ABS MAZDA 626 1987 Manual PDF

TROUBLESHOOTING GUIDE 1 3
TROUBLESHOOTING GUIDE
Problem Possible Cause Remedy Page
Body "rolls" Weak stabilizer Replace 13-23, 27 Worn or deteriorated stabilizer or suspension arm Replace 13—39, 41 bushing
Shock absorber malfunction Replace 13-13, 29
Poor riding comfort Weak coil spring Replace 13-15, 32 Shock absorber malfunction Replace 13-13. 29
Body tilt Worn coil spring Replace 13-15, 32 Worn stabilizer of suspension bushing Replace 13-23, 27,
39, 41
Abnormal noise from Poor lubrication or wear of lower arm ball joint Replace 13-18, 36 suspension system looseness of peripheral connections Tighten
Shock absorber malfunction Replace 13-13, 29 Worn or deteriorated stabilizer or suspension arm Replace 13—23, 27, bushing 39, 41 Worn or damaged front strut bearing Replace 13-15
"Heavy" steering Lower arm ball joint stuck Replace 13—18, 36
wheel operation Ball joints stuck or damaged Replace 13-18, 36
Ball joints insufficiently lubricated; foreign material; ab-Lubricate or replace 13-18, 36
normal wear Improperly adjusted wheel alignment (toe-in) Adjust 13-50, 52
Worn or damaged steering gear bushing Refer to section 10 —
Improperly adjusted pinion pre-load Refer to section 10 —
Damaged steering gear Refer to section 10 —
Insufficient grease on steering gear Refer to section 10 —
Malfunction of steering shaft universal joint Refer to section 10 —
Low tire pressure Refer to section 12 —
Abnormal tire wear Refer to section 12 —
Steering wheel pulls Weak coil spring Replace 13-15, 32
to one side Lower arm or stabilizer bushing worn or damaged Replace 13-20, 38
Damaged knuckle arm Refer to section 9 —
Lower arm damaged or loose Replace or tighten 13-18 Improperly adjusted wheel alignment (toe-in) Adjust 13-50, 52
Damaged steering linkage Refer to section 10 —
Damaged wheel bearing Refer to section 9 —
Uneven tire pressure Refer to section 12 —
Abnormal tire wear Refer to section 12 —
Brakes dragging Refer to section 11 —
Steering wheel Suspension arm or stabilizer bushing worn or deteri-Replace 13—23, 27.
vibrates orated 39, 41
Worn lower arm ball joint Replace 13-18, 36
Shock absorber malfunction or looseness Replace or tighten 13-13, 29
Improperly adjusted wheel alignment (toe-in) Adjust 13-50, 52 Damaged linkage Refer to section 10
Improperly adjusted pinion preload Refer to section 10
Worn steering gear bushing Refer to section 10 —
Loose steering shaft universal joint Refer to section 10 —
Damaged wheel bearing Refer to section 9 —
Abnormal tire wear Refer to section 12 —
Abnormal tire wear Refer to section 12 —
Damaged or unbalanced wheel Refer to section 12 —
76G13X-009
13—11

1 3 TROUBLESHOOTING GUIDE
Problem Possible Cause Remedy Page
Excessive steering wheel play
Worn or damaged lower arm bushing
Improperly adjusted pinion preload
Worn rack and pinion
Loose steering shaft universal joint
Replace
Refer to section 10
Refer to section 10
Refer to section 10
13-20, 38
General instability Weak coil springs
Shock absorber malfunction Worn or damaged lower arm or stabilizer bushing
Improperly adjusted wheel alignment Improperly adjusted pinion preload
Loose steering shaft universal joint Incorrect tire pressure Damaged or unbalanced wheel Malfunction of wheel bearing
Replace Replace Replace Adjust
Refer to section 10 Refer to section 10 Refer to section 12 Refer to section 12 Refer to section 9
13-15, 32
13-13, 29
13-20, 38
13-50, 52
76G13X-009
13-12

FRONT SHOCK ABSORBER AND SPRING 1 3
FRONT SHOCK ABSORBER AND SPRING
REMOVAL AND INSTALLATION
1. Jack up the front of the vehicle and support it with safety stands.
2. Remove in the sequence shown in the figure, referring to the removal note for specially marked parts.
3. Install in the reverse order of removal, referring to the installation note for specially marked parts.
4. Tighten all nuts and bolts to the specified torque, referring to the figure.
.CD
46—63 N m (4.7—6.4 m-kg, 34—46 ft-lb)
8—11 Nm (80—110 cm-kg, 69—95 In-lb)
93-117 N-m . (9.5-11.9 m-kg, 69—86 ft-lb)
88—118 N-m (9—12 m-kg, 65—87 ft-lb)
11—25 N-m (1.1—2.6 m-kg, 8.0—19 ft-lb)
1. Lug nut
2. Wheel and tire
3. Clip
4. Harness and bracket bolt
(ABS)
5. Rubber cap
6. Actuator (AAS)
7. Nuts and bolts (Ignition coil
bracket)
76G13X-012
8. Bolt and nut
9. Nut
10. Shock absorber assembly
11. Seat
86U13X-010
Removal Note
ABS Harness bracket
Remove the ABS harness and bracket.
13—13

1 3 FRONT SHOCK ABSORBER AND SPRING
AAS actuator
1. Disconnect the AAS actuator connector.
2. Remove the AAS actuator.
86U13X-011
Shock absorber clinch bolts and nuts
1. Remove the shock absorber clinch bolts and nuts.
2. Remove the shock absorber upper mounting nuts.
76G13X-013
Installation Note
Mounting block
Install the mounting block to the suspension tower
with the white mark facing the front-inside direction.
Tightening torque: 46—63 N-m
(4.7—6.4 m-kg, 34—46 ft-lb)
86U13X-013
Shock absorber clinch bolts and nuts
Install the clinch bolts and nuts.
Tightening torque: 93—117
N
m
(9.5—11.9 m-kg, 69—86 ft-lb)
86U13X-014
13—14

FRONT SHOCK ABSORBER AND SPRING 1 3
DISASSEMBLY AND ASSEMBLY
1. Disassemble in the sequence shown in the figure, referring to the disassembly note for specially
marked parts.
2. Inspect all components and parts, referring to inspection note.
3. Assemble in the reverse order of disassembly, referring to the assembly note for specially marked
parts.
4. Tighten all nuts and bolts to the specified torque, referring to the figure.
76G13X-014
1. Nut
2. Actuator bracket
3. Mounting block
4. Bearing
5. Spring upper seat
6. Spring seat
7. Dust boot
8. Bound stopper
9. Coil spring
10. Shock absorber
13—15

1 3 FRONT SHOCK ABSORBER AND SPRING
76G13X-015
I N
49 G034 102 1
| 49 G034 103 | iBHssfllil 49 G034 101 |
mmy
LojaiiaiciS]
86U13X-018
76G13X-016
Disassembly Note
1. Loosen the piston rod upper nut several turns, bu
do not remove.
Caution
a) Do not remove the nut.
b) Use copper or aluminum plates in the jawj
of a vice.
2. Set the SST in a vise.
3. Secure the shock absorber in the SST.
4. Compress the coil spring with the SST, then re
move the upper nut.
5. Remove the coil spring.
Inspection Note
Check the following and repair or replace any fault}
parts.
1. Oil leakage or abnormal noise from shock ab
sorbers
2. Deterioration or damage of mounting block anc
bearing
3. Wear or damage of bound stopper
4. Smooth rotation of control rod (AAS)
86U13X-020
13—16

FRONT SHOCK ABSORBER AND SPRING 1 3
Assembly Note
1. Set the SST in a vise
2. Secure the shock absorber in the SST.
3. Install the bound stopper and dust boot to the
shock absorber.
4. Install the compressed coil spring (compressed
with SST).
5. Install the rubber seat, spring upper seat, bearing
and mounting block.
86U13X-021
6. Remove the SST.
7. Secure the mounting block in a vise.
Caution
Use copper or aluminum plates in the jaws of
a vice.
8. Tighten the piston rod upper nut.
Tightening torque:
64—84 Nm (6.5—8.2 m-kg, 47—59 ft-lb)
Caution
Check that the spring is well seated in the up-
per seats.
13—17

REAR SHOCK ABSORBER AND SPRING 1 3
REAR SHOCK ABSORBER AND SPRING
REMOVAL AND INSTALLATION
1. Jack up the front of the vehicle and support it with safety stands.
2. Remove in the sequence shown in the figure, referring to the removal note for specially marked parts.
3. Install in the reverse order of removal, referring to the installation note for specially marked parts.
4. Tighten all nuts and bolts to the specified torque, referring to the figure.
1. Trim 4. Clip 7. Bolt and nut
2. Lug nut 5. Harness and bracket (ABS) 8. Nut
3. Wheel and tire 6. Actuator (AAS) 9. Shock absorber assembly
13-29

1 3 REAR SHOCK ABSORBER AND SPRING
Removal Note
Trim
1. Remove the quarter trim.
86U13X-054
ABS harness bracket
Remove the ABS harness and bracket.
86U13X-055
AAS actuator
1. Disconnect the AAS actuator connector.
2. Remove the AAS actuator.
86U13X-056
13—30

REAR SHOCK ABSORBER AND SPRING 1 3
/
/ ijfi
/ ^ / / if
'J {'A V Ji )
86U13X-057
86U13X-058
Shock absorber clinch bolts and nuts
Remove the clinch bolts.
Shock absorber upper nuts
Remove the upper mounting shock absorber nuts.
Installation Note
Shock absorber
Tighten the shock absorber mounting bolts and nuts.
Tightening torque:
Upper nuts 46—64 N-m
(4.7—6.5 m-kg, 34—47 ft-lb)
Clinch bolts 93—117 N m
(9.5—11.9 m-kg, 69—86 ft-lb)
86U13X-059
13-31