ground HONDA CR-V 1999 RD1-RD3 / 1.G Manual Online

'98 - 00 mod€ls:
The scan tool indicates Diagnostic Trouble Code (DTC) P0452: A low voltage problem in the Fuel Tank Pressure
sensof.
The fuel tank Dressure sensor converts fuel tank absolute pressure into electrical signals and inputs the ECM/PCM.
OUTPUTVOLTAGEtvl{.5
0,5-? KPA(-50 mmHg,-2 in.Hgl
+7 kPr
l5O mmHg,2 in.Hgl
PRESSURE
ECM/PCM CONNECTOR A (32P)
Wire side ot female terminals
FUEL TANKPRESSURE SENSOR3P CONNECTOR tc6a6l
voc2(YEL/BLUI
Wire side ol fsmale terminals
(cont'd)
11-209
Th. MIL has been reoorted on.DTC m452 is stored.
Check the vacuum lin6:Check the vacuum lines of the fueltank pressure sensor for misrouting, leakage, breakage and clog-ging.
Are the vacuum lines OK?
Problem veriticstion:1. Do the ECM/PCM ResetProcedure-2. Remove the luelfillcap.3. Turn the ignition switch ONfl r).4. Monitor the FTP Sensor volt'age with the Honda PGMTester, or measure voltagebetween body ground andECM/PCM terminalA29.Intermittent failuro, system is OKat this lima. Chack lor Door con-nections or loose wi.es at C580llocrted rt access panell, C646lluel tank Daessure sensor) andat the ECM/PCM.
ls lhere approx. 2.5 V?
Check lor an open in wir€ lVeC2line):1. Turn the ignition switch OFF.2. Reinstallthe fuel fill cap.3. Disconnect the fuel tank pres-
sure sensor 3P connector,4. Turn the ignition switch ON (ll).
5- Measure voltage between thefLrel tank pressure sensor 3Pconnector No. 1 terminal andNo.2 terminal.
Replir opon in the wire b€tw€enth6 tuel tank pressure lensot andthe ECM/PCM {A29).ls there approx. 5 V?
YES
(To page 11-210)
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Emission Control System
Evaporative Emission (EVAP) Controls (cont'dl
FUEL TANKPRESSUNE SENSOR3P CONNECTOR tc646l
Wire side of female terminals
(From page l1'209)
Check lor a short in the wireIPTANK Iine}:Measure voltage betlveen the fueltank pressure sensor 3P connectorNo. 3terminal and No. 2terminal.
ls there approx.5 V?
Check for a short in the wire(PTANK line):1. Turn the ignition switch OFF.2. Disco n nect the ECM/PCMconnector A {32P).3. Check for continuity betweenthe fuel tank pressure sensor3P connector No. 3 terminalsand body ground.
Repair short in the wira betwgonthe fuel trnk prossure s6nsor andtho ECM/PCM lA29).
Sub.tituto a known-good ECM/PCM and r€check. lf 3ymptom/indication goer !way. replaceth6 original ECM/PCM.
11-210
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'98 - 00 modals:
The scan tool indicates Diagnostic Trouble Code (DTC) P0453: A high voltage problem in the Fuel Tank Pressure
sensor.
ECM/PCM CONNECTOR A {32PI
Wire sido ot fema16 t€rminals
FUEL TANXPf,ESSUBE SENSOR3p CONNECTOR {C6,a6l
vcc2IYEL/BLUI
sG2IGRN/BLKI
sG2(GRN/BLK}
Wire side ot female terminals
PTANKILT GRNI
(cont'd)
11-211
PTANK ILT GRN)
123
Thc MIL has b6on ropottcd on.DTC mia53 is dorcd.
Ch6ck tho vacuum linos:Check the vacuum lines of the
fuel tank pressure sensor lor mis-
routing, leakage, breakage and
cloggrng.
Are the vacuum lines OK?
Problorn verif ication:1. Do the ECM/PCM ResetProcedute.2. Remove the fuel fill cap.
3. Turn the ignition switch ON
{[).4. Monitor the FTP Sensor volt-age with the Honda PGM
Tester, or measure voltagebetween body ground and
ECM,PCM terminal429.Intarmittent tailuro, sv3iom b OKat this timo. Chock for poor con-nection3 or loo$ wire3 at C580(locstod .t .cc$r p.nell, C6a6(fucl tank pros3ure son3orl and.t the ECM/FCM.
ls there approx. 2.5 V?
Check lor an open in tho wiro
lSG2lin6l:1. Turn the ignition switch OFF.
2. R6installthe Iuel fill cap.3. Disconnect the Iu6l tank pres_
sure sensor 3P connector,4. Turn the ignition switch ON (ll).
5. M€asure voltago between thetuel tank pressure sensor 3P
connector terminals No. '! andNo.2.
Replir op€n in th. wi.c b€{weentha fuel tank Dio'sute sansot andtho EC|,/PCM {Cl8}.ls there approx. 5 V?
Ch€ck for an opon in tho wiro(PTANK linel:Measure voltage between thefuel tank pressure sensor 3P con-nector No. 3 terminal and No. 2terminal.
ls there approx. 5 V?
\To page 11-212)
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EVAP purge control 3ol€noidvalve test.{Tho continu.tion of DTC Plil56
trouble3hootin9.)
Check the EVAP purge control
solenoid valve:1. Disconnect the vacuum hosetrom the EVAP control canis-
ter, and connect a vacuumpump to the hose.2. Turn the ignition switch ON (ll).
3. Apply vacuum to the hose.
EVAP purge contlol solenoidv.lvo is OK. Do the EVAP bypai3
solenoid valve test (see Page 11-
2161
Does the valve hold vacuum?
Check tho EVAP purge control
solenoid valve:'t. Turn the ignition switch OFF.2. Disconnect the EVAP Purgecontrol solenoid valve 2P con-nector,3. Check for continuity between
the EVAP pu rge controlsolenoid valve 2P connectorterminal No.2 and bodYground,
Check for s short in the wire
{PCS linel:1. D iscon nect the ECM/PCMconnector A {32P).2. Check for continuity betweenthe EVAP purge controlsolenoid valve 2P connectorterminal No. 2 and bodyground.
neprir short in tho wite bot$reon
the ECM/FCM lAGl and thc EVAPpurge control 3olenoid valve.ls there continuity?
Substitut€ a known-good ECM/
PCM and recheck. lf symptom/indication goe3 away. repl.ce
thc originsl ECM/PCM.
VACUUMPUMP/GAUGE,0 - 30 in.HgA973X - 041 -
xxxxx
EVAPCONTROLCANISTER
EVAP PURGE CONTROL SOLENOIDVALVE 2P CONNECTOR (Cl08}
Wire side offemaleterminals
(cont'd)
-21511
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Emission Control System
Evaporative Emission (EVAPI Controls (cont,dl
1T1456I (conro)
€VAPBYPASSSoLENOtOVALVEECM/PCM CONNECTOR A I32P)
Wire side of female terminals
VACUUMPUMP/GAUGE.0 -30 in.HgA373X -
041 -
xxxxx
EVAP BYPASS SOLENOIDVALVE 2P CONNECTOR lcorlTl
2WBS(BLU}
II
Wire side offemaletermrnats
tGlIBLK/WHT}
EVAP bypa3s solenoid valve test.(The continuation ot DTC P1456troubleshooting.l
Check the EVAP bypass sotenoid
1. Disconnect the vacuum hosefrom the EVAP two way valve,and connect a vscuum pumpto the hose,2. Connect the ECM/PCM con-nector terminal 43 to the bodyground with a jurnper wire.3. Turn the ignition switch ON 0t).4. Apply vacuum to the hose.
EVAP bypass solenoid valve/EVAP two way valve is OK. Doth6 EVAP control crnister ventshut vafve le3t lso€ page 11-2'111.
Does the valve hold vacuurn?
Check for an op€n in the wir€(2WBS line):1. Turn the ignition switch OFF.2. Disconnect the EVAP bypasssolenoid valve 2P connector.3. Check for continuity betweenthe EVAP bypass so teno idvalve 2P connector terminalNo. 2 and body ground.
Repair open in the wire betweenthe EVAP bypass solenoid valv.and ECM/PCM lA3).
Chack tor an op6n in the wirellcl line):1. Turn the ignition switch ON l).2. Measure voltage between theEVAP bypass solenoid valve2P connector terminal No. land body ground.
Replace the EVAP byps.,s solonoidvatus and O-ring3.
Ropair o,pen in the wire botwoenth6 EVAP bypa$ sotenoid vatvoand No. 15 ALTERNATOR SpSENSOR (7.5 Altuso.
2WBS (BLU}
/3
7,x
4l6o/to -/
,/ 16 1718't920 211/z3
26 272A29solT32
JUMPER WIRE
11-216
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EVAP control canister vent shut
valve l€st,lThe conlinualion ot DTC P1456
troubleshooting.)
Check the EVAP control cankter
vent 3hut valve:1. Disconnect the vacuum hose
from the EVAPthree way valve,
and connect a vacuum PUmPto the hose.2. Turn the ignition switch ON (ll).
3. Apply vacuum to the hose
EVAP control crnisier vent lhul
valve is OK. Do the v.cuum
hoses and connections te3l lseepage 11-218).
Does the valve hold vacuum?
Chock the EVAP control canbtel
vent shul valvo:1. Turn the ignition sw;tch OFF.
2. Disconnect the EVAP controlcanister vent shut valve 2P
connector.3. Check for continuity betlveen
the EVAP control canister vent
shut valve 2P connector termi-nal No. 1 snd body ground.
Roplac€ the EVAP contlol canbt€]venl shut valve and O-ring.
Chock lor a short in the wire(VSV lino)r1. Disco n nect the EcM/PCN4connoctor A (32P).
2. Check for continuity betweenthe EVAP control canister vent
shut valve 2P connector termi-
nal No. 1 and body ground.
Reorir 3hort in tho wiro bgtweonthe EC1I/I/PCM lAal .nd the EVAP
codrol canbtor vent shut valv6.
Substitute a known.good ECM/
PCM and recheck. lf symptom/indicrtion goes awaY, replace
the original ECM/PCM.
VACUUMPUMP/GAUGE,0 - 30 in.Hg
A973X - 041 -
XXXXX
EVAPTHREE
VALVEEVAPCONTROLCANISTER
EVAP CONTROLCANISTER VENT SHUTVALVE 2P CONNECTOR IC361)
r+l1t2l
f1 VSV
(o) tLT cnrulwxrt
1
Wire side of female terminals
EVAPCONTROLCANISTERVENTSHUTVALVE
O.RINGReplace.
ILT GRN/WHT)
(cont'd)
-21711
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Emission Control System
Evaporative Emission (EVAP) Controls (cont,dl
iTl457l ("ont'or
APCONTROLCANISTER
Ropair op€n in th6 wire betweenthe EVAP purge control 3olenoidvelve and ths ECM/PCM (A61.
VACUUMPUMP/GAUGE, O-30 iN.HgA973X - 0rl -
xxxxx
'\)
Wire side of lemale terminals
EVAP PURGE CONTROL SOI.ENOIDVALVE 2P CONNECTOR (Cl08)
PCSIRED/YELI
femaletermanals
ECM/PCM CONNECTOR A {32P}
PCS (RED/YELI
,/3 458/'t0
,,/ 14 ,/'t61718l92024
,/ 262930
JUMPERWIRE
- The MIL has been reported on.- DTC P1457 is stored.{EVAP purge control solenoidvalve test.l*
Check the EVAP purge conrrol30lenoid velve:L Disconnect the vacuum hosefrom the EVAP conlrol canis,ter, and connect a vacuumpump to the hose.2. Connect the ECM/PCM connector terminal A6 to the bodyground with a jumper wire.3. Turn the ignition switch ON (tl).4. Apply vacuum to the hose.
EVAP purge control solenoidvalve is OK. Oo the EVAP bypasssolenoid valve t€3t {see psge 1l-221t.
Does the valve hold vacuum?
Check for an open in the wire(PCS line):1. Turn the ignition switch OFF.2. Disconnect the EVAP purgecontrol solenoid valve 2P connector,3. Check for continuity betweenthe EVAP pu rge controlsolenoid valve 2P connectorterminal No.2 and bodygrouno,
ls there continuity?
Check for an open in the wire(lGl line):1. Turn the ignition switch ON t).2. Measure voltage between theEVAP bypass solenoid valve 2pcoonector terminal No. 1 andbody ground.
ls there battery voltage?
Repah open in lhe wir6 betwoenthe EVAP pu.ge cont.ol solonoidvdlvo and No. 15 ALTERNATORSP SENSOR {7.5 Al fu!€.
*: Continued frr '98 model
1-220
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EVAP bypass solenoid valv€ test.
{The continuation of DTC P1457
troubleshooting.l
Check the EVAP bypass 3olenoid
1. Disconnect the vacuLlm hose
from the EVAP two way valve,
and conned a vacuum PUmPto the hose.2. Turn the ignition switch ON (ll).
3. Apply vacuum to the hose
EVAP bvpas3 30lsnoid vrlvo/
EVAP two way v.lve is OK. Do
the EVAP control canisler vent
3hut v.lve te3l (see Psge11'2221.
Does the valve hold vacuum?
Ch6ck the EVAP byp.ss solenoid
'1. Turn the ignition switch OFF
2. Disconnect the EVAP bypass
solenoid valve 2P connector.
3. Check {or continuity between
the EVAP bypass soleno id
valve 2P connector termlnal
No. 2 and body ground
ReDlace the EVAP bypass 3olenoid
valve and O-rings.
Check for a short in lhe wire
{2WBS linel:1. Disconnect ECM/PCM connec
tor A (32P).
2. Check lor continuity betlveenthe EVAP bypass soleno id
valve 2P connector termrnalNo. 2 and body ground.
Rcpsir short in th. wire bgtwoen
the EcM/PCtrl lA3l lnd the EVAP
bypa$ solenoid valvo.ls there continuitY?
Sub3tiiute . known'good ECM/
PCM End recheck. lI sYmptom/
indication goe3 away, tePlace
the original ECM/PCM.
EVAPBYPASSFUELTANKPRESSUBE SENSORSOLENOIDVALVEEVAP TWO WAY
VALVE
VACUUMPUMP/GAUGE,0-30 in.HgA973X -
041 -
xxxxx
EVAP AYPASS SOLENOID
VALVE 2P CONNECTOR (C647}
q
@)
T
t.'-+lt1t?l
| 2wBs
(d1 terul
Y-L
Wire side offemaleterminals
2WBS(BLU}
(cont'd)
11-221
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Emission Control System
Evaporative Emission (EVAP) Controls (cont,dl
lT145il ("ont'o)
EVAPTHREE
VATVE \'t
VACUUMPUMP/GAUGE,0 - 30 in.HsA973X - 041 -
xxxxx
WIRE
ECM/PCM CONNECTOR A {32PI
vsv
Wire side of female terminals
EVAPCONTROLCANISTER
EVAP CONTROLCANISTER VENT SHUTVALVE 2P CONNECTOR {C361}
riErr+J
I vsv
/A {Lr GRN/WHT|
YI
Wire side of female terminals
CANISTEFVENTSHUTVALVE
EVAPCONTROL
(}BING
Replace.
ffilrcr
e
(BLK/wHr)
I
11-222
EVAP control canistor vent shutvalve t6t.(The continuation of DTC p1457
troubl€ahooting.)
Chcck the EVAP control c.nirt6lvent ahut vrlve:1. Disconnect the vacuum hosetrom the EVAP thre€ way valve,and connect a vacuum pumpto the hose.2. Connect the ECM,PCM conn6c,tor terminal A4 to the bodyground with a jumper wire.3. Turn the ignition switch ON fil).4. Applyvacuum to the hose.
EVAP control crni3ter v6nt shutvelve b OK. Do the canistsr sys-lern loak test {3ee page 11-2231.
Does the valve hold vacuum?
Check for an open in the wireIVSV linGll1. Turn the ignition swjtch OFF.2. Disconnect the EVAP controlcanister vent shut valve 2pconnector.3. Check for continuity betweenthe EVAP control canister ventshul valve 2P connector termi-nal No. l and body ground.
Ropril op6n in tho wire botweonthe EVAP control canister v6ntshut v.lve and the ECM/PCM(A41.
Check tor an open in the wire(lGl line):1. Turn the ignition switch ON l).2. Measure voltage between theEVAP control canister vent shutvalve 2P connector terrninalNo. 1 and body ground.
Roplace thG EVAP cont.ol canis-ter Yent shut velve and O-ring.
Repai. opon in the wire betwoenth6 EVAP control canister vontshut valve .nd No. 15 ALTERNA-TOB SP SENSOR t?.5 Alfus6.
{LT GRN/WHT)
36a10
l4/1617l8't9202l232426 272a2930
JUMPER
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MaintenanceBack-up Light Switch
Transmission Fluid
NOTE: Check the fluid with the engine OFF and vehicle
on level ground.
1. Remove the filler plug. then check the level and
condition of the fluid.
FILLER PLUG44 N.m {4.5 kgf.m. 33 lbf ftl
ll
Ptopet Level
\--ril /
HllllllTl /
Hllllrlll /_rf-F{--rno."."
ll| | Replaco.
The fluid level must be up to the filler hole. lf it is
below the hole, add fluid until it runs out. then rein-
stall the tiller plug with a new washer.
lf the transmission fluid is diny, remove the drain
plug and drain the fluid.
FILLEB PLUGa,a N.m 14.5 kgf..n. 33 lbt'ftl
DRAIN PLUG39 N m (4.0 kgf.m, 29 lbf'ft)WASHERReplace.
Reinstall the drain plug with a new washer. and
refill the transmission fluid to the proper level.
NOTE: The drain plug washer should be replaced at
every fluid change.
Reinstall the filler plug with a new washer.
Fluid Capacity
1.7 / {1.8 US qt, 1.5 lmp qtl at oil change
2.1 ! 12.2 US qt, 1.A lmp qtl at overhaul
Alwavs use Genuine Honda Manual Transmission
Fluid (MTF). Using motor oil can cause stiffer shift-
ind because it does not contain the proper additives.
Test/Replacement
1. Disconnect the connectors from the switch.
Terminal side oImale lerminals
BACK.UP LIGHT SWTTCHr 25 N.m 12.5 kgt m, 18 lbf.ftl
WASHERReplace.
Check for continuity between the No. 1 and No. 2
terminals.
. There should be continuity when the shift lever
tnto reverse.
. There should be no continuity when the shift
lever in position except reverse,
lf necessary, replace the switch.
13-3
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