service indicator MAZDA 232 1990 Workshop Manual Suplement

GI IDENTIFICATION NUMBER LOCATIONSIUNITSIABBREVlATlONS
IDENTIFICATCON NUMBER LOCATIONS
I
VEHKZLE IDENTIFICATION NUMBER @‘IN) AUTOMATIC TRANSAXLE MODEL AND NUM8ER
ENGINE MODEL AND NUMBER
UNlTS
N-m (m-kg or cm-kg,
ft-lb or in-lb) . . . . . .._.......... Torque
rpm ._._..._.. . . . . . . .._.._.._. . .._. Revolutions per minute
A . . .._._._...__.._.._.._. .__...._. . . Ampere(s)
v .._.... .* .*... ..__.._...*. ..*. .*. ,. Volt(s)
0 I.._._............**..-.-*..-....... Ohm(s) (resistance)
Wa (kg/cm2, psi) . . . . . . . . . . Pressure
(usually positive)
mmlig (inHg) . . . . . . .._.._... Pressure
(usually negative)
w . . . ..*.....e*.-..-..-.....*.e..... Watt
liters (US qt, imp qt) .._. Volume
mm (in) ,_._.._._..._.,_. .~. . ..__ Length
89UOGX-006
ABBREVIATIONS
AB.DC ........................... After bottom dead
center
A/C _ .............................. Air conditioner
ACC ............................. Accessories
ATX ............................. Automatic transaxte
ATDC ......................... Afier top dead center
ATF .............................. Automatic transmission
ftuid
BAC ........................... Bypass air control
BBDC.. ......................... Before bottom dead
center
BTDC ........................... Before top dead center
CPU ............................. Central processing unit t EC-AT ........................... Ekctronically-controlled
automatic transmission
ECU ............................. Engine control unit
EGI ............................... Electronic gasotine
injection
EL ................................ Electricaf toad
EX ................................ Exhaust
IC ................................. Integrated circuit
IGN ............................... Ignition
IN ................................. Intake
tNT ............................... Intermittent
ISC ............................. Idle speed control
LH ................................ Left hand
M .................................. Motor
MIL ............................... Malfunction indicator
lamp
tb4TX. ............................. Manual transaxle
OD. ............................... Overdrive
OFF .............................. Switch off
ON ................................ Switch on PCV .............................. Positive crankcase
ventilation
PRC.. ............................ Pressure regulator
control
P/S ................................ Power steering
P/W .............................. Power wtndow
RH.. .............................. Right hand
SST ............................... Special service tool
ST .................................
Start
SW . . .............................. Switch
TDC. ............................. Top dead center
4VVD ............................. 4-wheel drive

F2
FUEL AND EMISSION
CONTROL SYSTEMS
(WITH CATALYTIC CONVERTER)
.
INDEX ..*.........**.*.........*..........*...... F2- 2
OUTLINE ...................................... F2- 4
OUTLINE OF CONSTRUCTION.. .... F2- 4
SYSTEM DIAGRAM ...................... F2- 5
VACUUM HOSE ROUTING
DIAGRAM [BP TURBO] ............... F2- 7
WIRING DlAGRAM.. ..................... FZ- 8
ECU REtATlONSHIP DIAGRAM
[BP TURBO] .............................. F2-10
SPEClFtCATlONS. ........................ F2-11
TURBOCHARGER CONTROL
[BP TURBO] ................................ F2-I 2
OUTLINE .................................... F2-I 2
SYSTEM DIAGRAM ................. .; ... F2-12
WASTEGATE CONTROL ...............
F2-13
FUEL,SYSTEM
.............................. F2-15
OUTLINE
.................................... F2-15
CONSTRUCTlON ......................... F2-15
FUEL VAPOR VALVE ................... F2-16
FUEL PUMP CONTROL SYSTEM.. . F2-16
FUEL PUMP RESISTOR/RELAY ...... F2-18
TRANSFER PUMP CONTROL. ....... F2-I 8
CONTROL SYSTEM ....................... F2-20
STRUCTURAL VIEW.. ................... F2-20
OVERBOOST WARN!NG BUZZER
[BP TURBO] .............................. F2-21
TURBOCI-IARGE INDICATOR
[BP TURBO] .............................. F2-21
KNOCK CONTROL SYSTEM
[BP TURBO] .............................. F2-22
OXYGEN SENSOR [BP TURBO]. .... F2-23
PRESSURE REGULATOR CONTROL
SYSTEM [BP TURBO] ................. F2-23
A/C CUT-OFF SYSTEM (ATX) .........
F2-24 SUPPLEMENTAL SERVICE
INFORMATION ............................. F2-25
SELF-DIAGNOSIS FUNCTION .......... F2-26
OUTLINE
.................................... F2-26
MALFUNCTION CODE NUMBERS . . F2-26
TROUBLESHOOTtNG GUIDE
[BP TURBO1
................................ F2-31
RELATlONSHlP CHART ................ F2-31
SYMPTOM TRUUBLESH0OTlNG .... F2-32
tNTAKE AIR SYSTEM ..................... F2-43
COMPONENTS ............................ F2-43
TURBOCHARGERCONTROL
SYSTEM ...................................... F2-45
PREPARATION ............................ F2-45
SYSTEM OPERATION ................... F2-45
WASTEGATE ............................... F2-45
WASTEGATE SOLENOID VALVE.. .. F2-46
TURBOCHARGER ........................ F2-46
AIR BYPASS VALVE ..................... F2-48
INTERCOOLER ............................ F2-49
FUEL SYSTEM .............................. F2-50
PREPARATION ............................ F2-50
PRECAUTION ............................. F2-50
FUEL TANK
................................ F2-51
TRANSFER PUMP CONTROL
SYSTEM ................................... F2-52
FUEL PUMP CONTROL UNIT ........ F2-53
TRANSFER PUMP SWITCH ........... F2-54
TRANSFER PUMP.. ...................... F2-54
FUEL PUMP RESISTOR/RELAY ...... F2-56
INJECTOR
.................................. F2-56
EXHAUST SYSTEM
COMPONENTS .................................................... ;ff;
CONTROL SYSTEM ....................... F2-59
PREPARATION
............................ F2-59
ENGINE CONTROL UNIT (ECU) ..... F2-59
OXYGEN SENSOR ....................... F2-68
KNOCK SENSOR ......................... F2-69
93GOF2.701