fuel filter ACURA TL 1995 Service Repair Manual
[x] Cancel search | Manufacturer: ACURA, Model Year: 1995, Model line: TL, Model: ACURA TL 1995Pages: 1771, PDF Size: 62.49 MB
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 220 of 1771
NOTE: Check all hose clamps and retighten if necessary.
'96 model:
To
FUEL
PRESSURE
REGULATOR
FUEL GAUGE SENDING
UNIT ASSEMBLY
FUEL
' FILTER
EVAPORATIVE EMISSION
(EVAP) TWO WAY VALVE
FUEL PUMP
ASSEMBLY
EVAPORATIVE EMISSION
(EVAP) CONTROL
CANISTER
10-15
mm
(0.39
-
0.59
in)
Clamp in the middle.
Clamp in the middle.
O-RING
Replace.
O-RING
Replace.
FUEL
TANKProCarManuals.com
Page 221 of 1771
Fuel Supply System
Fuel Lines (cont'd)
'97 - 98 models:
To
FUEL
PRESSURE
REGULATOR
FUEL
FILTER
FUEL GAUGE SENDING
UNIT ASSEMBLY
BASE GASKET
Replace.
FUEL PUMP
ASSEMBLY
EVAPORATIVE EMISSION
(EVAP) TWO WAY VALVE
EVAPORATIVE EMISSION
(EVAP) CONTROL
CANISTER
10- 15 mm
(0.39-0.59 in)
Clamp in the middle.
Clamp in the middle.
FUEL
TANKProCarManuals.com
Page 223 of 1771
Fuel Pressure
Relieving
Before disconnectin g fue l pipe s o r hoses , releas e pres -
sure fro m th e syste m b y loosenin g th e servic e bol t o n
top o f th e fue l rai l ('9 7 - 9 8 models : to p o f fue l filter) .
• D o no t smok e whil e workin g o n th e fue l system .
Kee p ope n flame s o r spark s awa y fro m you r wor k
area.
• B e sur e t o reliev e fue l pressur e whil e th e ignitio n
switc h is off .
1 . Mak e sur e yo u hav e th e anti-thef t cod e fo r th e radio ,
the n writ e dow n th e frequencie s fo r th e radio' s pre -
se t buttons .
2 . Disconnec t th e batter y negativ e cabl e fro m th e bat -
ter y negativ e terminal .
3 . Remov e th e fue l fil l cap .
4 . Us e a bo x en d wrenc h o n th e servic e bol t o n th e
fue l rai l ('9 7 model : o n th e fue l filter ) whil e holdin g
th e banj o bol t wit h anothe r wrench .
5 . Plac e a ra g o r sho p towe l ove r th e servic e bolt .
6 . Slowl y loose n th e servic e bol t on e complet e turn .
'9 6 model :
SERVIC EBOLT12 N- m(1.2 kgf-m , 8. 7 Ibf-ft )
FUE L RAI L SHO
P TOWE L
'97 - 9 8 models :
SERVICE BOL T12 N- m (1. 2 kgf-m ,8.7 Ibf-ft )
FUELFILTE R
SHOP
TOWE L
NOTE:
A fue l pressur e gaug e ca n b e attache d a t th e ser -
vic e bol t hole .
Alway s replac e th e washe r betwee n th e servic e
bol t an d th e banj o bol t wheneve r th e servic e bol t
i s loosened .
Replac e al l washer s wheneve r th e bolt s ar e
removed .
(cont'd)
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Page 224 of 1771
Fuel Suppl y Syste m
Fuel Pressur e (cont'd )
Inspectio n
1 . Reliev e fue l pressur e (se e pag e 11-119 ).
2 . Remov e th e servic e bol t o n th e fue l rai l ('9 7 - 9 8
models : o n th e fue l filter ) whil e holdin g th e banj o
bol t wit h anothe r wrench . Attac h th e specia l tool .
'9 6 model :
FUEL
PRESSUR E
GAUG E
07406-004000 1
CLAMP
'97 - 9 8 models :
CLAMP
FUEL
PRESSUR E
REGULATO R
FUE L
PRESSUR E
GAUG E
07406-004000 1
FUEL FILTE R
3.
FUE L
PRESSUR E
REGULATO R
Start th e engine . Measur e th e fue l pressur e wit h th e
engin e idlin g an d th e vacuu m hos e o f th e fue l pres -
sur e regulato r disconnecte d fro m th e fue l pressur e
regulato r an d pinched . I f th e engin e wil l no t start , tur n
th e ignitio n switc h O N (II) , wai t fo r tw o seconds , tur n
i t OFF , the n bac k o n agai n an d rea d th e fue l pressure .
Pressur e shoul d be :
26 0 - 31 0 kP a (2.6 5 - 3.1 5 kgf/cm
2, 3 8 - 4 5 psi ) 4
. Reconnec t vacuu m hos e t o th e fue l pressur e regula -
tor.
Pressur e shoul d be :
19 0 - 24 0 kP a (1.9 4 - 2.4 5 kgf/cm2, 2 8 - 3 5 psi )
I f th e fue l pressur e is no t a s specified , firs t chec k th e
fue l pum p (se e pag e 11-128 ). I f th e fue l pum p is OK ,
chec k th e following :
I f th e fue l pressur e i s highe r tha n specified ,
inspec t for :
— Pinche d o r clogge d fue l retur n hos e o r line .
— Fault y fue l pressur e regulato r (se e pag e 11-124 ).
I f th e fue l pressur e i s lowe r tha n specified , inspec t
for:
— Clogge d fue l filter .
— Fault y fue l pressur e regulato r (se e pag e 11-124 ).
— Leakag e in th e fue l line .
ProCarManuals.com
Page 228 of 1771
Fuel Suppl y Syste m
Fuel Pressur e Regulato r
Descriptio n
Th e fue l pressur e regulato r maintain s a constan t fue l pres -
sur e to th e fue l injectors . Whe n th e differenc e betwee n th e
fue l pressur e an d manifol d pressur e exceed s 25 0 kP a
(2.5 5 kgf/cm
2, 36. 3 psi) , th e diaphrag m is pushe d
upward , an d th e exces s fue l i s fe d bac k int o th e fue l tan k
throug h th e retur n line .
CLOSED :
INTAKE MANIFOL DVACUUM
DIAPHRAG M
FUELINLE T
OPEN :INTAK E MANIFOL DVACUUM
FUEL RETUR N DIAPHRAG
M
FUE L
INLE T
Testin g
Do no t smok e durin g th e test . Kee p ope n
flame s awa y fro m you r wor k area .
1 . Attac h th e specia l too l t o th e servic e por t o n th e fue l
rai l ('9 7 - 9 8 models : fue l filter ) (se e pag e 11-120 ).
2 . Star t th e engine .
Pressur e shoul d be :
26 0 - 31 0 kP a (2.6 5 - 3.1 5 kgf/cm
2, 3 8 - 4 5 psi )
(wit h th e fue l pressur e regulato r vacuu m hos e dis -
connecte d an d pinched )
'9 6 model :
FUELPRESSUR EGAUGE07406 - 0040001
CLAMP FUE
LPRESSUR EREGULATO R
'97 - 9 8 models :
FUELPRESSUR EREGULATO R FUE
L
PRESSUR E
GAUG E
07406 - 004000 1
FUELFILTE R
3. Reconnec t th e vacuu m hos e t o th e fue l pressur e
regulator .
4 . Chec k tha t th e fue l pressur e rise s whe n th e vacuu m
hos e fro m th e fue l pressur e regulato r i s disconnecte d
again . I f th e fue l pressur e di d no t rise , replac e th e
fue l pressur e regulator .
CLAMP
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Page 232 of 1771
Fuel Filte r
Replacemen t
• D o no t smok e whil e workin g o n fue l system .
Kee p ope n flam e awa y fro m you r wor k area .
• Whil e replacin g th e fue l filter , b e carefu l t o kee p a saf e
distanc e betwee n batter y terminal s an d an y tools .
Th e fue l filte r shoul d b e replace d wheneve r th e fue l pres -
sur e drop s belo w th e specifie d valu e [26 0 - 31 0 kP a
(2.6 5 - 3.1 5 kgf/cm
2, 37. 7 - 44. 8 psi ) wit h th e fue l pressur e
regulato r vacuu m hos e disconnecte d an d pinched ] afte r
makin g sur e tha t th e fue l pum p an d th e fue l pressur e
regulato r ar e OK .
1 . Mak e sur e yo u hav e th e anti-thef t cod e fo r th e radio ,
the n writ e dow n th e frequencie s fo r th e radio' s pre -
set buttons .
2. Disconnec t th e batter y negativ e cabl e fro m th e bat -
ter y negativ e terminal .
3 . Plac e a sho p towe l unde r an d aroun d th e fue l filter .
4 . Reliev e fue l pressur e (se e pag e 11-119 ).
5 . Remov e th e banj o bol t an d th e fue l fee d pip e whil e
supportin g th e fue l filte r wit h anothe r wrench , a s
shown .
6 . Remov e th e fue l filte r clam p an d fue l filter .
7 . Whe n assembling , us e ne w washer s a s shown .
NOTE : Clea n th e flare d join t o f hig h pressur e hose s
thoroughl y befor e reconnectin g them .
'96 model :
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Page 233 of 1771
Fuel Supply System
Fuel Filter (cont'd)
'97 - 98 models:
BANJO BOLT
22 N-m (2.2 kgf-m,
16 Ibf-ft)
WASHERS
Replace.
9.8 N-m
(1.0 kgf-m,
7.2 Ibf-ft)
37 N-m
(3.8 kgf-m,
27 Ibf-ft)ProCarManuals.com
Page 839 of 1771
System Description
Vacuum Connections (cont'd)
'95 - 96 models:
PRIMARY HEATED OXYGEN SENSOR (PRIMARY HO2S)
SECONDARY HEATED OXYGEN SENSOR (SECONDARY
HO2S)
MASS AIR FLOW (MAP) SENSOR
ENGINE COOLANT TEMPERATURE (ECT) SENSOR
INTAKE AIR TEMPERATURE (IAT) SENSOR
FRONT KNOCK SENSOR (FKS)
REAR KNOCK SENSOR (RKS)
IDLE AIR CONTROL (IAC) VALVE
FAST IDLE THERMO VALVE
IDLE ADJUSTING SCREW
THROTTLE BODY (TB)
FUEL INJECTOR
FUEL FILTER
FUEL PRESSURE REGULATOR
FUEL PULSATION DAMPER
FUEL PUMP (FP)
FUEL TANK
FUEL TANK EVAPORATIVE EMISSION (EVAP) VALVE
AIR CLEANER
RESONATOR
CRANKSHAFT SPEED FLUCTUATION (CKF) SENSOR
INTAKE AIR BYPASS (IAB) CHECK VALVE
INTAKE AIR BYPASS (IAB) VACUUM TANK
INTAKE AIR BYPASS (IAB) CONTROL SOLENOID VALVE
INTAKE AIR BYPASS (IAB) CONTROL DIAPHRAGM
EXHAUST GAS RECIRCULATION (EGR) VACUUM CONTROL
VALVE
EXHAUST GAS RECIRCULATION (EGR) CONTROL
SOLENOID VALVE
EXHAUST GAS RECIRCULATION (EGR) VALVE
EXHAUST GAS RECIRCULATION (EGR) VALVE LIFT
SENSOR
POSITIVE CRANKCASE VENTILATION (PCV) VALVE
EVAPORATIVE EMISSION (EVAP) PURGE CONTROL
SOLENOID VALVE
EVAPORATIVE EMISSION (EVAP) PURGE FLOW SWITCH
EVAPORATIVE EMISSION (EVAP) CONTROL CANISTER
EVAPORATIVE EMISSION (EVAP) PURGE CONTROL
DIAPHRAGM VALVE
EVAPORATIVE EMISSION (EVAP) TWO WAY VALVE
WARM UP THREE WAY CATALYTIC CONVERTER (WU TWC)
THREE WAY CATALYTIC CONVERTER (TWC)
WATER VALVE CONTROL SOLENOID VALVE
WATER VALVE CONTROL DIAPHRAGM
WATER VALVE CHECK VALVEProCarManuals.com