1992 MAZDA PROTEGE light

EXTERIOR LIGHTING SYSTEM T
03UOTX-07
STOPLIGHT SWITCH
Inspection
1. Remove the stoplight switch connector.
2. Connect an ohmmeter between terminals of the stoplight
switch.
3. Confirm continuity between the terminals when the brake
pedal is depressed.
SACK-UP LIGHT SWITCH (For MTX)
Inspection
1. Remove the back-up light switch connector.
2. Shift to the reverse position.
3. Confirm continuity between the R/G and the B/Y wire of the
connector.
LICENSE PLATE LIGHT
Removal / Inspection / Installation
1. Remove in the order shown in the figure.
2. inspect all parts and repair or replace as necessary
3. Install in the reverse order of removal.
PROTEGi
1. Nut
2. Gasket
3. Bulb 4. License plate light (Rear finisher)
Visual inspection
T-47

T EXTERIOR LIGHTING SYSTEM
Hatchback
OWOTX-(
1. Screw 4. Cover
2. Lens 5. Screw
3. Bulb 6. Bracket
Visual inspection
REAR SIDE MARKER LIGHT (PROTEGE)
Removal / lnspectlon / lnstallatlon
1. Remove in the order shown in the figure.
2. Inspect all parts and repair or replace as necessary.
3. Install in the reverse order of removal.
13UOTX-033
T-48

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

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

2L BUZZER 2A 28 2C 20 1A 3K - - -
n n n n n
nn
1 1
1
BELTS
OIL
3w
3W
u u uuu u u u u
L-l u u u u
1C 3L 2E 2G 11
1G 1F 1D 1B
3F 38 3G 1E 30
n II 11 l-l l-l It 11 l-l
1J 11 1H 1G IF 1E 1D lG 1B 1A 2L 2K 2J 21 2H 2G 2F 2E 20 2G 28 2A
n Ir ,I
3L 3K 3J 31 3i-l 3G 3F 3E 3,, 3~ 3B 3A
Ter-
minal Connected to
tA Combination switch
1B Ground
1C Fuel tank unit
ID EGI control unit
1E Washer level sensor
1F Fuel tank unit
1G EC-AT control unit
1H EC-AT control unit
II
1J I Connected to Ter-
minal
2A Speed sensor output
28 Light switch (high beam)
2C Turn switch (L1

2L BUZZER 2A 28 2C 2D 1A 3K l--r nnmn
I I‘ I
1C 3L 2E 2G IL iG 1F 1D tB
3F 38 3G 1E 3D
l-l rt
II l-l
l-l It II l-l 1J 11 1H
1G IF 1E 1D 1C 1B 1A 2L 2K 2J 21 2H 2G 2F 2E 2D 2C 28 2A
r-l It ,I 3L 3K 3J 31 3H 3G 3F 3E 3D 3C 3B 3A
Ter- I I minal Connected to 1 1A Combination switch
1B Ground
IC Fuel tank unit
1 ID 1 EGI control unit
I
II L 1J 1
L Ter-
minal Connected to
2A Speed sensor output
28 Light switch (high beam)
2C Turn switch (L)
20 Turn switch (R)
2E Ground
2F Ground
2L 1 IGI battery Ter-
minal Connected to
3A
38 Alternator
3c
30 Oil pressure switch
3E
3F Parking brake switch, Brake fluid switch
3G Passive shoulder belt control unit
3H h
I 31
3J
3K
IG2 battery
3L Water temperature gauge unit

REAR WINDOW DEFROSTER T
TROUBLESHOOTING
Circuit Diagram
. .-
m DIGITAL CLOCK WXGARETTE LIGHTER I-l
f$pjg
MAIN
BOA BTN
60A v v
0. o! B (E)
l- IX-0 lJ
Ix-u REAR WINDOW DEFROSTER SWITCH TI LUMINATION LAMP: REFER TO JB-05 a
CTION I-4
I nnnt.,4
.L (F)
SE
JB-02LJ:t=;GJB-06
a3 ,, ,, @
I \\- //
B/W (I)
ET?-- (F)
5 JB-06 @
RADIO
15A
JB-02 0
1 ,“Yll IOA
JB-02 0
REAR WINDOW
m&R;~TER I
4 JB-02 @+ PRTEGE i
IV
tr I
I+ LA.“, I I\-1 I
I - -
_--___---
_._- ------
I 2s 1 w
rzlznl+ I I (3
I I -. .--. .- tNGlNt CONTROL UNIT
(SECTION
B-;c. 2b)
REAR WINDOW
DEFROSTER
PRO,TEGE ,/ ILLUMINATION
LAMPS
(SECTION I-4)
‘-01
REAR WINDOW I-02 REAR WINDOW I-03 CIGARETTE
jEFROSTER SWITCH (1)
* B/L R/B
B B/W R
03UOTX-124
T-75

T CRUISE CONTROL SYSTEM
CRUISE CONTROL SYSTEM
STRUCTURAL VIEW
r
1. Cruise control switch
Removal / Installation . . . . . . . . . . . . . . . . . . page T-20
Inspection . . . . . . . . . . . . ...*..*...*.........*.. page T-21
2. Speed sensor (in the meter)
Inspection . . . . . . . . . . . . . . . . . . . . . . ,. . . . . . . . . . . . page T-72
3. Actuator
Inspection .,........**.,....*,......,..,..... page T-87
4. Cruise control unit
Troubleshooting . . ,. . . . . . . . . . . . . . . . . ,. . . . , page T-83
Removal I Installation . . . . . . . . . . . . . . . . . . page T-85
Self-diagnostic inspection , . . . . . . . . . , page T-80
Inspection . . . . . . . .._... . . . . . . . . . . . . . . . . . . . page T-86 5. Stoplight switch
Inspection , . , . , . . . . . . . . . . . . . . . . . . . . . . pages T-47, 87
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . page T-87
6. Clutch switch (For MTX)
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . page T-87
7. Cruise control main switch
Inspection ,..,.,.,..,....,........... page T-21
T-78