1990 MAZDA 232 oil

Bl REMOVAL
Driveshaft
1. Remove the joint shaft
L I 93EOB2-025
_ 03UOBX-84
2. Remove the lower arm ball joint clinch bolt.
Caution
l Do not damage the ball joint dust boot.
3. Pry the lower arm downward to separate it from the knuckle.
4
93G031-722 Caution
l Do nut damage the oil seal.
d
4. Separate the driveshaft from the transaxle.
03UOBX-813
61-10

81 INSTALLATION
93GOBl-714
I 93E082-061
i 03UOBX-848
Propeller shaft
1. Install the propeller shaft. (Refer to page l-5.)
Driveshaft
I. Apply grease to the end of the driveshafi.
Caution
l When installing the driveshaft, be careful not to
damage the transaxle oil seal.
l After installation, pult the front hub outward to con-
firm that the driveshaft is securely held by the cIip.
2. Install the driveshaft along with a new clip.
3. fnstall the lower arm ball joint to the knuckle and tighten the
ciinch bolt.
Tightening torque:
43-59 Nm (4.4-6.0 m-kg, 31-43 ft-lb)
4. Install the joint shaft.
5. Tighten the bolts in the order shown.
Tightening torque:
42-62 Nom (4.3-6.3 m-kg, 31-46 f&lb)
Tie-rod end
1. InstaIl the tie-rod end to the knuckle.
Tightening torque:
42-57 N-m (4.3-5.8 m-kg, 31-42 ft-lb)
2. Install a new cotter pin.
Stabilizer
I. install and adjust the stabilizer.
Dimension A: i7-19mm (0.67-0.75 in)
Tightening torque:
16-23 Nm (l-6-2.3 m-kg, 12-17 Mb)
I
I

91 1NSTALLATION
Step 4
1. Connect the hoses shown in the figure.
Caution
l Position the hose clamp in the original location on the hose, and squeeze it lightly with large
pliers to ensure a good fit.
Step 5
1. Connect the harness connectors shown in the figure.
OIL PRESSURE SWITCH
Df STRlBUTdR
OXYGEN SENSOR
(EXCEPT ECE
WITHOUT CATALYST) lVFFFRFh!TIAI
-.I I -4 m-m. I -r-h LOCK SENSOR DIFFERENTIAL
THRO77LE
/--+I / LOCK MOTOR
AC. .A--
r IDLE SPEED CONTROL
r
dz k
/NEUTRAL SWITCH
“Rou2ydy __
HEAT GAUGE UNIT ’
IDLE-UP
SOLENOID VALVE
IECE WlTl-tOUT
‘CATALYST-)
BACK-UP LIGHT SWITCH INHlBlTdR SWITCH
G3UOBX-837
E3i -20

Bl INSTALLATION
93GOE 1-73;
03UOBX-84
. .
‘, .
L .G,
. . ‘?.
- -. _ .:
.L ‘.. :-.:
.-_: _. _, _-
.
-_
. :
Cl :- . .
: .._.
. . ._-
;: , ‘. ’
,.. .- -
. ‘L,
93GO3 l-73’
-DEFLECTiON CHfiCKIN:
g3GOBj-717
Bl-22
P/S oil pump and bracket
1. Install the P/S oil pump and bracket.
Tightening torque:
37-52 N-m (3.8-5.3 m-kg, 27-38 ft-lb)
Drive belt
I. fnstall the P/S and/or A/C drive belt.
2. Adjust the drive belt deflections. (Refer to page Bl-2.)
Radiator
and cooling fan assembly
f . Install the radiator and cooling fan assembly.
Tightening torque:
7.8-I 1 N-m (80-I 10 cm-kg, 69-95 in-lb)
2.. Connect the cooling fan connector.
3. Connect the radiator switch connector.
4. Connect the A/C cut switch connector.
5. Connect the oil cooler hose. (ATX)
6. Connect the coolant reservoir hose.
7. Connect the upper and lower radiator
@TX)
Pm
hoses.
Caution
l Position the hose clamp in the original location on
the hose, and squeeze it tightly with large pliers to
ensure a good fit.
Accelerator cable
I. Install the accelerator cable.
2. Adjust the cable deflection by turning nuts @
Deflection: I-3mm (0.04--0.12 in)
-
Battery duct, battery carrier, and battery
I_ install the battery duct.
2. Install the battery carrier.
Tightening torque:
7.8-I 1 N-m (80-110 cm-kg, 69-95 in-lb)
3. Install the battery, cover and the battery bracket.
Tightening torque:
2.9-5.9 N-m (30-60 cm-kg, 26-52 in-lb)
4. Connect the positive battery cable.

INSTALLATION Bl
Air cleaner assembly
1. Install the air cleaner assembly.
Tightening torque
@: 19-25 Nm (I-9-2.6 m-kg, 14-19 Mb)
@: 7.8-11 Nm (80~-110 cm-kg, 69-95 in-lb)
2. Connect the airflow sensor connector.
Resonance chamber
1. lnstail the resonance chamber.
Tightening torque:
7.8-W Nm (SO-11 0 cm-kg, 69-95 in-lb)
Undercover and side cuver
1. install the undercovers and side covers.
Steps after installation
1. If the engine oil was drained, refill with the specified amount and type of engine oil.
2. Fill the radiator with the specified amount and type of engine coolant.
3. Fill the transaxle with the specified amount and type of transaxle oil. (Refer to pages J3-36, K3-134.)
4. Connect the negative battery cable.
5. Start the engine and check the following:
(1) Engine oil, transaxle oil, and engine coolant leakage
(2) Ignition timing and idle speed
(3) Operation of emission control system
6. Perform a road test.
7. Recheck the engine oil and engine coolant levels.
93GOSi-719
al-23

B2
ENGINE
(DOHC)
INDEX . . . . . . . ..**......... . . . . . . . ...* . . . . . . . . . . . . . . . . . . . l . BZ- 2
OUTLINE
................................................ BZ- 3
OUTLINE OF CONSTRUCTION.. .............. BZ- 3
SPEClFlCATlONS .................................. BZ- 4
INTERCHANGEABiLITY
.......................... BZ- 5
CYLINDER HEAD
.................................. BZ- 6
CYLINDER BLOCK AND OIL PAN ........... BZ- 7
PISTON ............................................... BZ- 8
FtYWtiEEL .......................................... BZ- 9
CAMSHAFT .......................................... BZ-10
SUPPLEMENTAL SERVICE INFORMATION BZ-11
COMPRESSION
....................................... 82-I 1
INSPECTION ........................................ B2-11
REMOVAL .............................................. BZ-12
PROCEDURE ........................................ BZ-12
ENGINE STAND MOUNTING.. ................... BZ-20
PROCEDURE ........................................ BZ-20
ENGINE STAND DISMOUNTING.. ..............
BZ-21
PROCEDURE ........................................ 82-21
INSTALLATION
....................................... BZ-23
PROCEDURE ........................................ BZ-23
93GOB2-701

c
OUTLINE B2
INTERCHANGEABILITY
The following chart shows interchangeability of the main park of the BP DOHC Turbo engine for the 4WD
model and the BP DOHC Non-Turbo engine for the 2WD model.
Symbols: 5 . Interchangeabie X . . . . Not Interchangeable
Part name interchangeability Remark
1 Cylinder head Shape different
Camshaft oil sea! :
Cylinder head bolt
3
Cyijnder head gasket cl
C$rnder head cover 0
1
Cylinder Cylinder head cover gasket cl
I
Cylinder block 0
block
related Man bearing cap 0
Main bearing support plate 3
OrI pan x Shape different
Trming belt cuver cl
Seal plate 3
Front oil seal I
3
Rear oil seal cl
Crankshaft ‘3
Main bearing 0
Thrust bearing 0
Connecting rod and cap 0
Connecting rod bearing I
0
Crankshaft [ Prston Shape different
related
Piston pin +-- -
c Piston ring cl
Crankshaft pulley 0
Rear cover 3
I Flywheel X Shape different
Flywheel bolt 0
Timing belt
cl
Timing belt Timing belt crank pulley
cl
Camshaft pulley 0 I
related
f Timing belt tensioner and spring
i 0
1, ldter
Camshaft
; Valve timing different
I-LA
Valve I Make - cl
Valve Exhaust 0
related
Vaive sprtng Intake 0
and seat
Exhaust 0
Valve guide cl
Valve seal 0
Oil pump 0
Oil pump gasket 0
Lubrication Oil strainer
0
system Oil strainer gasket
0
related
Oil cooler
0
Oil jet
0
Oil fitter
0
Water pump cl
Cooling
Thermostat
X system Specificatron drfferent
related Radiator X Specificatron different
Cooling fan
X Specification different
^^-^-^ m^- Ix?-5

OUTLINE B2
CYLfNDER BLOCK AND OIL PAN
I BP TURBO
I CONtiECTOR BOLT
BP TURBO
A CYLINDER BLOCK
BLIND PLUG
OIL RtiURN
PIPE
1
93GCB2-7C
The cylinder block is no different. But in conjunction with the newly provided turbocharger, the coolant, and
Mxication oil passages on the cylinder block are used.
Tfie oil pan has a provision for oil to return from the turbocharger.
BZ-7