MAZDA PROTEGE 1992 Workshop Manual

HMmESS COLOR : FRONT- ENGINE m WIRING
A-2 !
ALTERNATOR A-04
(GRAY)
ALTERNATOR
FUSE BOX
m MAIN FUSE

kll?lNQ MAQRAY
EGI MT l ENGINE CONTROL SYSTEM (l/3)
30A
STARTING
SYSTEM
(SECTION A-
MAIN
RELAY
[FUEL
INJ)
: 1
Ix-181
-W/R [EM) ENGINE CONTRO- UNIT
v (EM) --------+ lc
1G
IB
- LG (EM) 81-01 ~~=~~~===~T-~-~~~---~~--------------------------~--
I I I
FL% A
a
I SHIELD I
WIRE :
/ 1 WATFJ
DIAGNOSIS CONNECTOR
(SECTION u)
!I-01 ENGINE CONTROL UNIT (EM) 81-02 MAIN RELAY iE) 81-03 CIRCUIT OPENING
1” IS 10 ID ,M 1K II IG 1E IC IA 2~ 2~ 2~ 25 20 20 2~ 2K 21 2G 2E 2C 2A (FUEL INJ) RELAY (EM)
)t LG/Y X G/W Y/0 v L/R * L/O Y < x LG/R * x /LG B/O
R/Y B/L B/G L/y R/W (‘;“’ L/B t W/B W/Y W/R x W/L Y/B G/O * R/B R/L LG/W * “;’ * /BP B/O
I” IT 1R IP IN IL lJ 1H IF ID 16 2L 2X 2” 27 2R 2P 2N 2L 2J 2H 2F 20 28
II -04 FUEL TANK UNIT [RI Bl-05 IGNITER (EM) Bl-06 CONDENSER (EM) 81-07 IGNITION COIL (EM) ~1-08 OXYGEN SENSOR (EM)
~~~ (w] (jj (JJD @
Z-26

“.w- MIM . FRONT- ENGINE - REAR - - __._ -._.- -.~ -~ ~.. .-_.--_* . . . . . -...-- --
- WIRING DIAGRAM
IGNITION COIL
IA-VI/ FUSE BOX FUSE BOX
Bl-02
MAIN RELAY
(FUEL INJ)
JOINT BOX
I h
(_an&=y “t Ix-16j
I- 323 HATCHBACH
h-s* A,- (WW
JB-06 DI-U3 . dl, u=nE)
I
IGNITER (GRAY) 4b

s/JB-04 B&M
FUEL TANK “NIT
JOINT
CONNECTOR
A - Bl-01
\W\“ A Bl -03 /
JO& BOX
(F)-o /x-o! (BucI() (F)-(EM) w PROTEGii
Z-27

. ” . ..S1.” Yrne-aU. .-m
EGI MT = ENGINE CONTROL SYSTEM (2/3)
1 1
OISTRIBUTOR W/R (EM)
Ez
%P
MAIN RELAY (FUEL INJ)
(SECTION B-la)
*
w
11-O: ENGINE CONTROL UNIT (EM) Bi-09 DISTRIBUTOR (EM) Bl-10 POWER STEERING
2" IS 1Q 10 1M IK 11 1G IE 1C IA 2Y 2W 2U 25 20 20 3-l 2K 21 26 2E 2C 2A PRESSURE SW ITCH (F)
* L/O Y yy L/W R
ll-11 ISC VALVE(EM)
31-18 WATER THERMOS:~;;j;Bl-25 SOLENOID VALVE
(~1123 (INJ)
2-28 .

HARNESS COLOR : FRONT- ENGlNE - WIRING DIAGRAM
I
I
E l-1 b -I
INJECTOR NO.3
81-18
GRAY) WATER
THEFlMOSENSOR
(GREEN)
ENGINE CONTROL
“NIT
(BLACK)
z-29

(SECTION I-41
4
I31
81 -01 ENGINE CONTROL UNITIEM)
1" IS 10 10 1M 1K 11 1G 1E 1C 1A 2Y 2W 2U 25 2Q 20 2M 2K 21 26 2E 2C 2A
R/0 O/L G/0 G Y LG/Y * G/W Y/B
v L/R * L/O Y y%/W R Y LG/R X ’ + ‘IL’ W B/L B/O
BR/Y B/L B/G L/Y R/W ‘BRp’ L/B * W/B W/V W/R x W/L ‘f/B G/O * R/B R/L LG/W * (Bc) * B/B B/O
1” 1T 1R 1P 1N 1L 1J 1H IF 10 IB 22 2X 2V 2T 2R 2P 2N 2L 23 2H 2F 20 28
-20 THROTTLE SE%;: 81-21 CLUTCH SWITCH(F) 81-22 NEUTRAL SWITCH (EM)
z-30
__ __-_- -- - -- ---
EGI MT mENGINE CONTROL SYSTEM(3/3)
;;FlTCONTROL
(SECTION E-3) @+ER/W (F) qBR,W (EM1 - INSTRUMENT
CLUSTER
(SECTION c) @& Y/B (F) -Y/B (EM) -
,e~~=~~TI~=T==JT~~=======~==========~=====~~-----~-----
_.____~--- 53Bl-01
ENGINE CONTROL UNIT
EXCEPT
CANAOA
CONTROL UNIT
(SECTION 0)
81-19 AIRFLOW METER (EM)
R/B R /0 CWR /L 0 LG

HARNESS COLOR : FRONT- ENGINE m
5
P
/ !%%!,E SENSOR
Bl-20
// I WIRING DIAGRAM
81-21
CLUTCH SWITCH
@LACK)
ENGINE CONTROL
“NIT

T.&condition
-t
Off
IQ”&” switch
ON
Whik cranking
lgnitlon switch ON
Test switch at “SELF-TEST”
Lamp illuminated for 3 sec. after ignition
SwiIch OFF-KIN
Lamp not illuminated after 3 sec. collect vdtaQe
ReRlar*
ve
For backup
ov
-
V%
Approx. tov
ov
4 5--5.5v With Self-
D&Q”& Check-
er and system
Vi3 st?lt?ctor Input &PJ
- -
0
0
0
0
0
0
- -
- -
0
0
c
- -
0 connectkfl to mnina
Connection to
Stoplight swtch Test condition
-L 1A
Bake pedal released
IEI
IC Main relay
(FUEL INJ relay) Brake pedal depressed
lQ”ih0” switch ON
___-- P/S Qrc?ss"re
switch
Ignition switch
(START) P/S ON at idle
P/S OFF at idle
A/C switch ON
A/C switch OFF
Cwlng fan operatng (Engine coolant tem-
perature over 97°C (207°F) or dlagnosls
connector terminal TFA grounded) (IG ON)
Fan not ooeralmg (Idle) 1D .self-mag”osls
Checker
(Monitor lamp) A!C switch
coohng fan swtctl
Test switch at “02 MONITOR” at idle
Monitor lamp ilfummated
Test switch at “02 MONITOR” at idle
Monitor lamp not illuminated
Lamp illuminated for 3 sec. after ignition
switch OFF&N
Lamp not illuminated after 3 ser.
Lamp illuminated
Lamp not #lluminated VB
Below 2.w With System
Selector test
VB swtch at
“SELF-TEST”
Eelow 2.5v
VS Blower Control
swttch Blower control switch OFF or 1 st posihon
Blower control swtch 2nd or htgher
position 1E
Malfunction indicator
lamp
NJ
Rear window defroster swtch OFF Rear wmdow
defroster switch
Headkght switch Rear window defroster Switch ON
-2-A - I
tieadlghts ON
Headlights OFF
Neutral positton or clutch pedal
depressed
OlhWS l Wiih Self-
DkQnosls
Checker and
Svstem Selector Self- Diaanosis Buzzer sounded for 3 sec. after ignition
switch OFF-ON
Buzzer not sounded after 3 set 6&w 2.5v
V8 Checke;
(Cede Number) I
ov Ignition swtch
ON NeulraliClutch
switches
. ‘.&h System
Selector test
switch at Buzzer sou”ded
1 Below 2.5V 1
VB
ov -
ov -
ov -
ov -
APprox. ov
or 4 5-5 5v
-
Approx. 2V
-
-
AQWOX. Ov
or 4 5-5 5v
-
APQ~OX 1.5V Buzzer not sounded
I VE
I
Ground (Injector)
Ground
(OUtQUt)
Ground (CPU)
Grou”d (Input)
constant
lgnlti swtch ON
klk “SELF-TEST”
ov
-
Ap~rox O.2V
- - Constant
Co”stant lgnller
1H
Constant
Igntho” swdch ON -
- D&ribulor
(Ne-sIgnal) II
1J
1K
1L
1M
1N -
fgnition switch ON
AX switch ON al idle
NC switch OFF at Idle
System Selector lest switch at
“0-z MONITOR” I -
- VB
5&w 2.w -
Vi3
VB Ignition switch
ON
System Selector test swatch at
“SELF-TEST”
ParkIng brake pulled wth lgndlon swtch ON
(DRL OFF) ov
VB
l DRL: oaytime Running tigms
Idle (DFtL ON) Below 2.5v A/C relay
Idle
-
Ignition swtch ON
-
Distributor
(G-stgnal) [DOHC]
3ignosis
x”“ec1or
,TEN terminal) Idle
3RL relay (canada)
-
Accelerator pedal released
Accelerafor pedal depressed
-
ov
VB
-
Ignition switch
ON rhr0ttte sensor
‘Idle switch)

VE Batmy voltage
1 Ve: Battery vm
i
Remark
Termfnal Input Output Connection lo
Test conditkm
colmct voltage Remark
2W
0 Iscvalve lgmtian swdch ON
Approx. iv
-
Idle Appror. 9v
2x
0 Solenoid valve
lgnitlon switch ON
VS
(Purge control) -
IUk
VB
2Y - - -
-
-
@i switch
)N le
I!
C
4
-C
,
,
e
”
3
-C
.
f
-
-
-
)nition switch
)N I I I
I I
I -
22 - - -
- -
-
-
-
luilt in airflow
1eter
lnition swttch
)N
-
VICS: Vata&
Inertia charging
SYStem loaHCl
-
Engine Signal
Monitor: Green
and red lamps
flash
mnin
2H
- I Main relay (w=w I Ignition switch ON
VB
_/I/ - I -
I - 21
25
-7 I - I -
I - , I t 0 Air-flow meter constant
4.5-5.5v 2K
I I I
I
0 I 1 Thr0tlle sensor Accekrator pedal r&eased
4.5-5-W
I I (Power switch)
Accelerator pedal fuUy depessed ov
2M
l-l - I -
-
I -
0 oxygen sensw Ignitia switch ON
ov
Idle (Cold engine) ov
Idle (After “ram-up)
O-l .ov
Increasing engine speed (After warm-up) 0.5v-1 .ov
oeceleratlon
0-0.4v
0 Airflow meter Ignition switch ON
Ap~rox 3 8L
ldk Approx. 3.3 2N
20
2P
0 Intake air ther- Ambient air temperature 20°C (68” F)
mosensor
W W Ap&xox 2 5V
0 water thermosensor Enaine coolant temperature 20°C (68°F)
ADDTOX 2.5\( 20
2R
2s
,.
After “am-up B&w 0 5v
I I I I
- - - - -
0 Sdenoid valve Engine speed below 5.000 rpm Below 1 5v
ww
Engine speed above 5.000 rpm VB
2T I 0 lsolertoid valve
I60 jDOHCl/l20 ISOHCI seconds after en- 1
/ I--
temperature abo& 56°C (136 o F)
(OOHC]/SO”C (122°F) (SOHC]
0 Injector (Nos. 1.3) Other condition at idle VB
Ignition switch ON
Vt7
Idle
VB‘ 2u
2v Engine speed above 2.000 rpm on
decderation (After warm-up) Ve
0 Injector (NOS. 2. 4) Ignition swatch at id& VB
idle
VS.
Engine speed above 2,000 rpm on
deceteratiin (After warm-up) VS

L WIRINQ DIAQRAM
EGI EC-AT HENGINE CONTROL SYSTEM 6 EC-AT CONTROL SYSTEM(1/3) <>. .DoHC 0 .ChNADh b-2
THERMOSWITCH
(SECTION 8-41 MAIN
- -
INSTRUMENT CLUSTER
+ Y/L (EM)
I I I I
Q
I
DIAGNOSIS CONNECTOR
(SECTION u)
II R/L
(EM)
1 ;
2-01 ENGINE CONTROL UNIT (EM)
162-02 MAIN RELAY (ET
1” IS 10 10 IM 1K 31 IG 1E IC 1A
x w G G/B G/R “,$%G,‘Y G/W Y/B V L/R
x R/W 0/L O/L L/Y C/B B/L R/B W/B w/y W/R
,” ,T 117 ,P IN 3L IJ 1H IF 10 16 20 2M 2K 21 26 2E 2C 2A
/L W/L R/B -G/ W/E L/W R/L W
R/Y Y/L * “t R/%-G/k B/G R
2P 2N 2L 2J 2H 2F 2D 28 3Y 3W 3U 35 30 30 3M 3K 31 36 3E 3C 3A (FUEL INJ)
0 L/O Y 3c L/O * G/O *
BpJY/W Y 3/L B/O
L L/Y Y/B * x * * *
* Y/R yp’ 3/B B/O
32 3X 3V 3T 3R 3P 3N 3lL 3J 3H 3F 30 38
2-03 CIRCUIT OPENING 82-04 FUEL TANK UNIT(R) 82-05 IGNITER (EM1 82-06 CONDENSER (EM) 82-07 IGNITION COIL (EM)
RELAY iEM)
B/G
B 82-08 OXYGEN SENSOR (EM)
z-34