1998 HONDA CIVIC 500

fFosoo-l
lFosoil
Vehicle Speed Sensor (VSS) ('99 - 00 Models except Dl6Y5 engine with M/T)
Thescantoo|indicatesDiagnosticTroub|ecode(DTc)Po5o0:Ama|functionproblemintheVehic|espeed
Sensor (VSS) circuit lexcept A//T (D16Y/, D16Y8 engine)l'
Thescantoo|indicatesDiagnost|cTroub|eCode(DTC)Po5o1:Arange/performanceprob|emintheVehicle
SDeed Sensor {VSS) circuit tA,/T (D16Y7, D16Y8 engine)1.
ECM/PCM CONNECTORS
B {25P)
I
t
Wire side ol lemale terminals
ECM/PCM CONNECTORS
B E5PI
The MIL has been reported on
OTC P0500 or P0501 is stored.
Problem veritication:1. Test-drive the vehicle.
2. Check the vehicle speed with
the scan tool
lntermitt6nt failure, sYstem is OK
at thb time. Check tor Poor con-
nections or loose wir6 at C117
{vss} .nd ECM/PCM
ls the correct sPeed indicated?
Check for an open in the ECM/
PCM:1. Turn the ignition switch OFF.
2. Block the rear wheels and set
the parking brake
3. Jack uP the front ofthe vehicle
and support it with safety
stands.4. Turn the ignition switch ON (ll).
5. Block the right front wheel and
slowly rotate the left front
6, Measure voltage between the
ECM/PCM connector termi_
nals C23 and 820.
Substituto a known'good ECM/
PcM and rech€ck. ll sYmptom/
indic€tion goes awaY, lsplace the
original ECM/PCM.
Does the voltage Pulse 0 V
and 5 V or battery voltage?
Check for a short in the ECM/
PCM:1. Turn the ignition switch OFF.
2. Disco n n ect the EcM/PcM
connector C (31P).
3. Turn the ignition switch ON (ll)
4. Block the right front wheel
and slowly rotate the left front
5. Measure voltage between the
ECM/PCM connector terminals
C23 and 820.
Substiiute . known-good ECM/
PCM and r6check. lf symptom/indication goes awaY, rePlace
the origin.l ECM/PCM.
Does the voltage Pulse 0 V
and 5 V or battery voltage?
- Reoair short in the wire
between ECM/PCM {C23} and
vss. TcM.- Repai. open in the wire
between ECM/PCM {C231 andvss.- lf wire is OK, tesr the VSS
{see sestion 23).
Wire side oI female terminals
11-177

Emission Control System
Exhaust Gas Recirculation (EGR) System (D16Y5 engine with GWI (cont'dl
lTl49il T_he scan tool indicates Diagnostic Trouble Code (OTC) P1491: A malfunction in the Exhaust Gas Recirculation- lEgh) svstem.
CvT lM/T see page 1l-2611:
J
EGR VALVELIFT SENSOR#16 HOSE
PUMP/GAUGE,0- 30 in.HsA973X-041-XXXXX
EGRVALVE
The MIL has been reoorted on.DTC P1491 is stoled.
Problem verification:1. Do the ECM/PCM Reset Proce-du re.2. Connect the SCS service con'
3. Start the engine. Hold theengine at 3,000 rpm with noload {in Park or neutral) untilthe radiator fan comes on,4. Drive the vehicle on the roadfor approx. 10 minutes. Try tokeep the engine speed in the1,700 - 2,500 rpm range.
Intermittonl failure, system is OKat this time. Check for Door con-nections or loose wires at, C144{EGR velve} and ECM/PCM.
ls DTC P l49l indicated?
Check fo. vacuum to ihe EGR
1. Disconnect the No. 16 hose fromthe EGR valve.2. Connect a vacuum pump/gauge to the hose.3. Start the engine and let it idle.
ls there any vacuum?
Check tor a malfunction in theEGR control solenoid valve:'1. Disconnect the EGR controlsolenoid valve 2P connector,2. Becheck the No. 16 hose for
Check vacuum hose routing o,the entire EGR svstem. lf hoserouting is OK, replac€ the EGRcontrol solenoidvalv6.
ls there any vacuum?
Substitute a known-good ECM/PCM and recheck. It symptom/indicalion goes away, replacethe original ECM/PCM.
(To page 11 257)
11-256

\JExhaust Gas Recirculation System (D16Y5 engine with M/T)
M/T:
EGR VALVE 6P CONNECTOB (C14'rl
G10lIBLK}
1
a
PNK
IE.EGRI
Wi16 side of male terminals
I
sG2{GRN/BLK}
vcc2{YEL/BLU)
- Th6 MIL ha3 b€on reponed on.- DTC Pl,{tl is 3tored.
Prcblem verification:1. Do the ECM Reset Procedure.
2. Connect the SCS service con_nector.3. Start the engine. Hold the
engine at 3,000 rpm with no
load (transmission in neutral)
untilthe radiator fan comes on.
4. Drive the vehicle on the road
for approx. 10 minutes. Try to
keep the engine speed in the
1,700 - 2,500 rpm range.
lnlermittont tailure, svalem is OK
at thi3 tim6. Check foi Poor con'
nections or looso wiro3 at Cl/K
IEGR valvsl and ECM.
ls DTC P1491 indicated?
Check tor a malfunction in the
EGR valv6:1. Turn the ignition switch OFF.
2. Disconnect the EGR valve 6P
connector.3. Stanthe engine and let it idle
4. Measure voltage between the
EGR valve 6P connector termi'
nals No.4and No.6.
Check the EGR valve:1. Turn the ignition switch OFF2. Turn the ignition switch ON lll).3. Measure voltage between theEGR valve 6P connector termi
nals No.2 and No.3.
ls there battery voltage?
Substitute a known-good ECM
and recheck. It symptom/indica_tion goes away, replace th€ origi-
nal ECM.
ls there approx.5V?
(To page 11-262)

Special Tools
Ref. No. I Tool NumbetDescription(Xy I Page Reference
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OTGAJ PG2O11O
OTGAJ PG2012O
07GAJ - PG20130
07736 - A010004
07746 - 0010300
07746 - 0010400
07746 - 0030100
07746 - 0030300
07746 - 0030400
07749 - 0010000
07JAD - PH80101
07JAD - PH80200
07947 - 6110501 or
07947 - 6110500
Mainshaft Holder
Co lla r
Mainshaft Base
Adjustable Bearing Puller, 25 - 40 mm
Attachment. 42 x 47 mm
Attachment,52 x 55 mm
Driver, 40 mm LD.
Attachment, 30 mm I.D.
Attachment, 3S mm LD.
Driver
Driver Attachment
Pilot. 26 x 30 mm
Seal Driver Attachment
1 13-38
1 13-37
1 I 13-37
1 13-34,35
1 13-34.35
1 13-34,35
1 | 13-19,24
31,32
1 13-19,24
1 13-19,24
r I t3-34,35, 43
1 13-43
1 13,43
1 I 13-43
* Must be used with commercially-available 3/8"-j6 Slide Hammer.
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Oil Seals
Replacement
Transmission Housing:
1. Remove the oil seal from the transmission housing.
lnstall the oil seal into the transmission housing
using the special tools as shown.
SEAL ORIVERATTACHMENT07947-6110501 or07947-6110500
OIL SEALReplace.
,OTJAD PHAO2OO
13-43
Clutch Housing:
1. Remove the oil seal from the clutch housing.
lnstall the oil seal into the ciutch housing using the
specialtools as shown.
ORIVER ATTACHMENToTJAO -PXaO101
OIL SEALReplace.
,26x30mm

Special Tools
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Ref. No. Tool Number
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07GAB - PF50101
07GAE - PG40200 or
OTGAE - PG4O2OA
07HAC - PK4010A
07JAD - PH80101
07JAD - PH80200
07LAE - PX40100
07PM - 0010100
07sM - 0010004
OTMAJ - PY4O1 1A
07MAJ - PY40120
07406 - 0020400
07406 - 0070300
07736 - A010004
07746 - 0010500
07746 - 0010600
07746 - 0030100
07749 - 0010000
07947 - 611501
Mainshaft Holder
Clutch Spring Compressor Bolt Assembly
Housing Puller
Driver Attachment
Pilot, 26 x 30 mm
Clutch Spring Compresso. Attachmenr
SCS Service Connector
Backprobe Set
IVT Oil Pressure Hose, 2210 mmAy'T Oil Pressure Hose, Adapter
Ay'T Oil Pressure Gauge Set dpanelA,/T Low Pressure Gauge WpanelAdjustable Bearing Pulter, 25 - 40 mmAftachment, 62 x 68 mm
Aftachment, 72 x 75 mmDriver 40 mm l.D.
Driver
Driver Attachment, 68 mm
I
1
1
1
I
1,l
'l
1
I
1
1
14-133, 180
14-160, 163
14-135
14-171
14-'t7'l
14-160, 163
14-49
14-50, 113
r4-119
14- 1 19
14-119'14-1 19
14-172,173
14-172,'t73,114
14-172,174
14-153, 167. 169, 170
1+17 1 , 17 2, 173, 17
14-'t7'l
4
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*07HAE - P150101 can be used as a substitute.**Must be used with commercially-available 3/8,, _ 16 slide
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hammer.
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14-2

Transmission Housing Bearings
L
Mainshaft/Countershaft Bearings Replacement
To remove the mainshaft and countershaft bearings
from the transmission housing, expand each snap
ring with snap ring pliers, then push the bearing out
using the special tools and a press as shown.
NOTE: Do not remove the snap rings unless it's
necessary to clean the grooves in the housing.
DRIVER07749 - 0010000
ATTACHMENT,62x68mm
PRESS
\
07746 -
DFIVEB07749 - 0010000
TTACHMENT
ATTACHMENT
. Mainshaft Bearing Installation us€:
ATTACHMENT. 72 x 75 mm
07746 - 0010600. Countershaft Bearing Installation use:
ATTACHMENT, 62 x 68 mm
077/16 - 0010500
IRN{L{r.)n
\bZ
MAINSHAFT BEARING
L
14-174
SNAP RING
Expand each snap ring with snap ring pliers, insert
the new bearing part-way into the housing using
the special tools and a press as shown, Install thebearing with the groove facing outside the housing.
NOTE: Coat all parts with ATF.
Release the pliers, then push the bearing down intothe housing until the ring snaps in place around it.
07749 - 0010000
ATTACHMENT
. Mainshaft Bearing Removal use:
ATTACHMENT, 72 x 75 mm
077/16 - 0010600. Counte6haft Bsaring Removal use:
ATTACHMENT, 62 x 68 mm
07746 - 0010500
After installing the bearing verify the following:
. The snap ring is seated in the bearing and hous-
ing grooves.
. The ring end gap is correct.
(0 - 0.28 in)ENDGAP:0-7mm

Special Tools
Ref. No. I Tool Number
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07GAE - PG40200
07JAD - PH80200
07LAE - PX40100
07PM - 0010100
07sM- 0010004
07TAE - P4V01l0
07TAE - P4V0120
07TAE - P4V0130
07 tvlAJ - PY4011A
07MAJ - PY40l20
07406 - 0020400
07406 - 0070300
07736 - A0r 0004
07746 - 0010100
07746 - 0010500
07746 - 0010600
07746 - 0030100
07749 - 0010000
07947 - 6110501
01947 - 6340201
Clutch Spring Compressor Bolt AssemblyPilot. 26 x 30 mm
Clutch Spring Compressor Attachment
SCS Service Connector
Backprobe Set
Reverse Brake Spring Compressor
Stan Clutch Remover
Stan Clutch Installer
A/T Oil Pressure Hose,2210 mmAy'T Oil Pressure Hose, Adapter
Ay'T Oil Pressure cauge Set WpanelAy'T Low Pressure Gauge w/panel
Adjustable Bearing Puller, 25 - 40 mmAttachment, 32 x 35 mm
Attachment, 62 x 68 mm
Attachment, 72 x 75 mm
Driver 40 mm l.D.
Driver
Driver Aftachment, 68 mm
Driver Attachment, 58 x 72 mm
I
1
2
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1
1
1,1
1
1'1
I
1
1
't4-322,325
14-333
14-322,325't4-235,293
14-236, 296
r4-319,339't 4-311
14-342,343't4-300
14-300
14-300
14-300
14-335
14-333, 336
14-335
14-334, 335
14-330, 331
14-333, 334, 335,
336
14-333
14-333*07HAE - PL5010l can be used as a substitute.**Must be used with commercially-available 3/8.,- 16 slide hammer.
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14-194