Page 288 of 2189
Dl6Y5 engine ('96 - 97 modelsl:
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PRIMARY HEATED OXYGEN SENSOR {PRIMARY HO2S,
SENSOR 1'SECONDARY HEATED OXYGEN SENSOR (SECONDARY
HO2S. SENSOR 2l
MANIFOLD ABSOLUTE PRESSURE {MAP) SENSOR
ENGINE COOLANT TEMPERATURE (ECTI SENSOR
INTAKE AIR TEMPERATURE IIAT) SENSOR
KNOCK SENSOR (KS)
CRANKSHAFT SPEED FLUCTUATTON (CKF} SENSOR
IOLE AIR CONTROL (IAC} VALVE
THROTTLE BODY (TBI
FUEL INJECTORFUEL PULSATION DAMPER
FUEL FILTERFUEL PRESSURE REGULATORFUEL PUMP IFPIFUEL TANK
:li Vacuum hose No*: CVT only
FUEL TANK EVAPORATIVE EMISSTON {EVAP) VALVE
AIR CLEANERRESONATORPOSITIVE CRANKCASE VENTIL/ATION IPCVI VALVE
EXHAUST GAS RECIRCULATION IEGR) CONTROL
SOLENOID VALVEEXHAUST GAS RECIRCULATION (EGRI VALVE
EXHAUST GAS RECTRCULATION IEGRI VALVE LIFT
SENSOREVAPORATIVE EMISSION IEVAPI PURGE CONTROL
SOLENOID VALVEEVAPORATIVE EMISSION {EVAP} CONTROL CANISTER
EVAPORATIVE EMISSION {EVAP} TWO WAY VALVE
THREE WAY CATALYTIC CONVERTER (TWCI
{Do(D
@@
@@
@
@@@
(cont'd)
1 1-19
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Page 289 of 2189

System Description
Vacuum Connections (cont'd)
D16Y5 engine ('98 modet):
-: Vacuum hose No,*: CW only
(9 POSITIVE CRANKCASE VENTILATION {PCV} VALVE?!J EXHAUST GAS BECIRCULATION (EGR}CONTROLSOLENOIO VALVE'1 ExHAUST GAs RECIRCULATIoN IEGRI VALVE22 EXHAUST GAS RECIRCULATION {EGR} VALVE LIFISENSOR€J EvApoRATtvE EMtsstoN {EvAp} puRGE coNTRoLSOLENOID VALVEq4 PURGE JOINT@ EVAPoRATIVE EMIssIoN {EVAP) coNTRoL CANISTER@ EVAPORATIVE EMISSION IEVAP} BYPASS SOLENOIDVALVE?? EVAPORATIVE EMISSION {EVAP) THREE WAY VALVEITII EVAPORATIVE EMISSION IEVAP} CONTROL CANISTERVENT SHUT VALVEO FUEL TANK PRESSURE sENsoRQlI EVAPORATIVE EMISSION {EVAP}TWO WAY VALVE8' THREE WAY CATALYTIC CONVERTER {TWCI
il) PRIMAFY HEATED OXYGEN SENSOR IPRIMARY HO2S.SENSOR 1)O SECoNDARY HEATEo oxYGEN sENsoR {sEcoNDARYHO2S. SENSOB 2)iq] MANIFOLD ABSOLUTE PRESSURE (MAPI SENSORO ENGINE COOLANT TEMPERATURE IECT) SENSOR5 INTAKE AIR TEMPERATURE {IATI SENSOR! KNOCK SENSOR tKSlO CRANKSHAFT SPEED FLUCTUATIoN {cKF) sENsoFO IDLE AIR coNTRoL {IAc) vALvE99 THROTTLE BODY ITBI@ FUEL INJECToRO FUEL PULSATION DAMPER@ FUEL F -TER@ FUEL PRESSURE REGULAToR[4 FUEL PUMP IFPI(9 FUEL TANK(D FUEL TANK EVAPoRATIVE EMIssIoN IEVAPI VALVEO' AIR CLEANER(D RESoNAToR
11-20
Page 291 of 2189
System Description
Vacuum Connections (cont'd)
D16Y8 engine ('96 sedan, '97 sedan: KA, KC modelsl:
PRIMARY HEATED OXYGEN SENSOR (PRIMARY HO2S.SENSOR SECONOARY HEATED OXYGEN SENSOR {SECONDARYHO2S, SENSOR 2lMANIFOLD ABSOLUTE PRESSUBE {MAPI SENSORENGINE COOLANT TEMPERATURE {ECTI SENSORINTAKE AIR TEMPERATUFE IIATI SENSORKNOCK SENSOR IKSICRANKSHAFT SPEED FLUCTUATION {CKFI SENSORIDLE AIR CONTROL IIACI VALVETHROTTLE EODY (T8)FUEL INJECTORFUEL FILTER
FUEL PRESSURE REGULATORFUEL PUMP {FPIFUEL TANKFUEL TANK EVAPORATIVE EMISSION IEVAP} VALVEAIR CLEANERRESONATORPOSITIVE CRANKCASE VENTILATION {PCV} VALVEEVAPORATIVE EMISSION IEVAP) PURGE CONTROLSOLENOID VALVEEVAPORATIVE EMISSION IEVAPI CONTROL CANISTEREVAFORATIVE EMISSION IEVAP} TWO WAY VALVETHREE WAY CATALYTIC CONVERTER (TWC'
{M/T}
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HiiFl
(A/T)
I ENGINE I
I coor-rruri
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11-22
Page 292 of 2189

D16Y8 engine l'96 coupe.'97 coup6: all models.'97 sodan: KL modol.'98 modell:
?
3-
a67.a
9,!
1?
!1{r5
PRIMARY HEATEO OXYGEN SENSOR IPRIMARY HO2S,
SENSOR 1)SECONDARY HEATED OXYGEN SENSOR ISECONDARY
HO2S. SENSOR 2l
MANIFOLD ABSOLUTE PRESSURE IMAPI SENSOR
ENGINE COOLANT TEMPERATURE IECTI SENSOR
INTAKE AIR TEMPERATURE (IATI SENSOR
KNOCK SENSOR {KS)CRANKSHAFT SPEED FLUCTUATION ICKFI SENSOR
IOLE AIR CONTROL {IAC) VALVE
THROTTLE BODY ITBIFUEL INJECTORFUEL FILTERFUELPRESSURE REGULATOR
FUEL PUMP IFPIFUEL TANKFUEL TANK EVAPORATIVE EMISSION IEVAP)VALVE
AIR CLEANERRESONATORPOSITIVE CRANKCASE VENTILATION (PCV) VALVE
EVAPORATIVE EMISSION IEVAPI PURGE CONTROL
SOLENOID VALVEEVAPORATIVE EMISSION {EVAPI CONTROL CANISIER
EVAPORATIVE EMISSION IEVAPI BYPASS SOLENOIO
VALVEEVAPORATIVE EMISSION {EVAPI THREE WAY VALVE
EVAPORATIVE EMISSION IEVAPI CONTROL CANISTER
VENT SHUT VALVEFUEL TANK PRESSUFE SENSOREVAPORATIVE EMISSION IEVAP) TWO WAY VALVE
THREE WAY CATALYTIC CONVERTER ITWCI
@o@@
@@
@@
@@@
(cont'd)
11-23
Page 294 of 2189
|-
DI6YTengine('96mode|.,97coupe:KA,Kcmode|s,,97sedan:KA,KC,KL{Dx}modets,'gThatchback:a||models}:
COOLANT
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a:!)
o-o
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PRIMARY HEATED OXYGEN SENSOR (PRIMARY HOzS,
SENSOR 1)SECONDARY HEATED OXYGEN SENSOR {SECONDARY
HOzS, SENSOR 2)
MANIFOLD AESOI-UTE PRESSURE IMAP) SENSOR
ENGINE COOLANT TEMPERATURE IECT) SENSOR
INTAKE AIR TEMPERATURE (IAT} SENSOR
CRANKSHAFT SPEED FLUCTUATION (CKF) SENSOR
IDLE AIR CONTROL (IACI VALVE
THROTTLE BOOY (TB)
FUEL INJECTORFUEL FILTERFUEL PRESSURE REGULATOR
FUEL PUMP IFPIFUEL TANKFUEL TANK EVAPORATIVE EMISSION (EVAPI VALVE
AIR CLEANERRESONATORPOSITIVE CRANKCASE VENTILTATION IPCVI VALVE
EVAPORATIVE EMISSION (EVAP} PURGE CONTROL
SOLENOID VALVEEVAPORATIVE EMISSION (EVAP) CONTROL CANISTER
EVAPORATIVE EMISSION IEVAPI TWO WAY VALVE
THREE WAY CATALYTIC CONVERTER (TWCI
[3)@ao(o
a@
(0
@)
(cont'd)
11-25
Page 295 of 2189
![HONDA CIVIC 2000 6.G Workshop Manual System Description
Vacuum Connections (contd)
Dl6Y7 angin6 (97 coup.: KL mod€l, sedan: KL (LX) model,,9g modet):
i1] PRIMARY HEATED OXYGEN SENSOR (PRIMARY HO2S,SENSOR 1)E) SECONDARY HEATED OXYGEN HONDA CIVIC 2000 6.G Workshop Manual System Description
Vacuum Connections (contd)
Dl6Y7 angin6 (97 coup.: KL mod€l, sedan: KL (LX) model,,9g modet):
i1] PRIMARY HEATED OXYGEN SENSOR (PRIMARY HO2S,SENSOR 1)E) SECONDARY HEATED OXYGEN](/manual-img/13/6068/w960_6068-294.png)
System Description
Vacuum Connections (cont'd)
Dl6Y7 angin6 ('97 coup.: KL mod€l, sedan: KL (LX) model,,9g modet):
i1] PRIMARY HEATED OXYGEN SENSOR (PRIMARY HO2S,SENSOR 1)E) SECONDARY HEATED OXYGEN SENSOR {SECONDARYHO2S, SENSOR 2l€l MANTFOLD ABSOT_UTE PRESSUnE tMAp) SENSOR€r ENGINE COOLANT TEMPERATURE |ECT) SENSOR€] INTAKE AIR TEMPERATURE IIAT} SENSOR6 CRANKSHAFT SPEED FLUCTUATION ICKFI SENSOR17 IOLE AIR CONTROL IIACI VALVE@ THRoTTLE BoDY {TBIO FUEL INJEGToR(9 FUE|- FTLTEFO FUEL PRESSURE REGULAToR@ FUEL PUMP {FPI(D FUEL TANK@ FIFL TANK EVAPoRATIVE EMIssIoN {EVAPIVALVE(, AIR CLEANER
(tO RESONATORl? PoSITIVE cRANKcAsE VENTILATIoN IPcv}VALVEIA EVAPORANVE EMISSION TEVAPI PURGE CONTROLSOLENOID VALVE19 EVAPORATIVE EMISSION IEVAPI CONTROL CANISTERE EVAPORATIVE EMISSION (EVAPIBYPASS SOLENOIDVALVE€' EVAPoRATIVE EMIssIoN IEVAPI THREE wAY vALvEQ' EVAPORATIVE EMISSION IEVAPI CONTROL CANISTERVENT SHUT VALVE@ FUEL TANK PRESSURE sENsoR{?1! EVAPORANVE EMISSION IEVAPI TWO WAY VALVE?5 THREE WAY CATALYTIC CONVERTER ITWC'
11-26
Page 296 of 2189

Dl6Y7 engins ('99 - 00 modelsl:
PRIMARY HEATED OXYGEN SENSOR {PRIMARY HO2S,
SENSOR 1)iiconoanv neareo oxYGEN sENsoR ISECoNDARY
HO2S, 9ENSOR 2)MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR
ENGINE COOLANT TEMPERATURE (ECT} SENSOR
INTAKE AIR TEMPERATURE (IATI SENSOR
CRANKSHAFT SPEED FLUCTUATION ICKFI SENSOR
IOLE AIR CONTROL (IAC} VALVE
THROTTLE BODY (TBl
FUEL INJECTORFUEL FILTERFUEL PRESSURE REGULATOR
FUEL PUMP (FP)
FUEL TANKAIR CLEANERRESONATOR
6d POSITIVE CRANKCASE VENTILATION (PCV) VALVE
6 rvapoamve eutssloN tEvAP) PURGE coNTRoL
SOLENOID VALVECO PURGE JOINT6 evlponnnve eutssloN (EvAPl coNTRoL cANlsrER
i evlponnnve eussloN {EVAP} BYPASS solrNolD
VALVE
6) EVAPORATIVE EMISSION (EVAPI CONTROL CANISTEN
FILTER
@ EVAPORATIVE EMISSTON (EVAP) CONTROL CANISTER
VENT SHUI VALVEA FUEL TANK PRESSURE SENSON
d rvlpoamve emtsstoN tEvAPl rwo wAY vALvE
6 orueonno nerueLING vAPoR REcovERY loRvnl vENT
SHUT VALVE
€) ongolno neruellNc VAPOR RECOVERY {ORVR) VAPOR
RECIRCULATION VALVE
€) THREE WAY CATALYTIC CONVERTER (TWC)
a
6t
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o@ao
@@
(}
@@
(cont'd)
11-27
Page 297 of 2189

I
a
System Description
Vacuum Connections (cont'd)
816A2 engine:
@ EvApoRATtvE EMtsstoN tEvAp) puRGE coNTRoLSOLENOID VALVE@ PURGE JoINT€t EvApoRATtvE EMtsstoN (EVApt coNTRoL caNtsTERQA EVAPORATIVE EMISSION (EVAP) BYPASS SOLENOIDVALVE
@ EVApoRATtvE EMtsstoN lEvApl coNTRoL caNtsrERFILTER@ EvApoRATtvE EMtsstoN {EvApt coNrRoL cANtsrERVENT SHUT VALVE@ FUEL TANK PRESSURE sENsoRGI EVAPORATIVE EMISSION (EVAP} TWO WAY VALVE@ ONBOARD REFUETING VAPOR RECOVERY {ORVR} VENTSHUT VALVE@ oNBoAnD REFUELING vApoR REcovERy (oRvRl vApoR. RECIRCULATION VALVE(c} THREE WAY CATALYTIC CONVERTER {TWCI
(' PRIMARY HEATED OXYGEN SENSOR IPRIMARY HO2S.SENSOR 1l.?) SECONDARY HEATED OXYGEN SENSOR {SECONDARYHO2S, SENSOR 2)13] MANIFOLD ABSoLUTE PRESSURE (MAP) sENsoBi' ENGINE COOLANT TEMPERATURE IECT) SENSORO INTAKE AIR TEMPERATURE ITATI SENSORi6l KNOCK SENSOR {KS}O oRANKSHAFT SPEED FLUCTUATIoN {cKF} sENsoR@ IDLE AIR coNTRoL (IAc} VALVE€) THRoTTLE BoDy trB|(D FUEL INJECToRO FUEL PULSATIoN DAMPER[D FUEL FILTER@ FUEL PRESSURE REGULAToR!I FUEL PUMP IFP)f,' FUEL TANK(iD ArR CLEANERt' RESONAToR'.1]i POSITIVE cRANKcAsE VENTILATIoN {Pcv} VALVE
11-28