1997 ACURA NSX Service Repair Manual

Component Location s
Index (cont'd )
THROTTL E BOD Y (TB )Inspection , pag e 11-15 1in th e 199 7 NS X Servic e Manua lDisassembly , pag e 11-15 2in th e 199 7 NS X Servic e Manua l
AIR CLEANE R (ACL )Disassembly , pag e 11-14 9in th e 199 7 NS X Servic e Manua l
INTAKE AI R DUC T
INTAK E AI R BYPAS S (IAB ) CONTRO LDIAPHGRA MTroubleshooting , pag e 11-15 5in th e 199 7 NS X Servic e Manua lTest, pag e 11-15 7in th e 199 7 NS X Servic e Manua l
POSITIV E CRANKCAS E VENTILATIO N (PCV ) VALV ETroubleshooting , pag e 11-5 0Inspection , pag e 11-5 2Replacement , pag e 11-5 2
INTAK E AI R BYPAS S (IAB ) VALV EBODY ASSEMBL Y
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FUEL PUM P RELA YTroubleshooting , pag e 11-13 9in th e 199 7 NS X Servic e Manua l
ONBOAR D REFUELIN G VAPO RRECOVER Y (ORVR ) VAPO RRECIRCULATIO N VALV EFUEL PUM P
ONBOAR D REFUELIN GVAPOR RECOVER Y (ORVR )VENT SHU T VALV ETesting , pag e 11-7 0in th e 200 0 NS X Servic eManual Supplemen t
FUEL FEE D PIP E
FUE L FILTE R
FUEL RETUR N PIP E
FUE L FIL L CA P
EVAPORATIV E EMISSIO N(EVAP) CONTRO L CANISTE RVENT SHU T VALV ETroubleshooting , pag e 11-4 5
EVAPORATIV E EMISSIO N(EVAP) CONTRO L CANISTE RTroubleshooting , pag e 11-4 5
FUEL VAPO R PIP E
FUE LPRESSUR E REGULATO R
EVAPORATIV E EMISSIO N(EVAP) BYPAS S SOLENOI DVALVETroubleshooting , pag e 11-4 5
FUEL INJECTOR S
FUEL RAI L
FUEL TAN K PRESSUR ESENSORTroubleshooting , pag e 11-5 9in th e 200 0 NS X Servic e Manua lSupplemen t
FUEL TAN K
EVAPORATIV E EMISSIO N(EVAP) CONTRO LCANISTER FILTE R
EVAPORATIV E EMISSIO N(EVAP) TW O WA Y VALV E
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Troubleshooting
Troubleshooting Procedure s
ECM Replacemen t
1. Tur n th e ignitio n switc h OFF .
2. Jum p th e SC S lin e wit h th e HD S (Hond a Diagnosti c
System).
3. Remov e th e bulkhead (1) then (2).
4. Disconnec t th e connector s fro m th e EC M mountin g
bracket. Disconnec t th e EC M connector s (A ) fro m
the ECM .
5. Remov e th e bolt s (B) , th e remov e th e EC M (C) .
6. Instal l th e EC M in th e revers e orde r o f removal .
7. Ope n th e SC S wit h th e HDS .
8. Tur n th e ignitio n switc h O N (II) .
9. Inpu t th e VI N to th e EC M wit h th e HDS .
10. Rese t th e EC M wit h th e HDS .
1
2
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Fuel Suppl y Syste m
Fuel Injector s (cont'd )
Replacemen t
Do no t smok e durin g thi s work . Kee p ope n flame s awa y fro m you r wor k area .
1. Reliev e th e fue l pressur e Refe r t o th e 199 7 NS X Servic e Manual , P/ N 61SL00 6 (se e pag e 11-132 ).
2 . Remov e th e intak e manifol d covers .
3. Disconnec t th e connector s fro m th e injectors .
4. Disconnec t th e vacuu m hos e an d fue l retur n hos e fro m th e pressur e regulator .
NOTE: Plac e a ra g o r sho p towe l ove r th e hose s befor e disconnectin g them .
5. Disconnec t th e fue l hos e fro m th e fue l pipe .
6. Loose n th e retaine r nut s o n th e fue l pip e an d harnes s holder .
7. Disconnec t th e fue l pipe .
8. Remov e th e injector s fro m th e intak e manifold .
9. Slid e ne w cushio n ring s ont o th e injectors .
10. Coa t ne w O-ring s wit h clea n engin e oi l an d pu t the m o n th e injectors .
11. Inser t th e injector s int o th e fue l pip e first .
12. Coa t ne w sea l ring s wit h clea n engine oil, an d pres s the m int o th e intak e manifold .
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13. Install the injectors and fuel pipe assembly in the manifold.

14. Align the center line on the connector with the mark on the fuel pipe.

15. Install and tighten the retainer nuts.

16. Coat new O-rings with clean engine oil and put them on the fuel hose.

17. Connect the fuel hose to the fuel pipe.

18. Connect the vacuum hose and fuel return hose to the pressure regulator.

19. Install the connectors on the injectors.

20. Install the intake manifold covers.

21. Turn the ignition switch ON (II), but do not operate the starter. After the fuel pump runs for about 2 seconds, the fuel

pressure in the fuel line rises. Repeat this two or three times, then check for leakage.ProCarManuals.com

Symptom-to-Component Char t
Electrica l Syste m
14-5 in thi s
supplemen t
14-7 in thi s
supplemen t
H-60
(61SL006 )
14-9 i n thi s
supplemen t
14-10 i n thi s
supplemen t
14-11 i n thi s
supplemen t
14-13 i n thi s
supplemen t
14-14
(61SL007 )
14-16
(61SL007 )
14-15 in thi s
supplemen t
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14-20(61SL007 )
14-22 in thi s
supplemen t
14-4
(61SL009 )
14-79
(61SL006 )
14-77
(61SL006 )
14-21 i n thi s
supplemen t
14-19 i n thi s
supplemen t
14-17 in thi s
supplemen t
14-73
(61SL006 )
14-72
(61SL006 )
14-71
(61SL006 )
14-16 i n thi s
supplemen t
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Symptom-to-Component Char t
Electrica l Syste m (cont'd )
If th e self-diagnosti c D indicato r doe s no t blink , perfor m a n inspectio n accordin g t o th e tabl e below .
NOTE:
• I f a custome r describe s th e sympto m fo r cod e P179 0 (3 ) o r P179 5 (20) , ye t th e D indicato r i s no t blinking , i t wil l b e nec -
essar y t o recreat e th e sympto m b y test-driving , the n rechec k th e DTC .
• Sometime s th e D indicato r an d th e Malfunctio n Indicato r Lam p (MIL ) ma y com e o n simultaneously . I f so , chec k th e
PGM-F I syste m accordin g t o th e DTC , the n rese t th e memor y b y removin g th e CLOC K fus e i n th e under-das h fuse/rela y
box fo r mor e tha n 1 0 seconds . Driv e th e ca r fo r severa l minute s a t a spee d ove r 3 0 mp h (5 0 km/h) , the n rechec k th e
DTC .
14-8 4
(61SL006 )
14-86
(61SL006 )
14-87
(61SL006 )
14-88(61SL006 )
14-91
(61SL006 )
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