ACURA TL 1995 Service Repair Manual
Page 151 of 1771
Component Location s
Index
EVAPORATIV E EMISSIO N(EVAP)PURGE CONTRO L
SOLENOI D VALV E ('9 7 - 9 8 models )
RIGH T KNOC K SENSO R (BAN K 1 )
EXHAUS T GA S RECIRCULATIO N (EGR )
VALV E an d LIF T SENSO R
RIGH T PRIMAR Y HEATE D
OXYGE N SENSO R (RIGH T
PRIMAR Y HO2S )
(BAN K 1 SENSO R 1 )
SPAR K PLU G VOLTAG E
DETECTIO N MODUL E /
IGNITIO NCONTRO LMODULE(ICM)Troubleshooting ,Section 2 3
LEF T KNOC K SENSO R (BAN K 2 )
SPAR K PLU G VOLTAG E SENSO R
(buil t int o th e IGNITIO N COI L
Assembly )
LEF T PRIMAR Y HEATE D
OXYGE N SENSO R
(LEF T PRIMAR Y HO2S )
(BAN K 2 SENSO R 1 )
FUE L TAN K PRESSUR E
SENSO R ('9 7 - 9 8 models )
EVAPORATIV E EMISSIO N
(EVAP ) BYPAS S SOLENOI D
VALV E ('9 7 - 9 8 models )
Replacement , pag e 11-16 9
EVAPORATIV E EMISSIO N
(EVAP ) TW O WA Y VALV E
('9 7 - 9 8 models )
Replacement , pag e 11-16 9
INTAK E
AIRBYPAS S (IAB )LOWCONTRO L
SOLENOI D
VALV E
Troubleshooting ,page 11-139
INTAK E AI R BYPAS S (IAB ) HIG H
CONTRO L SOLENOI D VALV E
Troubleshooting , pag e 11-139
POWE R STEERIN G PRESSUR E
(PSP ) SWITC H
Troubleshooting , pag e 11-11 0
ENGIN E COOLAN T TEMPERATUR E (ECT ) SENSO R
THROTTL E
POSITIO N (TP )
SENSO R EVAPORATIV
E EMISSIO N (EVAP )
PURG E FLO W SWITC H ('9 6 mode l only )
EVAPORATIV E EMISSIO N
(EVAP)PURGE CONTRO L
SOLENOI D VALV E ('9 6 mode l only )
CRANKSHAF T POSITION /
CYLINDE R POSITIO N
(CKP/CYP ) SENSO R
INTAK E AI R TEMPERATUR E (IAT ) SENSO R
IDL E AI R CONTRO L (IAC ) VALV E
VEHICL
E SPEE D
SENSO R (VSS )
CONTRO
L BO X
pag e 11- 9
For Troubleshooting of DTC related components, see chart on page 11-45.
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Page 152 of 1771
Component Location s
Index (cont'd )
THREE WA Y CATALYTI C CONVERTE R (TWC )
SECONDAR Y HEATE D OXYGE N SENSO R (SECONDAR Y HO2S ) (SENSO R 2)
SERVIC E CHEC K CONNECTO R (2P )
Troubleshooting , procedures , pag e 11-3 2
DAT A LIN K CONNECTO R (16P )Troubleshootin gprocedures, page , 11-3 2
POWERTRAI N CONTRO L MODUL E(PCM)Troubleshooting , pag e 11-5 3
PGM- RMAIN RELA Y
Rela y Testing , pag e 11-12 9
Troubleshooting , pag e 11-13 0
For Troubleshooting of DTC related components, see chart on page 11-45.
ProCarManuals.com
Page 153 of 1771
INTAKEAIRBYPAS S (IAB ) LO WCONTRO LDIAPHRAG M
Troubleshooting , pag e 11-13 9
INTAK EAIRBYPAS S (IAB ) HIG H CONTRO L
DIAPHRAG M
Troubleshooting , pag e 11-13 9 POSITIV
E CRANKCAS E VENTILATIO N (PCV ) VALV E
Inspection , pag e 11-15 2
FAS T IDL E THERM O VALV E
Inspection , pag e 11-11 3
AI R CLEANE R (ACL )
Replacement ,
pag e 11-13 4
RESONATO R
THROTTLE CABL EInspection/Adjustment , pag e 11-13 5Installation , pag e 11-13 5
THROTTL E BOD Y (TB )
Inspection , pag e 11-13 6
Disassembly , pag e 11-13 7
For Troubleshooting of DTC related components, see chart on page 11-45.
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Page 154 of 1771
Component Location s
Index (cont'd )
'96 model :
EVAPORATIV E EMISSIO N
(EVAP ) TW O WA Y VALV E
FUE L INJECTOR S
Repalcement , pag e 11-12 1 FUE
L PUM P
Testing , pag e 11-12 8
FUEL FIL L CA P
FUE L RAI L FUE
L TUBE/QUICK-CONNEC T
FITTINGS
EVAPORATIV E EMISSIO N
(EVAP ) CONTRO L CANISTE R
EVAPORATIV E EMISSIO N
(EVAP ) PURG E CONTRO L
DIAPHRAG M VALV E
FUE L FEE D PIP E
FUE L VAPO R PIP E
FUE L RETUR N PIP E
'97 - 9 8 models :FUEL GAUG E SENDIN G UNI T
FUE L TAN K
FUE L
PRESSUR E REGULATO R
Testing, pag e 11-12 4Replacement , pag e 11-12 7
FUE L
PULSATIO N
DAMPE R
FUE L RAI L FUE
L FILTE R
Replacement , pag e 11-12 7
FUE L INJECTOR S
Replacement , pag e 11-12 1
EVAPORATIV E EMISSIO N
(EVAP ) CONTRO L CANISTE R
VEN T SHU T VALV E
Replacement , pag e 11-16 9
FUEL PUM PTesting , pag e 11-12 8
FUEL FIL L CA P
FUE L TUBE/QUICK-CONNEC T
FITTINGS
EVAPORATIV E EMISSIO N(EVAP) BYPAS S SOLENOI D
VALV E
EVAPORATIV E EMISSIO N(EVAP) TW O WA Y VALV E
FUE L FEE D PIP E
FUE L VAPO R PIP E
EVAPORATIV E EMISSIO N
(EVAP ) CONTRO L CANISTE R
FUEL RETUR N PIP E
FUE
L FILTE R
Replacement , pag e 11-12 7FUE
L TAN K
FUE L
PRESSUR E REGULATO R
Testing, pag e 11-12 4Replacement , pag e 11-12 7 FUE
L GAUG E SENDIN G UNI T
For Troubleshooting of DTC related components,
see chart on page 11-45.
ProCarManuals.com
Page 155 of 1771
System Descriptio n
Vacuum Connection s
'96 model :
CONTRO L BO Xpage 11- 9
EXHAUS T GA S RECIRCULATIO N
(EGR ) VALV E an d LIF T SENSO R
INTAK E AI R
BYPAS S (IAB ) LO W
CONTRO L SOLENOI D VALV E
INTAKEAIRBYPAS S (IAB )VACUU MTANK INTAK
E AI R
BYPAS S (IAB ) HIG H
CONTRO L DIAPHRAG M VALV E
INTAK E AI R
BYPAS S (IAB ) LO W
CONTRO L DIAPHRAG M VALV E
T o EVAPORATIV E
EMISSIO N (EVAP )
TW O WA Y VALV EEVAPORATIV E EMISSIO N(EVAP) CONTRO L
CANISTE R
FRON T O F
VEHICL E FUE
L
PRESSUR EREGULATO R
INTAK E AI R
BYPAS S (IAB )
CHEC K VALV E
INTAK E AI R
BYPAS S (IAB )
HIGH CONTRO LSOLENOID VALV E
EVAPORATIV E EMISSIO N(EVAP) PURG E CONTRO L
DIAPHRAG M VALV E
EVAPORATIV E EMISSIO N(EVAP) PURG E FLO WSWITC H
EVAPORATIV E EMISSIO N(EVAP)PURGE CONTRO L
SOLENOI D VALV E
For Troubleshooting of DTC related components, see chart on page 11-45.
ProCarManuals.com
Page 156 of 1771
System Descriptio n
Vacuum Connection s (cont'd )
'97-98 models :
CONTRO L BO X
pag e 11- 9
EXHAUS T GA S RECIRCULATIO N
(EGR ) VALV E an d LIF T SENSO R
INTAK E
AIRBYPAS S (IAB )VACUU MTANK
INTAK E AI R
BYPAS S (IAB )
CHEC K VALV E
INTAK E AI R
BYPAS S (IAB ) LO W
CONTRO L SOLENOI D VALV E
INTAK E AI R
BYPAS S (IAB ) FRON T O F
HIG H CONTRO L VEHICL E
SOLENOI D VALV E
EVAPORATIV EEMISSION (EVAP )
CONTRO L CANISTE R
VEN T SHU T VALV E INTAK
E AI R
BYPAS S (IAB ) HIG H
CONTRO L DIAPHRAG M VALV E
INTAK E AI R
BYPAS S (IAB ) LO W
CONTRO L DIAPHRAG M VALV E
EVAPORATIV E EMISSIO N
(EVAP)PURGE CONTRO L
SOLENOI D VALV E
EVAPORATIV E EMISSIO N
(EVAP ) CONTRO L
CANISTE R
FUE
L
PRESSUR EREGULATO R
For Troubleshooting of DTC related components, see chart on page 11-45.
ProCarManuals.com
Page 157 of 1771
Control Box :
EXHAUS T GA S RECIRCULATIO N
(EGR ) CONTRO L SOLENOI D VALVE
MANIFOL D ABSOLUT E
PRESSUR E (MAP )
SENSO R EXHAUS
T GA S RECIRCULATIO N (EGR )
VACUU M CONTRO L VALV E
FUELPRESSUR E REGULATO R CONTRO LSOLENOID VALV E
Troubleshooting , pag e 11-12 5
For Troubleshooting of DTC related components, see chart on page 11-45.
ProCarManuals.com
Page 158 of 1771
System Description
Vacuum Connections (cont'd)
'96 model:
LEFT PRIMARY HEATED OXYGEN SENSOR (LEFT PRIMARY
HO2S) (BANK 2 SENSOR 1)
RIGHT PRIMARY HEATED OXYGEN SENSOR (RIGHT
PRIMARY HO2S) (BANK 1 SENSOR 1)
SECONDARY HEATED OXYGEN SENSOR (SECONDARY
HO2S) (SENSOR 2)
MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR
INTAKE AIR TEMPERATURE (IAT) SENSOR
LEFT KNOCK SENSOR (LEFT KS) (BANK 2)
RIGHT KNOCK SENSOR (RIGHT KS) (BANK 1)
IDLE AIR CONTROL (IAC) VALVE
FAST IDLE THERMO VALVE
IDLE ADJUSTING SCREW
FUEL INJECTOR
FUEL PRESSURE REGULATOR
FUEL PRESSURE REGULATOR CONTROL SOLENOID VALVE
FUEL FILTER
FUEL PUMP (FP)
FUEL TANK
AIR CLEANER (ACL)
INTAKE AIR BYPASS (IAB) LOW CONTROL DIAPHRAGM
VALVE
INTAKE AIR BYPASS (IAB) LOW CONTROL SOLENOID
VALVE
INTAKE AIR BYPASS (IAB) HIGH CONTROL DIAPHRAGM
VALVE
INTAKE AIR BYPASS (IAB) HIGH CONTROL SOLENOID
VALVE
INTAKE AIR BYPASS (IAB) VACUUM TANK
INTAKE AIR BYPASS (IAB) CHECK VALVE
THREE WAY CATALYTIC CONVERTER (TWC)
EXHAUST GAS RECIRCULATION (EGR) VALVE AND LIFT
SENSOR
EXHAUST GAS RECIRCULATION (EGR) CONTROL
SOLENOID VALVE
EXHAUST GAS RECIRCULATION (EGR) VACUUM CONTROL
VALVE
POSITIVE CRANKCASE VENTILATION (PCV) VALVE
EVAPORATIVE EMISSION (EVAP) CONTROL CANISTER
EVAPORATIVE EMISSION (EVAP) PURGE CONTROL
DIAPHRAGM VALVE
EVAPORATIVE EMISSION (EVAP) PURGE CONTROL
SOLENOID VALVE
EVAPORATIVE EMISSION (EVAP) TWO WAY VALVE
FUEL TANK EVAPORATIVE EMISSION (EVAP) VALVE
EVAPORATIVE EMISSION (EVAP) PURGE FLOW SWITCH
WATER VALVE CONTROL SOLENOID VALVE
WATER VALVE CONTROL DIAPHRAGM
WATER VALVE CHECK VALVEProCarManuals.com
Page 159 of 1771
'97 - 98 models:
LEFT PRIMARY HEATED OXYGEN SENSOR (LEFT PRIMARY
HO2S) (BANK 2 SENSOR 1)
RIGHT PRIMARY HEATED OXYGEN SENSOR (RIGHT
PRIMARY HO2S) (BANK 1 SENSOR 1)
SECONDARY HEATED OXYGEN SENSOR (SECONDARY
HO2S) (SENSOR 2)
MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR
INTAKE AIR TEMPERATURE (IAT) SENSOR
LEFT KNOCK SENSOR (LEFT KS) (BANK 2)
RIGHT KNOCK SENSOR (RIGHT KS) (BANK 1)
IDLE AIR CONTROL (IAC) VALVE
FAST IDLE THERMO VALVE
IDLE ADJUSTING SCREW
FUEL INJECTOR
FUEL PRESSURE REGULATOR
FUEL PRESSURE REGULATOR CONTROL SOLENOID VALVE
FUEL FILTER
FUEL PUMP (FP)
FUEL TANK
AIR CLEANER (ACL)
INTAKE AIR BYPASS (IAB) LOW CONTROL DIAPHRAGM
VALVE
INTAKE AIR BYPASS (IAB) LOW CONTROL SOLENOID
VALVE
INTAKE AIR BYPASS (IAB) HIGH CONTROL DIAPHRAGM
VALVE
INTAKE AIR BYPASS (IAB) HIGH CONTROL SOLENOID
VALVE
INTAKE AIR BYPASS (IAB) VACUUM TANK
INTAKE AIR BYPASS (IAB) CHECK VALVE
THREE WAY CATALYTIC CONVERTER (TWC)
EXHAUST GAS RECIRCULATION (EGR) VALVE AND LIFT
SENSOR
EXHAUST GAS RECIRCULATION (EGR) CONTROL
SOLENOID VALVE
EXHAUST GAS RECIRCULATION (EGR) VACUUM CONTROL
VALVE
POSITIVE CRANKCASE VENTILATION (PCV) VALVE
EVAPORATIVE EMISSION (EVAP) PURGE CONTROL
SOLENOID VALVE
EVAPORATIVE EMISSION (EVAP) CONTROL CANISTER
EVAPORATIVE EMISSION (EVAP) THREE WAY VALVE
EVAPORATIVE EMISSION (EVAP) CONTROL CANISTER
VENT SHUT VALVE
EVAPORATIVE EMISSION (EVAP) TWO WAY VALVE
EVAPORATIVE EMISSION (EVAP) BYPASS SOLENOID
VALVE
FUEL TANK PRESSURE SENSOR
FUEL TANK EVAPORATIVE EMISSION (EVAP) VALVE
WATER VALVE CONTROL SOLENOID VALVE
WATER VALVE CONTROL DIAPHRAGM
WATER VALVE CHECK VALVE
FUEL PULSATION DAMPERProCarManuals.com
Page 160 of 1771
System Description
Electrical ConnectionsProCarManuals.com