steering MAZDA 626 1987 Workshop Manual

OUTLINE 13
Rear Suspension
4-wheel steering (4WS)
86U13X-003
13—3

13 OUTLINE
SPECIFICATIONS
Front Suspension
Item Specifications
Suspension type Strut
Toe-in mm (in) 0 ± 3 (0 ± 0.12)
Front wheel alignment Camber angle 0C 17' ± 45' Front wheel alignment Caster angle 1c 13' ± 45'
King pin angle 12°47'
Maximum front steering Inner 36 °00' ± 2°
angle Outer 31 °00' ± 2°
Stabilizer Type Torsion bar Stabilizer Diameter mm (in) 20.0 (0.79)
Shock absorbers Standard suspension Oil type Shock absorbers Auto adjust suspension Low-pressure gas sealed type
Identification color Green Light green Pink Brown Purple Gray Orange
Wire diameter mm (in) 12.6 (0.49) 12.8 (0.50)
12.9
(0.51) 13.1 (0.52)
13.3 (0.53)
13.6
(0.54) 12.5 (0.49)
*Coil springs Coil inner diameter mm (in) 147.5 (5.8)
Free length mm (in) 353 (13.9)
362 (14.3) 370 (14.6) 372 (14.6) 365 (14.4)
350
(13.8)
344
(13.5)
Coil number 5.09 5.31 5 42 5.53 5.46 5.34 4.99
* Refer to pages 13—5, 6, 7 spring applications.
Rear Suspension
Item Specifications
SusDension tvDe Strut
Rear wheel alignment
Toe-in
mm (in)
2WS 0 ± 3 (0 ± 0.12)
Rear wheel alignment
Toe-in
mm (in) 4WS 3 ± 3 (0.12 ± 0.12) Rear wheel alignment Camber
anale
2WS -0°30' ± 45' Rear wheel alignment Camber
anale 4WS 0°00' ± 45'
Maximum rear steering angle (4WS) Inner 5°00' ± 45' Maximum rear steering angle (4WS) Outer 5°00' ± 45'
Stabilizer TvDe Torsion bar Stabilizer Diameter mm (in) 16 (0.63)
Shock absorbers Standard susDension Oil tvDe Shock absorbers Auto adiust suspension Low-pressure c las sealed type
'Coil springs
Identification color Orange White Yellow Brown Blue Green Red Pink
'Coil springs
Wire diameter mm (in) 11.6
(0.45)
11.7 (0.46) 11.8
(0.46)
11.9 (0.47)
12.1
(0.48)
12.2
(0.48)
12.4 (0.49) 12.6 (0.50)
'Coil springs Coil inner diameter mm (in) 127.5 (5.0) 'Coil springs
Free length mm (in) 297 (11.7) 306 (12.0)
314 (12.4) 323 (12.7) 327 (12.9) 332 (13.1) 336 (13.21 340 (13.4)
'Coil springs
Coil number 5.44 5.58 5.72 5.87 6.03 6.04 6.21 6.36
'Refer to pages 13—8, 9, 10 spring applications.
13—4

OUTLINE 13
Front Coil Springs
Transa-
xle
Sun-
roof
Identification color
Model Market Engine Transa-
xle
Sun-
roof AAS ABS Green Light
green Pink Brown Purple Gray Orange
Sedan ECE F8 M4 — — — O
M5 — — — 0
4HAT — — — O
FE M5 — — — O
0 — — O
— o — o
o o — o
4HAT -— — o
— o — O
— — — o
o — — o
FE (DOHC) M5 — — — o
— o — 0
— o o o
— — o o
0 — — o
o o — o
0 0 o o
o — 0 o
FE (Fuel M5 — — — o
Injection) — 0 — O
EC-AT O — — o
o o — o
RF-N M5 — — — 0
RF-CX — — — o
Left Hand F8 M5 — — — o
Drive „ o — o
4HAT — — — o
RF-N M5 — — — o
Middle East FE M5 — — — o
-o — o
4HAT — — — o
— o — 0
Right Hand F6 3AT — — — 0
Drive M5 — — — o
FE M5 — — — 0
— o _ o
4HAT — — — o
— 0 — o
FE (DOHC) M5 — — — o
— o o 0
RF-N M5 — — — o
F8 M5 — — — 0
4HAT — — — o
76G13X003
O Available M4, M5.... ...Manual transaxle
— Not available EC-AT ....Electronically controlled automatic transaxle 4HAT ....Hydrallic controlled automatic transaxle
4WS ... 4-Wheel steering
AAS ....Auto adjusting suspention ABS ....Anti-lock brake system
3AT ... Automatic transaxle
13—5

13 OUTLINE
Rear Coil Springs
Transa-xle
Sun-
roof
Identification color
Model Market Engine Transa-xle
Sun-
roof AAS ABS Orange White Yellow Brown Blue Green Red Pink
Sedan ECE F8 M4 — — — R L
M5 — — — R L
4HAT — — R L
FE M5 — — — R L
— — R L
— o — R L
O 0 — R L
4HAT — „ — R L
— 0 — R L
— — — R L
o — — R L
FE (DOHC) M5 — — — R L
— o — R L
— o 0 R L
— — o R L
0 — — R L
0 o — R L
o 0 0 R L
o — o R L
FE (Fuel M5 — — — R L
Injection) — o — R L
EC-AT o — — R L
o o — R L
RF-N M5 — — — R R L L
RF-CX _ — — R L
Left Hand F8 M5 — — — R L
Drive — o — R L
4HAT — — — R L
RF-N M5 — — — R L
Middle East FE M5 — — — R L
— o — n L
4HAT — — — R L
— o — L
Right Hand F6 3AT — — — L R
Drive M5 — — — L R
FE M5 — — — L
— o — L R
4HAT — — — L
— o — L R
FE (DOHC) M5 — — — L R — o o L R
RF-N M5 — — L R
F8 M5 — — — L R
4HAT — — — L R
76G13X-006
0 Available R Right side M4, M5 Manual transaxle 3AT Automatic transaxle — Not available L Left side EC-AT... Electronically controlled automatic transaxle 4HAT..., Hydrallic controlled automatic transaxle 4WS...... 4-wheef steering AAS Auto adjusting suspention ABS Anti-lock brake system
13-8

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

REAR STABILIZER AND CONTROL LINK (4WS) 1 3
REAR STABILIZER AND CONTROL LINK (4WS)
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. Inspect all components and parts, referring to inspection note.
4. Install in the reverse order of removal, referring to the installation note for specially marked parts.
5. Tighten all nuts and bolts to the specified torques, referring to the figure.
12—18 Nm (1.2—1.8 m-kg, 8.7
43—54 N-m (4.4—5.5 m-kg, 32-40 ft-lb) 20-28 N m (2.0—2.9 m-kg, 14—21 ft-lb)
1. Rear steering cover and
bolts
2. Nut, bushing, and retainer
3. Nut
4. Control link assembly
5. Bushing and retainer
76G13X-028
6. Bolt
7. Bushing and bracket
8. Rear stabilizer
13—41

1 3 REAR STABILIZER AND CONTROL LINK (4WS)
86U13X-084
86U13X-085
86U13X-086
Removal Note
1. Remove the rear steering cover bolts.
2. Remove the stabilizer bar control link.
Inspection Note
Check the following and repair or replace any faulty
parts.
1. Worn or deteriorated rubber bushing
2. Bent, deteriorated, or damaged stabilizer
3. Damaged control link
4. Damaged control link dust boot
5. Worn or deteriorated bushing
Note
If it is necessary to replace the ball joint, re-
place the control link assembly.
86U13X-087
13-42

1 3 REAR CROSSMEMBER (4WS)
REAR CROSSMEMBER (4WS)
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. Inspect all components and parts, referring to inspection note.
4. Install in the reverse order of removal, referring to the installation note for specially marked parts.
5. Tighten all nuts and bolts to the specified torque, referring to page 13—49.
76G13X-030
1. Cotter pin and nut
2. Bolt
3. Bolt
4. Cover
5. Oil hose and pipe
6. Bolts
7. Rear steering assembly
8. Nut, retainer, and bushing
9. Nut, retainer, and bushing
10. Bolts
11. Stabilizer
12. Nuts and bolts
13. Cotter pin and nut
14. Bushing and retainer
15. Trailing link
16. Bolt
17. Clip
18. Brake pipe
19. Bolt
20. Nut
21. Crossmember
13—44

REAR CROSSMEMBER (4WS) 1 3
86U13X-091
86U13X-092
86U13X-093
Removal Note
Rear steering control system
Remove the rear steering. (Refer to Section 10)
Lower arm and trailing link
1. Remove the lower arm from the crossmember.
2. Remove the trailing link from the lower arm and
body.
Stabilizer and control link
Remove the stabilizer bar control link.
Crossmember
Remove the crossmember from the body.
86U13X-094
13-45