engine MAZDA PROTEGE 1992 Workshop Manual

Troubleshootina Z-GM 1
Precautions when servicing electrical system
l Note the following items when servicing the electrical system.
l Do not alter the wiring or electrical equipment in any way as this may damage the vehicle or cause a fire
due to shorting or overcapacity of a circuit.
l Always disconnect the negative (- ) battery cable first and 0 Replace blown fuses with ones having the same designated
reconnect It last when disconnecting the battery. capacity.
1OA
15A
Zaution
l Be sure that the ignition and other switches are OFF
before disconnecting or connecting the battery
terminals.
Failure to do so may damage the semi-conductor
components. Caution l Replacing a fuse with one of a larger capacity than
designated may damage components or cause an electrical
fire.
l Secure harnesses with a clamp when provided to take Up l Tape areas of the
a Be sure that the harness
any slack. harness that may rub or
is not caught or damaged
bump against sharp
when mounting
edges to protect it from
components.
damage.
Caution
l Clamp all harnesses near vibrating components(e.g.
the engine) to remove any slack and prevent Contact
due to vibration.
l Do not handle roughly or drop electrical components.
l Disconnect heat sensitive
parts (e.g. relays, ECU)
when performing
maintenance where
temperatures may exceed l Make sure that the
connectors are securely
connected when
installed.
80°C (176°F) (i.e.welding).
oid

WIRINQ DIAQRAM 2
-CURRENT FROM BATTERY
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BATTERY
P-
f
30A HEAD SYSTEM NAME
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15A TAIL I
t-
BOA
MAIN
7 ST /;
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IG
:
:
1
:
I
20A ?--
AD FAN
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VW/B : I
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I
I TRUNK COMPARTMENT
l LAMP I-3
:
I ( - n COURTESY LAMPS I-3
I
1OA
3EAR WIPER I
-- ---- L,G--/-~~-.=/zzI~~~
l REAR WIPER 6 WASHER D-3
20A WIPER
30A HEATER
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I
INSTRUMENT CLUSTER
l & WARNING LAMPS C
15A METER
-----+yy _---
IOA ROOM
-1
t
----------.mBUCK-UP LIGHTS F-3
20A STOP
-G/W i - m HORN F-3
1
I
F-2
/--------%CRUISE CONTROL SYSTEM 0
. l SHIFT-LOCK SYSTEM
15A
HAZARD
I-- ------. H
--- _------
TURN 6 HAZARD
--o----B/R ; n FLASHER LIGHTS F-l
I
IPOWER DOOR LOCK K-;
’ PASSIVE SHOULDER BELT s
-mCONTROL SYSTEM
+-B/R--+-/ “Yr. I YV.LI, T.AI1a.A
---------B/W----~-i-t------. n P,-&,ER WINDOW
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I
1
I I 15A ENGINE
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; 30A FUEL INJ ’ a...
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WDIGITAL CLOCK I-l
,
I 20A DEFOG I r-- WINDOW DEFROSTER 1-1
B/L I -- mCIGARETTE LIGHTER I-l
:
_ mAU’)IO SYSTEM
i----a,w-.--15A RAo1o -.-L,e-i~---i--mPOWER J
OUTSIDE MIRRIOR L
30A COOLING FAN L- ------------.
l COOLING FAN SYSTEM ;-4
B/R-p-
l STARTING SYSTEM A-l

I II . . . . . m- I.--..--
n 3TARTING SYSTEM A-l
MAIN
INSTRUMENT
ENGINE CONTROL
(SECTION 8-2~)
CRUISE CONTROL
-01 STARTER (E)
A-02 INHIBITOR SWITCHA- STARTER INTER-
(F) LOCK SWITCH (F)
6

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