maintenance MAZDA 626 1987 Manual Online

ON-VEHICLE MAINTENANCE 7B
76F07B-024
5. Turn locknut A by hand until it just touches the
spacer.
6. Tighten locknut B to the specified torque.
Tightening torque:
8—11 N m (80—110 cm-kg, 67—96 in-lb)
7. Shift the selector lever to N range.
8. With the button on the selector lever knob pressed,
push the selector toward R range with a force of
20 N (2 kg, 4.4 lb) and check the amount of move-
ment (a) at the selector lever knob.
9. Pull the selector lever toward D range in the same
manner and check the amount of movement (b).
10. Verify the stroke difference of (a) and (b) is as
specified.
Stroke difference: 8 mm (0.315 in) max.
Note
If not with in specification, readjust locknuts
A and B.
11. Check the selector lever operation.
(Refer to Inspection section.)
76F07B-025
THROTTLE CABLE
Inspection
1. Check the inner and outer cable for damage.
2. Make sure that the accelerator operates smoothly.
86U07B-066
Removal
1. Remove the battery and battery carrier.
2. Disconnect the main fuse block. (G4A-EL)
76G07B-090
7B—73

7B ON-VEHICLE MAINTENANCE
3. Separate the harness from the clip.
4. Jack up the vehicle and support it with safety
stands, then drain the ATF.
76G07B-091
5. Remove the throttle cable from the throttle cam
(throttle chamber).
6. Remove the control valve body cover and gasket.
7. Remove the throttle cable from the throttle cam
(control valve body).
8. Remove the mounting bolt and throttle cable from
the transaxle.
9. Remove the O-ring.
76G07B-092
86U07B-075
Installation
Install in the reverse order of removal referring to in-
stallation note.
Installation note
Throttle cable
Install the throttle cable and a new O-ring into the
transaxle case.
Tightening torque:

(A)
8—11 Nm
(80—110 cm-kg, 69—95 in-lb)
(1)19—26
N
m
(1.9—2.6 m-kg, 14—19 ft-lb)
Control valve body cover
Install the control valve body cover and a new gasket.
Tightening torque:
8—11 Nm (85—110 cm-kg, 74—95 in-lb)
86U07B-076
7B—74

ON-VEHICLE MAINTENANCE 7B
'mfm^i! kfOl iff t—
76G07B-093
76G07B-094
Main fuse block (G4A-EL)
Install the main fuse block.
Tightening torque:
8—11 Nm (80—110 cm-kg, 69—95 in-lb)
Battery carrier
Install the battery carrier.
Tightening torque:
31—40 Nm (3.2—4.1 m-kg, 23—30 ft-lb)
ATF level
After installation, add ATF, and with the engine idling,
check the fluid level and for leaks. (Refer to page
7 B—71)
Adjustment (G4A-EL)
1. Remove the splash shield next to the left front tire.
2. Remove the square head plug L and install the
SST
3. Shift into P range and start the engine. Warm up
the engine to normal operating temperature, and
adjust the idle speed.
Idle speed: 950 ±5o rpm
76G07B-095
3 CO CO 03

(1)

L
Line pressure
beeing to increase
I
Adjusting point

•
clockwise Counter
clockwise Position of locknuts
86U07B-482
4. Adjust locknuts as follows:
When the locknuts are moved, line pressure is in-
creased or decreased as shown. Adjust the lock-
nuts to the correct position using the following
procedure.
(1) Initially install the locknuts fully away from the
throttle cam. (Loosen the cable all the way)
(2) Adjust the locknuts in a clockwise direction as
viewed from the front of the vehicle until the
line pressure begins to increase above the
specification shown below.
7B—75

7B ON-VEHICLE MAINTENANCE
Line pressure decreases
Line pressure increases
86U07B-483
Protector
-7 / Throttle cable
86U07B-080
(3) Adjust the locknuts in a counterclockwise direc-
tion until the line pressure decreases to the
specification. Tighten the locknuts.
Specified pressure: 432—450 kPa
(4.4—4.6 kg/cm2, 63—66 psi)
Note
Transmission in P range
5. Turn off the engine.
6. Reinstall the square head plug.
Tightening torque:
5—10 N m (50—100 cm-kg, 43—87 in-lb)
7. Fully open the throttle valve; then crimp the pin with
the protector installed as shown.
8. Remove the protector.
Adjustment (G4A-HL)
1. Remove the splash shield next to the left front tire.
2. Remove the square head plug T and install the
SST
3. Shift into P range and start the engine. Warm up
the engine to normal operating temperature, and
adjust the idle speed.
Idle speed: 900 -5o rpm
76G07B-096
3 tn tn (1)
L
Counter- ^ clockwise
Throttle pressure
beeing to increase
I Adjusting point
Position of locknuts
Clockwise
4. Adjust locknuts as follows:
When the locknuts are moved, throttle pressure is
increased or decreased as shown. Adjust the lock-
nuts to the correct position using the following
procedure.
(1) Initially install the locknuts fully away from the
throttle cam. (Loosen the cable all the way)
(2) Adjust the locknuts in a clockwise direction as
viewed from the front of the vehicle until the
throttle pressure begins to increase above the
specification shown below.
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7B—76

ON-VEHICLE MAINTENANCE 7B
Line pressure decreases
Line pressure increases
76G07B-098
Protector
NAAA/V^
/NA/w^nJ
Throttle cable Crimp
86U07B-080
(3) Adjust the locknuts in a counterclockwise direc-
tion until the throttle pressure decreases to the
specification. Tighten the locknuts.
Specified pressure: 88—108 kPa
(0.9—1.1 kg/cm2, 13—16 psi)
Note
Transmission in P range
5. Turn off the engine.
6. Reinstall the square head plug.
Tightening torque:
5—10 N m (50—100 cm-kg, 43—87 in-lb)
7. Fully open the throttle valve; then crimp the pin with
the protector installed as shown.
8. Remove the protector.
CONTROL VALVE BODY
Note
Remove the control valve body only if
troubleshooting indicates a probable failure.
Removal
1. Remove the throttle cable. (Refer to 7B—73)
2. Disconnect the solenoid connector.
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3. Remove the control valve body.
Disassembly, Inspection and Assembly
Refer to control valve body section of INSPECTION
AND REPAIR.
86U07B-082
7B—77

7B ON-VEHICLE MAINTENANCE
Installation
Install in the reverse order of removal referring to in-
stallation note.
Installation note
Control valve body
Install the control valve body.
Tightening torque: 11—15 N-m
(110—150 cm-kg, 95—130 in-lb)
86U07B-083
Note
a) To place the manual plate in the correct po-
sition of the manual valve, shift into "R" be-
fore installation.
b) Verify that the manual plate and manual
valve are assembled correctly by using a
mirror, then tighten the mounting bolts.
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w v
ATF level
After installation, add ATF, and with the engine idling,
check the fluid level and for leaks.
(Refer to page 7B—71)
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Throttle cable
Adjust the throttle cable with the oil pressure test.
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7B-78

ON-VEHICLE MAINTENANCE 7B
OIL STRAINER
Removal
1. Jack up the vehicle and support it with safety
stands.
2. Drain the ATF.
3. Remove the left side splash shield.
86U07B-087
86U07B-088
Inspection
Check the following and repair or replace any faulty
parts.
1. Deformed or cracked oil pan
2. Deformed or clogged oil strainer
86U07B-089
Installation
1. Apply ATF to the O-ring and install it onto the oil
strainer.
2. Install the oil strainer.
Tightening torque:
8—11 Nm (80—110 cm-kg, 69—95 in-lb)
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7B-79

7B ON-VEHICLE MAINTENANCE
86U07B-091
76G07B-101
76G07B-102
3. Install the magnets on the oil pan as shown and
install the oil pan along with a new gasket.
Tightening torque:
8—11 Nm (80—110 cm-kg, 69—95 in-lb)
4. Add ATF, and with the engine idling, check the fluid
level and for leaks. (Refer to page 7B—71)
ADJUSTMENT OF 2-4 BRAKE BAND
1. Remove the oil pan. (Refer to page 7B—79)
2. Adjust the 2-4 brake band. (Refer to page 7B—211)
REPLACEMENT OF DRIVESHAFT OIL SEAL
Replace the oil seal in the same manner as for the
manual transaxle. (Refer to page 7A—9)
86U07B-094
7B-80

7B ON-VEHICLE MAINTENANCE
GOVERNOR (G4A-HL)
Removal
1. Remove the clip from the governor cover.
2. Remove the stopper bolt; then remove the gover-
nor assembly.
76G07B-103
Disassembly, Inspection and Assembly
Refer to Governor section of INSPECTION AND
REPAIR.
76G07B-104
Installation
Install in the reverse order of removal referring to in-
stallation note.
Installation note
Stopper bolt
Tighten the stopper bolt.
Tightening torque:
6—9 Nm (60—90 cm-kg, 52—78 in-lb)
76G07B-105
7B-82

7C
AUTOMATIC TRANSAXLE
(3-Speed)
OUTLINE 7C— 2
SPECIFICATIONS 7C— 2
CROSS-SECTIONAL VIEW 7C— 3
OPERATION OF COMPONENTS . 7C— 4
FLUID PASSAGE LOCATION 7C— 5
TROUBLESHOOTING 7C— 8
GENERAL NOTE 7C— 8
QUICK DIAGNOSIS CHART 7C— 9
STEP 1
(PRELIMINARY INSPECTION).... 7C— 12
STEP 2 (STALL TEST) 7C— 14
STEP 3 (TIME LAG TEST) 7C— 17
STEP 4 (ROAD TEST) 7C— 18
STEP 5 (OIL PRESSURE TEST)... 7C— 20
ELECTRIC COMPONENTS 7C— 23
INHIBITOR SWITCH 7C— 23
KICK-DOWN SWITCH 7C— 23
KICK-DOWN SOLENOID 7C— 24
ON-VEHICLE MAINTENANCE 7C- 25
AUTOMATIC TRANSAXLE FLUID
(ATF) 7C— 25
SELECTOR LEVER 7C— 26
VACUUM DIAPHRAGM 7C— 27
REPLACEMENT OF CONTROL
VALVE 7C— 28
REPLACEMENT OF SERVO
PISTON RETURN SPRING 7C— 29
REMOVAL 7C— 30
PREPARATION 7C— 30
DISASSEMBLY 7C— 35
DISASSEMBLY-STEP 1 7C— 35
DISASSEMBLY-STEP 2 7C— 41
DISASSEMBLY-STEP 3 7C— 45
DISASSEMBLY-STEP 4 7C— 51
INSPECTION AND REPAIR 7C- 54
PRECAUTION 7C— 54
TORQUE CONVERTER 7C— 54
OIL PUMP 7C— 55
FRONT CLUTCH 7C— 58
REAR CLUTCH 7C— 62
REAR CLUTCH HUB 7C— 65
DRUM HUB 7C— 66
ONE-WAY CLUTCH INNER RACE 7C— 68
BAND SERVO 7C— 69
BRAKE BAND 7C— 70
PLANETARY CARRIER (FRONT).. 7C— 71
ONE-WAY CLUTCH 7C— 71
LOW AND REVERSE BRAKE 7C— 71
GOVERNOR 7C— 72
CONTROL VALVE BODY 7C— 75
DIFFERENTIAL 7C— 79
OUTPUT GEAR 7C— 82
IDLE GEAR 7C— 83
BEARING COVER ASSEMBLY .... 7C— 86
BEARING HOUSING 7C— 87
SIDE BEARING HOUSING 7C— 88
ASSEMBLY 7C— 89
PRECAUTION 7C— 89
ASSEMBLY-STEP 1 7C— 89
ASSEMBLY-STEP 2 7C— 98
ASSEMBLY-STEP 3 7C—106
ASSEMBLY-STEP 4 7C—111
INSTALLATION 7C—119
TORQUE SPECIFICATIONS 7C—119
HYDRAULIC CIRCUIT 7C—125
OUTLINE 7C—125
P RANGE 7C—126
R RANGE 7C—127
N RANGE 7C—128
D RANGE (1ST GEAR) 7C—129
D RANGE (2ND GEAR) 7C—130
D RANGE (3RD GEAR) 7C—131
D RANGE (KICK-DOWN; SHIFT
VALVES IN 2ND POSITION) 7C—132
2 RANGE (2ND GEAR) 7C—133
1 RANGE (1ST GEAR) 7C—134
1 RANGE (2ND GEAR) 7C—135
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