1992 MAZDA PROTEGE suspension

1992
Mazda
CONTENTS
Protege
Workshop
Manual
FOREWORD
This workshop manual is intended for use
by service technicians of Authorized Mazda
Dealers to help them service Mazda vehicles.
For proper repair and maintenance, a
thorough familiarization with this manual is im-
portant, and it should always be kept in a han-
dy place for quick and easy reference.
All the contents of this manual, including
drawings and specifications, are the latest avail-
able at the time of printing. As modifications
affecting repair or maintenance occur, relevant
information supplementary to this volume will
be made available at Mazda dealers. This
manual should be kept up-to-date.
Mazda Motor Corporation reserves the right
to alter the specifications and contents of this
manual without obligation or advance notice.
All rights reserved. No part of this book may
be reproduced or used in any form or by any
means, electronic or mechanical-including
photocopying and recording and the use of
any kind of information storage and retrieval
system-without permission in writing.
Mazda Motor Corporation
HIROSHIMA, JAPAN
APPLICATION:
This manual is applicable to vehicles beginning
with the Vehicle Identification Numbers (VIN)
shown on the following page.
Title
General Information Section
Pre-Delivery Inspection and
Scheduled Maintenance Services
SOHC
Engine
DOHC
Lubrication System
Cooling System
Fuel and Emission Control System
Engine Electrical System
Clutch
FSM-R
Manual Transaxle
GSM-R
Automatic Transaxle
Front and Rear Axles
Steering System
Braking System
Wheels and Tires
Suspension
Body
--
Body Electrical System
Heater and Air Conditioner Systems
Technical Data
Special Tools
Parts Index
Wiring DNvam
I Part No. 5209-10-91 F)
9999~95-019(3-92)
o 1991 Mazda Motor Corporation
PRINTED IN USA, JUL. ‘91
1270-l O-91 G
(9999-95-0178-92)

PRE-DELIVERY INSPECTION
PRE-DELIVERY INSPECTION
PRE-DELIVERY INSPECTION TABLE
Following items may be done at any time prior to delivery to your customer.
INSPECT and ADJUST, if necessary, the following items to
the specifications:
0 Glass, exterior bright metal and paint for damage
Cl Wheel lug nuts, and locks (if equipped)
88-118 N.m (9-12 m-kg, 65-87 ft-lb)
q All weatherstrips for damage or detachment
0 Operation of hood release and lock
0 Operation of trunk lid, rear hatch, and fuel lid opener
Cl With trunk open, check for spare jack, tire, tools, and
fasteners securing these items in place.
Cl Door operation and alignment
Cl Headlight aim
INSTALL the following parts:
Cl Wheel caps or rings (if equipped)
q Outside rearview mirror(s)
1 UNDER HOOD-ENGINE OFF )
INSPECT and ADJUST, if necessary, the following items to
the specifications:
0 Fuel, coolant and hydraulic lines, fittings, connections and
components for leaks
Cl Engine oil level
0 Power steering fluid level
0 Brake and clutch master cylinder fluid level
El Windshield washer reservoir fluid level
Cl Radiator coolant level
Cl Tightness of battery terminals
Cl Manual transaxle oil level
riizmiq
INSTALL the following parts:
Cl Rubber stopper for inside rearview mirror
CHECK operation of the following items:
0 Seat controls (sliding and reclining) and head restraint
Cl Folding rear seat
0 Door locks, including childproof door locks (if equipped)
Seat belts and warning system
Cl Ignition switch and steering lock
0 Inhibitor switch (ATX only)
U Starter interlock switch (clutch pedal, MTX only)
Cl All lights, including warning and indicator lamps
Cl Sound warning system
Cl Horn, wipers and washers (front and rear, if equipped)
0 Audio system (if equipped) 0 Cigarette lighter and clock
0 Sunroof (if equipped)
II Remote control outside rearview mirrors (if equipped)
Cl Power windows (if equipped)
q Heater, defroster and air conditioner at various mode
selections (if equipped)
CHECK the following items:
Cl Presence of spare fuse
0 Upholstery and interior finish
CHECK and ADJUST, if necessary, the following items:
0 Pedal height and free play of brake and clutch pedal
Pedal height mm (in) Free play mm (in)
0 Parking brake
5-7 notches/98 N (10 kg, 22lb)
UNDER HOOD-ENGINE RUNNING AT
OPERATING TEMPERATURE
CHECK the following items:
q Automatic transaxle fluid level
[I
CHECK the following items:
Cl Underside fuel, coolant and hydraulic lines, fittings, con-
nections and components for leaks
0 Tires for cuts or bruises
0 Steering linkage, suspension, exhaust system and all un-
derside hardware for looseness or damage
[I
CHECK the following items:
0 Brake operation
0 Clutch operation
Cl Steering control
Cl Operation of gauges
q Squeaks, rattles or unusual noise
Cl Emergency locking retractors
0 Cruise control system (if equipped)
1 AFTER ROAD TEST (
CHECK for necessary owner information materials.
Following items must be done just before the delivery to your customer.
q Load test battery and charge if necessary
1 Volts 1 0 Install fuses for accessories
i.. _
0 Adjust tire pressure to the specification
Load test result cl Remove seat and floor mat protective covers
(Refer to door label) 0 Vacuum and clean interior of vehicle
0 Clean outside of vehicle q Inspect installation of option parts with invoice
23UOAX-002
A-2

7 Schedule 1 (Normal Driving Conditions) (Cont’d)
MAINTENANCE
INTERVALS 1 ::::“’ rths ’ 7.5
DPERATION x 1,000 miles
x 1,000 km 3r mi
15
15
24
1
Page
l- . whichever comes first s (kilometer!
37.5
37.5
60 52.5
52.5
64 60
60
96
I
l-7
Service data and inspection points
l Hoses for cracks or wear l Coolant level E-5
Zooling system
Engine coolant
Fuel filter
‘die speed
Fuel lines
Brake lines, hoses and connections
l Coolant capacity:
5.0 liters (5.3 US qt, 4.4 Imp qt) . . . . . . . . . . MTX
6.0 liters (6.3 US qt, 5.3 Imp qt) . . . . . . . . . . ATX
I E-6 -
F-l 24
l ATX: P range, MTX: Neutral
700-800 rpm (with parking brake applied)
l Fittings, connections, and components for F-80
F-120
-
H-6
P-28
P-29
P-20
P-25
P-18
P-25
---
N-27
N-8
-
M-21
-
F-136
u-35
u-39 leaks
0 Proper attachment and connections
l Operation l Pedal height (with carpet):
196-204mm (7.72-8.03 in)
l Free play:
5--13mm 10.197-0.512 in) Clutch pedal
l Wheel cylinder operation and leakage
l Lining for wear or damage l Lining thickness:
Minimum . . . . . 1 .Omm (0.04 in)
l Drum inner diameter
Maximum..... 201mm (7.91 in) Drum brake
l Caliper operation l Disc plate thickness:
Minimum.... Front 20mm (0.79 in)
Rear 7.0mm (0.28 in)
l Pad thickness:
Minimum.... Front 2.0mm (0.08 in)
Rear l.Omm (0.04 in)
l Operation and looseness l Fluid leakage or oozing l Free play.... O-30mm (O-l .18 in)
l Damage, looseness, and grease leakage
l Cracking and damage
l Retighten all loose nuts and bolts I
1
Disc brake
I
---l-T
Steering operation and linkage
Front suspension ball joints
Drive shaft dust boots
Bolts and nuts on chassis and body
Exhaust system heat shield
Air conditioner system (if equipped) Refrigerant
Compressor am01 anni I
l Insulation clearance
- ,.
Inspect rerrlgerar
Inspect operation annually -

I
Schedule 2 (Unique Driving Conditions) (Cont’d)
(kil
I :
I :
’ 1 iii ichever comes first lometers), Y
25 30 35
25 30 35
40 48 58
I
45
45
72 50
50
80
-
-
I
I
I
I
I
T
I
,
40
iii
i5i
-
-
-
-
-
-
-
-
-
I
-
-
T -
-
-
- -
1 nspec L :t rerngeranr amount annually
Inspect operation annually m
rs
E
24
-
-
-
I
-
-
-
T
-
T fn
iiF
is
w
-
-
-
-
-
-
-
-
- iii
iii
,s
-
I
-
I
-
I
-
I
T
I-
r
T
-
T7
Service data and inspection points Page l
Operation l Pedal height (with carpet):
196-204mm (7.72-8.03 in) l
Free play
5-13mm (0.197-0.512 in) l
Wheel cylinder operation and leakage l Lining for wear or damage l Lining thickness:
Minimum l.Omm (0.04 in) l
Drum inner diameter: H-6
Clutch pedal
P-28
P-29 Drum brake
Maximum 201mm (7.91 in) l
Caliper operation l Disc plate thickness:
Minimum Front.... 20mm (0.79 in)
Rear . . . . . 7.0mm (0.28 in) l
Pad thickness:
Minimum Front.... 2.0mm (0.08 in)
Rear . . . . . 1 .Omm (0.04 in) l
Operation and looseness l Fluid leakage or oozing l Free play.... O-30mm (O-l.18 in) l
Damage looseness and grease leakage l
Cracking and damage l
Retighten all loose nuts and bolts l
Insulator clearance
-
- P-20
P-25
P-18
P-25
N-27
N-8 Disc brake
Steering operation and linkage
Front suspension ball joint
Drive shaft dust boots
Bolts and nuts on chassis and body
Exhaust system heat shield
Air conditioner system (if equipped) Refrigerant
Compressor -
M-21
-
F-136
u-35
u-39

7 Schedule (Cont’d)
rile
iii
48
30
-
R
I
R !rs
25
40
25
-
-i- , whichever comes first
OPERATION MAINTENANCE Number of m
INTERVALS Months
x 1,000 km
x 1,000 miles
ii
is
G
-
i-
-
-
I
5-
T
-
-
-
-
-
-
- ii
z
ro
-
I-
-
-
I
- 45
72
45
-
-i-
-
-
I
-
ry 15 month:
I I I
A
t
A
j
milt Service data and inspection points Page
l Capacity
MTX B6, BP SOHC:
2.68 liters (2.83 US qt, 2.36 Imp qt)
BP DOHC
3.35 liters (3.55 US qt, 2.96 Imp qt)
ATX: 6.3 liters (6.7 US qt, 5.5 Imp qt)
l Level and condition
- Jl-7
J2-7
- Transaxle oil
l Wear and damaae -i- -i- -i- -
Brake fluid, clutch fluid
Brake fluid*3 -
Q-3, 5
Q-6
N-27
P-28
P-29 I I
- I
1,oo
-i
-
-
-
-
-
-
- I
G
T
-
-
-
-
-
-
- I
15,(
I Tire inflation pressure and wear l Proper pressure-
-
l Level and condition
l Wheel cylinder operation and leakage l Lining for wear or damage l Lining thickness:
Minimum 1 .Omm (0.04 in)
l Drum inner diameter. 3s) or f
I I
I
:t r
- Rotate tires
Power steering fluid
Drum brake ? every
I I
Disc brake I I
Maximum 201mm (7.91 in)
l Caliper operation l Disd plate thickness:
Minimum Front.... 20mm (0.79 in)
Rear . . . . . 7.0mm (0.28 in)
l Pad thickness:
Minimum Front.... 2.0mm (0.08 in) P-20
P-25
P-l 8
P-25
N-27
N-8 Rear . . . . . 1 .Omm (0.04 in)
l Operation and looseness l Fluid leakage or oozina
l Free play.... O--3OmmjO-1.18 in)
l Damage looseness and grease leakage
l Cracking and damage
l Insulator clearawp .-v
-
Steering operation and linkage
I
-i-
-I-
-i- Front suspension ball joint
Drive shaft dust boots
Exhaust system heat shield
Air conditioner system (if equipped) Refrigerant
Compressor
Suspension components (front and rear)
All chassis and body nuts and bolts
All locks and hinaes
Washer fluid -
M-21
F-136
u-35
u-39
-
- IY efrigerant amount ann
*. I# mspec
Inspect operation annualry -
l Damaae
l Retighten all loose nuts and bolts
l Lubricate all locks and hinges
l Level
l ODeration - Function of all lights l !%t and damage -

F OUTLINE
COMPONENT DESCRIPTIONS
Component
Air cleaner
Airflow meter
Mr valve
Atmospheric pressure
Sensor
Catalytic converter Function Remark
Filters air entering throttle body
Detects amount of intake air; sends signal to intake air thermosensor and fuel pump
ECU switch included
Supplies bypass air into dynamic chamber
l Engine speed increased to shorten
when engine is cold warm-up period
l Thermowax type l Installed in dynamic chamber
Detects atmospheric pressure; sends signal Built in ECU
to ECU
Reduces HC, CO, and NOx by chemical Monolith type
reaction Charcoal canister
Stores fuel tank fumes while engine stopped Check valve
Controls pressure in fuel tank Two-way type Circuit opening relay
Voltage for fuel pump while engine running Clutch switch (MTX)
Detects clutch condition; sends signal to Switch OFF when clutch pedal released
ECU Diagnosis connector
Concentrated service connector 25pin (located near left suspension mount-
Concentrated terminals: ing block)
1. EGI self-diagnostic terminal
2. EC-AT self-diagnostic terminal
3. Test terminal
4. Fuel pump check terminal
5. Cooling fan check terminal
6. Engine rpm output terminal Dynamic chamber
Interconnects all cylinders Engine control unit (ECU) Detects the following:
1. A/C operation 1. A/C switch
2. Air/fuel ratio (Oxygen concentration) 2. Oxygen sensor
3. ATF thermosensor
4. Atmospheric pressure 4. Atmospheric pressure sensor
5. Braking signal 5. Stoplight switch (MTX)
6. Cranking signal 6. Ignition switch (START Position)
7. DRL (Daytime Running Light) operation 7. DRL relay (Canada)
8. E/L operation 8. Blower motor switch, cooling fan relay,
headlight switch, and rear window
defroster switch
9. Engine coolant temperature 9. Water thermosensor
10. Engine speed 10. Distributor (Ne-signal)
11. Ignition ON signal 11. Ignition switch
12. In-gear condition 12. Neutral and clutch switches (MTX)
13. Inhibitor switch (ATX) 13. N range, D range, S range, L range
switch
14. Intake air amount 14. Airflow meter
15. Intake air temperature 15. Intake air thermosensor
(In airflow meter)
16. No.1 piston TDC of compression
17. P/S operation
18. Shift solenoid (ATX)
19. Test signal (Ignition timing, idle speed,
Malfunction code No.)
20. Throttle valve fully closed/fully open
condition 16. Distributor (G-signal) DOHC)
17. P/S pressure switch
18. 1-2, 2-3, 3-4, Lockup solenoid
19. Diagnosis connector
(TEN terminal)
20. Throttle sensor (MTX)
21. Throttle valve opening angle
22. Turbine sensor 21. Throttle sensor (ATX) .__r
F-10

MANUAL STEERING N
TROUBLESHOOTING GUIDE
Problem
Possible cause Action PagelSectio
Steering feels heavy
Poor lubrication, foreign material in mechanism, stuck or Lubricate or replace N- 6
(Vehicle jacked up) damage of steering ball joint
Improper steering gear preload
Replace gear -
Damaged steering gear
Replace N-13
Malfunction of steering shaft joint
Replace N-10
Malfunction of steering gear Replace N-13
Cracked or worn steering gear mounting rubber Replace N- 6
Malfunction of suspension -
Section R Steering wheel pulls
Damaged steering linkage
Replace N-13 to one side Damaged wheel or tire -
Section Q
Malfunction of braking system -
Section P
Malfunction of suspension -
Section R General instability
Worn or damaged steering joints Replace N- 6 while drlvlng Improper steering gear preload Adjust
Damaged steering linkage
Replace N-13
Damaged wheel or tire -
Section Q
Malfunction of suspension -
Section R Steering feels
Malfunction of steering gear
Replace N-13 unstable Malfunction of steering joints
Replace N- 6
Malfunction of steering linkage
Replace N-13
Excessive steering
Worn steering gear
Replace N-13 wheel play Worn or damaged steering joints
Replace N- 6 Loose steering gear mounting bolts
Replace N-13 Poor steering wheel
Stuck or damaged steering joints
Replace N- 6
return Improper steering gear preload
Replace gear
Damaged wheel or tire -
Section Q
Malfunction of suspension -
Section R Shimmy
Damaged steering linkage Replace N-13 (Steering wheel Loose steering gear mounting bolts Tighten N-13 vibrates left/right) Stuck or damaged steering joints Replace N- 6
Damaged or worn front wheel bearing Replace Section M
Damaged wheel or tire -
Section Q
Malfunction of suspension -
Section R Abnormal noise from
Loose steering gear mounting bolts
Tighten N-13 steering system Malfunction of steering gear Replace N-13
Obstruction near steering column Replace -
Loose steering linkage Tighten N-13
Worn steering joints Replace N- 6
23UONX-OC
N-5

CONVENTIONAL BRAKE SYSTEM
TROUBLESHOOTING GUIDE
Problem Possible cause Remedy Page
Poor braking
Leakage of brake fluid Repair P- 7
Air in system Bleed air P- 6
Worn pad or lining Replace P-l 8,23,28
Brake fluid, grease, oil, or water on pad or lining Clean or replace P-18,23,28
Hardening of pad or lining surface or poor contact Grind or replace P-l 8,23,28
Malfunction of disc brake piston Replace P-l 9,24
Malfunction of master cylinder or wheel cylinder Repair or replace P-l 0,21,26,
28,30
Malfunction of power brake unit Repair or replace P-16
Malfunction of check valve (vacuum hose) Replace P-15
Damaged vacuum hose Replace -
Deterioration of flexible hose Replace -
Malfunction of dual proportioning valve Replace P-17 Brakes pull to one
Worn pad or lining Replace P-l 8,23,28 side Brake fluid, grease, oil, or water on pad or lining Clean or replace -
Hardening of pad or lining surface or poor contact Grind or replace
Abnormal wear or distortion of disc, drum, pad, or lining Repair or replace P-l 8;3,28
Malfunction of automatic adjuster Repair or replace -
Looseness of backing plate I dust cover mounting bolts Tighten Section M
Malfunction of wheel cylinder Repair or replace P-21,26,30
Improperly adjusted wheel alignment Adjust Section R
Unequal tire air pressures
Adjust Section Q Brakes do not
No brake pedal play Adjust P- 9 release Improperly adjusted push rod clearance Adjust P-11
Clogged master cylinder return port Clean -
Weak brake pad or shoe return spring Replace -
Wheel cylinder not returning properly
Clean or replace
Malfunction of piston seal of disc brake Replace P-l;,24
Excessive runout of disc plate
Replace P-20,25 Pedal goes too far
Improperly adjusted pedal play Adjust P- 9 (too much pedal Worn pad or lining
Replace P-18,23,28 stroke) Air in system
Bleed air P- 6 Abnormal noise or
Worn pad or lining
Replace P-18,23,28 vibration during Deteriorated pad or lining Grind or replace - braking Brakes do not release Repair -
Foreign material or scratches on disc plate or drum con- Clean -
tact surface
Looseness of backing plate / dust cover or caliper Tighten
Section M,
mounting bolts P-l 9,24
Damaged disc or drum contact surface Replace -
Poor contact of pad or fining Repair or replace
P-18,23,28
Insufficient grease on sliding parts Grease - Steering wheel pulls
Dragging brake Repair - to one side Malfunction of steering system -
Section N
Damaged or unbalanced wheel(s) -
Section Cl
Incorrect tire pressure -
Section Q
Malfunction of suspension -
Section R
mm> IAn\, ,.e
P-5