I7
Cathode(K)
electrical charge.
c Anode(A)
----il---- .
Flow of electric current
Solenoid
l Current flowing through co11 generates Reference(zener) l Allows current to flow In one dlrectlon
electromagnetic force to operate diode up to a certain voltage. allows current
plungers, etc. cd to flow In other dIrectron once that
J-
voltage IS exceeded.
z-9
Page 1130 of 1164

h ntnwJu lJlAUc(Arn
. INTERIOR LAMP l SOUND WARNING SYSTEM
QGNITION KEY CYLINDER LAMP
BTN
COURTESY LAMP
(SECTION I-3)
EECTION I-41
-05 IGNITION KEY
IEMINOER SWITCH(F) :
I
M
z-74
I-06 BUCKLE SWITCH (R) I-07 INTERIOR 6 SPOT LAMPtIN)
I-08 DOOR SWITCH FL (R)
SHOULDER BELT
YfOULCER BELT S%XlLOER BELT
WITHOUT SUNROOF WITH SUNROOF SHOULDER BELT
-09 DOOR SWITCH FR (R) I-IO ODOR SWITCH RL(RI I-11 DOOR SWITCH RR(R) D-01 IGNITTON KEY CYLINDER LAMP(F)
M-01 SPOT LAMP {IN)
WITH CRUISE CONTROL
SHOULDER BELT
CRUISE CONTROL
-02 SLIDING SUNROOF M-03 SLIDING SUNROOF
SWITCH MOTOR -
Page 1162 of 1164

DIAGRAM Z
rl PARTS NAME
-
PA ,K
SECTION T
CIGARETTE LIGHTER ............................................
I-1
CIRCUIT OPENING RELAY ..............................
B-l&Pa
I CLUTCH
SWITCH .............................................. B-lc
CONDENSER ................................................. B-la.2a
CONDENSER FAN ..................................................
G
CONDENSER
FAN RELAY ....................................... G
COMBINATION
SWITCH .................................... E-l.2
COOLING FAN MOTOR .....................................
B-3,4
COOLING
FAN RELAY ........................................ B-3,4
COURTESY LAMP ................................................
l-3
CPU .................................................................... l-2
CRUISE CONTROL
MAIN SWITCH ........................... Q
CRUISE
CONTROL SWITCH .................................... Q
CRUISE CONTROL UNIT ......................................... Q 0 ACTUATOR ........................................................... Q
A/C RELAY ........................................................... G
t A/C SWITCH .........................................................
G
t AIRFLOW METER .......................................... B-lc,Pc
t ALTERNATOR .....................................................
A-2
I AUDIO SYSTEM .....................................................
J
@BACK-UP LIGHT .................................................. F-3
BACK-UP LIGHT SWITCH
..................................... F-3
I
BLOWER MOTOR ...................................................
G
h BLOWER SWITCH ..................................................
G
I BRAKE FLUID SWITCH ...........................................
C
BUCKLE SWITCH .............................................
l-2, S
@I DIAGNOSIS CONNECTOR .......................................
U
DIGITAL CLOCK
................................................... l-l
DIODE ..................................................................
G
DISTRIBUTOR ...............................................
B-l b,2b
DOOR CATCH SWITCH .......................................... S
DOOR
SPEAKER ..................................................... J
DOOR SWITCH ....................................................
l-2
DRL CONTROL UNIT ............................................
E-3
DRL RELAY .........................................................
E-3
ORL RESISTOR ....................................................
E-3
ENGINE CONTROL UNIT
.................................... B-1.2
ii@ FLASHER UNIT ....................................................
F-l
FRONT TURN LIGHT ............................................
F-l
FUEL METER
......................................................... C
FUEL
TANK UNIT .......................................... B-la,2a
HAZARD SWITCH ...............................................
F-l _
HEADLIGHT .....................................................
E-l.2
HEADLIGHT RELAY .............................................
E-2
h HIGH
MOUNT STOPLIGHT ....................................
F-2
h HOLD SWITCH .................................................. B-2c
4 HORN .................................................................
F-3
! HORN RELAY
...................................................... F-3
HORN SWITCH ....................................................
F-3
0 IC REGULATOR ..................................................
A-2
-L
T-S INDEX
PARTS NAME SECTION
IGNITER ........................................................ B-la,2a
IGNITION COIL ..............................................
B-la.2a
IGNITION KEY CYLINDER LAMP .............................
l-2
IGNITION KEY REMINDER SWITCH ........................ l-2
ILLUMINATION LAMP
A/C SWITCH ..................................................... l-4
AT SELECT
....................................................... l-4
AUDIO SYSTEM
................................................. l-4
BLOWER SWITCH .............................................
l-4
CIGARETTE LIGHTER
......................................... l-4
CRUISE CONTROL
MAIN SWITCH ....................... l-4
HAZARD SWITCH .............................................
l-4
INSTRUMENT CLUSTER
..................................... l-4
REAR WINDOW DEFROSTER SWITCH
................. l-4
INHIBITOR SWITCH .................................... A-l, B-2c
INJECTOR ....................................................
B-1 b,2b
INSTRUMENT CLUSTER ..........................................
C
INTERIOR & SPOT LAMP .......................................
l-2
ISC VALVE ...................................................
B-1 b,26
@ LICENSE PLATE LIGHT .........................................
E-4
LIMIT SWITCH .......................................................
S
481 MAGNETIC
CLUTCH .............................................. G
MAIN RELAY (FUEL INJ) ................................
B-la,Pa
@ NEUTRAL SWITCH ............................................
B-lc
@ OIL PRESSURE SWITCH ..........................................
C
OXYGEN SENSOR ......................................... B-la.2a
@ PANEL LIGHT CONTROL .......................................
l-4
PARKING BRAKE SWITCH ......................................
C
PASSIVE SHOULDER BELT CONTROL UNIT
.............. S
PASSIVE SHOULDER BELT
MOTOR .......................... S
POSITION LIGHT .................................................
E-4
POWER DOOR LOCK MOTOR
............................... K-2
POWER DOOR LOCK RELAY
................................. K-2
POWER DOOR LOCK SWITCH
.............................. K-2
POWER
OUTSIDE MIRROR ...................................... L
POWER OUTSIDE MIRROR MOTOR
.......................... L
POWER OUTSIDE MIRROR SWITCH .........................
L
POWER STEERING PRESSURE SWITCH ........... B-l b.2b
POWER WINDOW MAIN SWITCH .........................
K-l
POWER WINDOW MOTOR ...................................
K-l
POWER WINDOW SWITCH
.................................. K-l
@ REAR TURN LIGHT ..............................................
F-l
REAR SiDE MARKER LIGHT ..................................
E-4
REAR
SPEAKER ......................................................
J
REAR WASHER MOTOR ......................................
D-3
REAR WINDOW DEFROSTER
................................. I-1
REAR WINDOW DEFROSTER SWITCH ....................
I-1
REAR WIPER MOTOR
.......................................... D-3
REAR WIPER & WASHER SWITCH
........................ D-3
REFRIGERANT PRESSURE SWITCH
.......................... G
RESISTOR ASSEMBLY ............................................
G