1987 MAZDA 626 oil

ELECTRONICALLY-CONTROLLED POWER STEERING 1 0
ELECTRONICALLY-CONTROLLED POWER STEERING
DISASSEMBLY
Disassemble in the sequence shown in the figure, referring to the disassembly note for specially marked
parts.
Caution
a) Because adjustment of the spool valve is not possible, do not disassemble the gear box
for spool valve repairs. If repairs are necessary, replace the gear box assembly.
b) In order to prevent the entrance of dirt, all disassembly and assembly should be done
in a clean area.
c) Before disassembly, plug the openings of all pipe installation fittings; then thoroughly
clean the steering gear and linkage.
86U10X-180
1. Pipe
2. Solenoid valve
3. Tie-rod end
4. Tie-rod end locknut
5. Spring clip
6. Boot wire
7. Boot
8. Tie-rod
9. Adjust cover locknut
10. Adjust cover
11. Spring
12. Pressure pad
13. Outer box assembly
14. Oil seal
15. Mounting bracket
16. Mounting rubber
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1 0 ELECTRONICALLY-CONTROLLED POWER STEERING
Disassembly Note
Steering gear and linkage
Secure the mount part of the removed gear and link-
age in a vise.
Caution
Insert protective material (such as copper
plates) in the jaws of the vise.
86U10X-181
Tie-rod ends
Before removing the tie-rod ends, make a mark for
proper installation.
86U10X-182
Oil pipe
Mark the pressure and return pipes and the valve
case for proper installation. Remove the pipes.
86U10X-183
Solenoid valve
Remove the solenoid valve.
86U10X-184
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1 0 ELECTRONICALLY-CONTROLLED POWER STEERING
Oil seal
Remove the oil seal with a screwdriver.
86U10X-188
INSPECTION
Check the following and replace any faulty parts.
1. Cracked, damaged, or deteriorated boots
2. Worn pressure pad friction surface
3. Loose or sticking tie-rod ball joint
4. Bent or damaged tie-rod or tie-rod end
86U10X-189
5. Worn outer box bushing
86U10X-190
6. Cracked or damaged gear housing
7. Steering gear oil leakage
86! I10X-191
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1 0 ELECTRONICALLY-CONTROLLED POWER STEERING
2. Protect the outer box with cloth and tighten it with
a pipe wrench.
86U10X-193
3. Stake between the outer box and the rack hous-
ing with a center punch.
B6U10X-194
4. Install the oil seal with a suitable pipe.
86U10X-195
5. Install the pressure pad and spring in the gear
housing.
86U10X-196
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1 0 ELECTRONICALLY-CONTROLLED POWER STEERING
12. Stake the washer in two places with a punch.
86U10X-201
13. Install the boot. Wrap a new wire around it two
times and twist it 4 to 4.5 times.
Caution
Be sure that the boot is not twisted or dented.
86U10X-202
14. Install the tie-rod ends, aligning them with the marks
made before disassembly.
86U10X-203
15. Install the solenoid valve and pressure switch.
16. Align the oil pipes with the marks made before dis-
assembly, then tighten them.
86U10X-204
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OIL PUMP 1 0
OIL PUMP
REMOVAL AND INSTALLATION
1. Jack up the front of the vehicle, and support it with safety stands.
2. Remove in the order shown in the figure, referring to the removal note for specially marked parts.
3. Install in the reverse order of removal.
4. Tighten all nuts and bolts to the specified torque, referring to the figure.
Note
a) The power steering fluid will leak out when the return hose or the pressure hose is dis-
connected. Prepare a suitable container for it to drain into.
b) After installation, inspect the deflection of the oil pump belt and bleed the air from the
system, then check for fluid leakage. 2WS (Gasoline engine)
76G10X-041
4. Bracket
5. Oil pump
6. Oil pump pulley
1. Belt
2. Nut
3. Pipes
10—83

1 0 OIL PUMP
4WS
16—23 N-m (1,6-2.3 m-kg, 12-17 ft-lb)
39—59 N m (4.0—6.0 m-kg, Z9—43 ft-lb)
37—52 N-m (3.8—5.3 m-kg, 27—38 ft-lb^.
(1.6-2,3 m-kg, 12-17 lt-!b)
31—46 N-m (3.2—4.7 m-kg, 23—34 ft-lb)
88—98 N-m (9.0—10.0 m-kg, 65—72 ft-lb)
49—59 N-m (5.0—6.0 m-kg, 36—43 ft-lb)
1. Belt
2. Nut
3. Pipes
4. Bracket
5. Oil pump
6. Oil pump pulley
Removal Note
Oil pump (2WS Gasoline engine, 4WS)
1. Hold the oil pump pulley with the SST, and remove
the pulley nut.
2. Slide the pulley forward. Remove the hose, pipes,
and the pump.
3. Remove the pulley.
76G10X-016
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1 0 OIL PUMP
2WS (Diesel engine, without CX)
78—11 N>m (D.e—1.1 m-kg, 5.6—8.0 ft-lb}
49-59 N-m (5.0—6.0 m-kg, 36—43 ft-lb)
76G10X-042
1. Drive belt cover
2. Belt
3. Nut
4. Oil pump pulley
5. Pipes
6. Bolt
7. Bolt
10-85