1992 MAZDA PROTEGE fuse

T INDEX
OTHER
1, Joint box (including CPU)
Removal / Installation . . . . . . . . . . . . . . . . . . page T-l 5
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page T-58
2. Circuit breaker
Note . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
page T-14
3. Horn
Removal I Installation . . . . . . . . . . . . . . . . . . page T-88
23UOTX-OOf
4. Main fuse
Removal I Installation . . . . . . . . . . . . . . . . . . page T-14
5. Rear window defroster (Filament)
Troubleshooting ,..........,,...,........,
page T-75
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page T-77
Repairing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
page T-77
T-8

T
ELECTRICAL SYMBOLS
Switches and Relays OUTLINE
There is an NC (normally closed) and NO (normally open) indication for switches and relays which shows
when no change of operation conditions has occurred.
Relay Switch
NO type relay NC type relay NO switch NC switch
Not in operation
(No power supply) +E+ #Fig -o-- -da--
ax ax
STOP
FLOW STOP FLOW
In operation
(Power supply) * !jiij! kiig 6 dLe
cw r”X
FLOW STOP FLOW STOP
Other Electrical Symbols
BATTERY
THERMISTER DIODE CONDENSER
Q
M
MOTOR I
T-10
l-
BODY GROUND
COIL, SOLENOID i
0 8 HOLDER BOX
FUSE
RESISTOR
1
T
FUSIBLE LINK
1 i 1
VARIABLE RESISTOR
LIGHT
HEATER
69G15X-O(

T FUSE AND JOINT BOX
FUSE AND JOINT BOX
STRUCTURAL VIEW
13UO-wOl(
1. Main fuse
3. Joint box
Removal I Installation
.................. page T-14 Removal I Installation
.................. page T-l 5
2. Fuse
Inspection ...................................
page T-58
Removal / Installation
.................. page T-l 4
T-12

FUSE AND JOINT BOX
FUSES
Specifications
Main fuse block
Fuse Color
FUEL INJ 30A Pink
HEAD 30A Pink
MAIN 80A Black
BTN 60A Green
AD FAN 30A Pink
ST SIG 10A Red
ELEC FAN 30A Pink Protected circuit
EGI system
Headlight
Cooling fan, Power window, Sunroof, Wiper and washer, Air conditioner
Door lock, Charging system
Additional cooling fan
Fuel pump
Cooling fan
Fuse box
23UOTX-001
Specifications
Fuse
REAR WIPER 10A
HAZARD 15A
ROOM IOA
ENGINE 15A
RADIO 15A
DOOR LOCK 30A
BELT 30A
POWER WINDOW 30A Color
Red
Blue
Red
Blue
Blue
Green
Green
Green Protected circuit
Rear wiper and washer
Hazard warning
Clock, interior lamp, Cargo compartment lamp, Trunk compartment lamp
Alternator
Audio
Power door lock
Passive shoulder belt
Power window
1
T-13

T FUSE AND JOINT BOX
Specifications (Cont’d)
Fuse Color
METER 15A Blue
WIPER 20A Yellow
STOP 20A Yellow
TAIL 15A
Blue
SUNROOF 15A Blue
DEFOG 20A Yellow
HEATER 30A Light green Protected circuit Instrument panel (gauges and warning lamps), Back-up light, Turn signal,
Cruise control system
Windshield wiper and washer
Stoplight, Horn
Taillight, Side marker light, Parking light, Illumination light, License plate light
Sunroof
Rear window defroster
Blower motor
13UOTX-067
L
r 03UOTX-01
1 BL
PULLER
t
L 03UOTX-01
CIRCUIT
BREAKER
RESET BUTTON
03UOTX.01
Removal / Installation
Main fuse
1. Remove the main fuse box mounting bolts.
2. Open the main fuse box lid and remove the bolt.
3. Remove MAIN 80A fuse.
4. Install in the reverse order of removal.
Fuse
When replacing a fuse, use the fuse puller supplied in the fuse
box cover.
CIRCUIT BREAKER
Note
l Push button to reset circuit breaker after operating
dlagnosls of malfunction.
5
T-14

FUSE AND JOINT BOX T
JOINT BOX
Removal / Installation
1. Remove in the order shown in the figure.
2. install in the reverse order of removal.
1. Scuff plate
2. Seaming welt
3. Front side trim 2. J$n; box (including CPU)
Inspection *.,,...,....................*...... page T-57
T-15

I
EXTERIOR LIGHTING SYSTEM
Headlights do not operate (Low and/or High)
(Without cruise)
I
Turn ON light switch (second position)
I
Check head 30A main fuse Short circuit
0
Confirm battery voltage on R w Repair harness (Main fuse - Combination switch) L
I
0 OK
Confirm battery voltage on R wire (when Low) and/or
R/W wire (when High) of the combination switch Replace the combination switch
Confirm battery voltage on R wire (when Low) and/or
R/W wire (when High) of the headlight Repair harness (Combination switch - Headlight)
I
0
Confirm continuity on B wire of the headlight
Repair harness (Headlight - Body ground)
Burnt out bulb
23UOTX-017 Headlights do not operate (Low and/or High)
I
(With cruise)
I
Turn ON light switch (second position)
Short circuit
0 OK
Confirm battery voltage on W/R wire of the combination switch
I
8) C OK Repair harness (Main fuse - Headlight relay)
I
Replace the headlight relay
1
Repair harness (Headlight relay - Combination switch)
Confirm battery voltage on R wire (when Low) and/or
R/W wire (when High) of combination switch connector Replace the combination switch
1
Q 1 OK
Disconnect headlight connector. Confirm battery voltage
on R wire (when Low) and/or on RIW wire (when High)
of connector
,o OK
Repair harness (Combination switch - Headlight)
1
I
Confirm continuity on B wire of the headlight connector
to ground Repair harness (Headlight - Body ground)
I
T-32
OK _ Replace the bulbs
23UOTX-018

EXTERIOR LIGHTING SYSTEM T
Headlights either do not operate or are dim Low-High beam or passing flasher does not
J operate
Burnt out bulb or poor grounding J
03UOTX-049 Defective combination switch
03UOTX-050
(Canada) Daytime running lights (DRL) do not operate
Confirm that headlights operate with the light switch ON
(second position) OK
Turn OFF the light switch and turn ON the ignition
switch when parking level pulling
I
Check head 30A main fuse OK
Check DRL resistor OK Repair DRL resistor 10A fuse
Confirm battery voltage on R and L/G wire of the DRL NG
relay Repair harness (Fuse - DRL relay)
I
I
Check the DRL relay
Repair DRL relay
1 OK
Confirm battery voltage on (BRNV) wire of the DRL con-
trol unit NG
Repair harness (DRL relay - DRL control unit) OK
Confirm battery voltage on (L/G) wire of the DRL control NG
unit Repair harness (Rear wiper fuse - DRL control unit) OK
Confirm continuity of (G/R) wire of the DRL control unit x Repair harness (DRL control unit - Parking brake
to ground switch) or check the parking brake switch 1 OK
Confirm continuity on (B) wire of the DRL control unit to
NG
ground Repair harness (DRL control unit ground) OK
-1 NG
Confirm approx. 8V on the DRL resistor Repair harness (DRL control unit - DRL headlight)
I
Confirm battery voltage on (
Confirm approx. 8V on (R/W) wire of the DRL resistor Repair harness (DRL resistor - DRL relay)
Repair harness (DRL control unit - DRL resistor)
23UOTX-019
T-33