gas type MAZDA 323 1992 Workshop Manual Suplement

B2 OUTLINE
OUTLINE
OUTLINE OF CONSTRUCTION
l Theengine is the same as of the previous BP-DOHC Turbo engine. However, some of the components
are modified for greater reliability and performance.
l Metallic sodium-filled exhaust valves are adopted. 13E032-302
SPECtFlCATIONS
Item
TYPe
Cyhnder arrangement and number
Combustion chamber
Valve system
Displacement cm3 tcu in]
Bore and stroke mm {in)
Compressron ratio
Compressron pressure kPa [ kgf/cm2, psi 1
-rpm
Open
BTDC
IN
Close ABDC
Valve tlmlng
EX Open BBDC
Close ATDC
IN
Valve clearance mm (in]
EX
Idle speed *
rpm
Ignltlon trmrng’ BTDC
Fwng order
*.. TEN terminal of dragnosrs connector grounded. Gasoline, 4-cycle
tn-line, 4 cyljnders
Pentroof
DOHC, belt-driven
1,839 { 112.2)
83.0 x 85.0 13.27 x 3.35)
8.2
1,127 lt1.5, 164)-300
2O
510
590
8O
0. Maintenance-free
0: Maintenance-free
800 f 50
100 f 70
l-3-4-2
13EOB2-303
82-2
1NTERC
The f<
and 0
S ym&l
-
Cytinder
block
related
Crank&;
related
Timing b
related
Vatve
related
Lubricatrc
system related
Coohng
. . system
related

TD TECHNICAL DATA
ENGINE (BP DOHC turbo)
Item m
Type BP DOHC turbo
Gasoline, 4-cycle
Cvlinder arranoement and number
1 In-line 4-cylinders
I
I Combustion chamber
I Pent&of
Valve system DOHC, belt-driven 16 valves
Bore x Stroke mm {in] 83.0 x 85.0 (3.27 x 3.35)
Total piston drsplacement cm3 Icu in] 1,839 {112.2)
Compression rat!0 8.2
1 Standard 1,127 111.5, t641-300
Compression pressure
kPa ( kgf/cm2, psi 1 -rpm
Valve timing Mintmum
Maximum drfference between
each cylinder
IN Open BTDC
Close ABDC
EX Open BBDC
Close ATDC ! 785 {8.CI, 114]-300
196 12.0, 28)
2*
51°
590
8*
Valve clearance
I I ---- f IN
mm linl EX I 0: Maintenance-free
0: Maintenance-free
Cylinder head
Height mm finI 133.8-l 34.0 { 5.268-5.276 1
DIstortion mm [in] 0.10 !0.004] max.
GrindIng mm [in) 0.10 {O.O04t max.
Cylrnder head-to-l-LA clearance rqm [ In] Standard 0.025-0.066 IO.001 O-0.0026 ]
Maximum 0.18 10.0071 1
Valve and valve guide
Valve head diameter
mm Ml IN 32.9-33.1 { 1.295-l -3031
27.85-28.15 ! 1.096-l .I08 I -
tN
0.025-0.060 ~0.0010-0.6024)
Valve stem-to-guide clearance mm {in] EX 0.030-0.065 (0.0012-0.0026)
Maximum
0.20 IO.008 1
Guide projection (Height “A”} mm IIn) Ex
Vslve seat 18.3-18.9 {O-720-0.744)
18.3-18.9 { 0:720-0.744 ] rem
Fanshaft -
;am height
Journal diamr
Camshaft be5
Camshaft run’
Camshaft enc
Cylinder b6
Height 1
Distortion
Grinding
Cylin’aer bore
Cylinder Borg
Piston -
Piston diams
Measured at
bore axis ant
(0.433 in) b
groove
Piston to cyi
Piston ring
ThickneSS
End gap (MJlt
Ring groove
Piston ring4
TD-2

GI Reading Wiring Diagrams
Symbols
Symbol Meaning Symbol Meaning
Battery
l Generates electricity through
Resistance 0 A resistor with a constant value.
chemical reaction. l Mainly used to protect electrical
l Supplies direct current to circuits. components in circuits by maintaining
rated voltage.
l Reading resistance values.

Ground (1)
l Connecting point to vehicle body or No.1 color band other ground wire where current flows No.2 color band
-A-
from positive to negative terminal of No.3 mbr band
battery. No.4 color band
1 l Ground (1) indicates a ground point to
body through wire harness.
Ground (2)
l Gound (2) indicates point where
component is grounded directly to
body.
Remarks
l Current will not flow through a circuit if
ground is faulty.
Fuse (1)
0 Melts when current flow exceeds that
specified for circuit, interrupts current
I__q/y)__ now.
Precautions
(box)
l Do not replace with fuses exceeding
Fuse (2) specified capacity.
(Cartridge)
Main fuse/Fusible
Transistor (1)
l Electrical switching component. l Turns on when voltage is applied to Motor
0 Converts electrical energy into
mechanical energy.
Transistor (2)
0 Reading code. a Pulls in and discharges gases and
liquids.
Number of temtinak
Lamp l Emits light and generates heat when Current flows through filament. Cigarette lighter l Electrical coil that generates heat.