1990 MAZDA 232 engine

Bl SUPPLEMENTAL SERVICE tNFORMAT1ON, REMOVAL
SUPPLEMENTAL SERVICE INFORMATION
The following points in this section are changed in comparison with Workshop Manual [Europe (I 203-I U-89F),
Australia (1204- 1 O-89!=)].
Engine
l Removal
l Installation 93GOF31-705
REMOVAL
Warning
w Release the fuel pressure.
PROCEDURE
1. Disconnect the negative battery cable.
2. Drain the engine coolant and transaxle oil.
3. Remove in the order shown in the figure, referring to Removal Note.
Step 1
t
I
*ATX ONLY 1
93GOBl-706
1. Undercovers
2. Side covers
3. Resonance chamber and air cleaner assembly
4. Battery bracket, cover and bafiery
5. Battery carrier and battery duct
6. Accelerator cable
7. Radiator hose
8. Coolant reservoir hose
9. Cooling fan connector
IO. Radiator switch connector (ATX)
1 f . A/C cut switch connector (ATX) 12. Oil cooler hoses (ATX)
13. Radiator bracket
14. Radiator and cooling fan assembly
15. P/S and/or A/C drive belt
16. P/S oil pump and bracket
Removal Note .._...._...__......... . . . . . . . page BY -7
17. A/C compressor
Removal Note.. . . . . . . . . . . . . . .._. . . . . . . . ._. page Es1 -7
i 8. Crossmem ber
19. A/C compressor bracket
20. Coolant reservoir
61-6

REMOVAL Bl
/
/
93G05? -72t
Removal note
P/S oil pump
Caution
l Do not damage the hoses.
I _ Remove the P/S oil pump with the hoses still connected.
2. Position the pump away from the engine and secure it with
wire.
A/C compressor
Caution
l Do not damage the hoses.
1. Remove the AC compressor with the hoses still connected.
2. Position the compressor away from the engine and secure
it with wire.
Step 2
1. Disconnect the harness connectors shown in the figure.
DIFFERENTIAL
DIFFERENTIAL
LUCK SENSOR
OIL PRESSURE SWITCH --- -
GROUND
r, IDLE SPEED CONTROL
NEUTRAL SWITCH
’ SOLENOID VALVE w MTX!
(ECE WITHOUT _--------I
CATALYST) BACK-UP LIGHT SWITCH
\‘C
Y ~55 ATX’
d ---a-- ,-,---1
INHIBITOR SWITCH

t
REMOVAL 81
1. Exhaust manifold insulator 6. Clutch release cylinder (MTX)
2. Exhaust manifold and gasket Removal Note ,...........-.....a........ page BY -12
3. Water inlet pipe and gasket 7. Dynamic damper
4, Engine mount member
8. No.3 engine mount rubber
Removal Note . . . . . . . . . . . . . . .._.................. . . below 9. No.4 engine mount rubber
and bracket
5. No.2 engine mount rubber and bracket f 0. Engine and transaxle assembly
Removal Note . . . . . . .._....._... . . . . . . . . . page Bl-12
Removal note
Engine mount member
1. Suspend the engine with a chain hoist.

Bl REMOVAL
93GOBl-72:
2. Remove the No.1 and No.2 engine mount nuts.
Caution
l Be careful that the engine does not fall when remov-
ing the member.
3. Remove the engine mount member bolts and nuts and the
engine mount member.
Clutch release
cylinder (MTX)
f . Remove the release cylinder pipe bracket from the transaxle.
2. Position the release cylinder with the hose connected away
from the transaxle for easier removal.
Caution
I
l Do nut damage the pipe and hose.
Engine and transaxle assembIy
Caution
l Do not damage any components in the engine com-
partment.
1. Remove the engine and transaxle assembly.
Bl-12

REMOVAL Bl
Step 6
Separate the engine and transaxle in the order shown in the figure,
MTX
ATX
43GX3i-71
1 _ Intake manifold bracket 5. Air hose [ECE without catalyst only)
2. Center differential lock motor 6. Torque converter nuts @TX)
Removal Note . . _. _. . . ._. . . . . . . . . . . . . _. page 33-l 23 7. Transaxle mounting bolts
3. Starter and bracket 8. Tramaxle
4. Throttle cable (ATX)
Bl-73

Bl INSTALLATiON
INSTALLATION
PROCEDURE
I. Tighten all bolts and nuts to the specified torques.
Step I
1. Join the engine and transaxle.
Toraue Snecifications
1- - -r--
MTX
37-52 (3.8-5.3, 27-38)
37-52 (3.8-5.3, 27-38)
ATX
64-89 (6 S-9 -1, 4746)
Nm (m-kg, ft-lb)
37-52 (3.8-5.3, 27-38)
55-80 (5.6-8.2, 41-59)
N-m (m-kg, ft-lb
51-14

INSTALLATlON ES1
Step 2
Warning
l Be sure the vehicle is securely suppofied on safety stands.
Torque Specifications
I
I i 74-103 (7.5--10.5, 54-76)
/ 7.8-?I N-m
(80--flO cm-kg, 69-95 in-lb) 55-80 (5.fG-8.2, 41-59) 43-61 (4.4-6.2, 32-45)
I
1
I 64-89 (6.5-9.1, 4746) 67-93 (6.8-9.5, 49-69)

7 37-5x 27-38)
Engine and transaxle assembly
Caution
l Do not damage any components in the engine com-
partment.
1. Install the engine and transaxle assembly.

Bl INSTALLATION
Engine mount, clutch release cyiinder (MTX) and engine
mount member
1. Install the No.3 engine mount rubber, and loosely tighten
the bolt and nuts.
2. Install the No.4 engine
mount rubber and bracket assem-
bly, and loosely tighten the
k~olts and nuts.
3. Install the clutch release cylinder and pipe bracket assem-
U-y.
(MTX)
Tightening torque
@: 16-23 Nm (1.6-2.3 m-kg, 12-47 ft-lb)
@: 6.9-9.8
N-m (70-100 cm-kg, 61-87 Mb)
I
93GOBl-72 J .-, , . . ,.
I
93GOBi-713
4. Install the No.2 engine mount rubber and bracket assembly.
Tightening torque:
37-52 Nm (3.8-5.3 m-kg, 27-38 ft-lb)
5. Align the engine mount member to the No.1 and No.2 en-
gine mount bolts, and loosely tighten the nuts.
6. Install and tighten the engine mount member bolt
and nuts.
Tightening torque:
64-89 N-m (6.5-9.1 m-kg, 47-66
ft-Lb)
7. Tighten the No.7 and No.2 engine mount nuts.
Tightening torque:
37-52 Mm (3.8-5.3 m-kg, 27-38 ft.lb)