Tps HONDA CIVIC 1998 6.G Workshop Manual

ECM/PCM CONNECTOR D I16P)
Wire side ot female terminals
ECM/PCM CONNECTOR D l16P)NOTE: Standard battery voltage is 12 V
Te.minalnumb€r
Wirecolor
Terminaln!meDor.riptionSignal
RED/BLKTPS (THROTTLE POSITION
SENSOR}
Detects TP sensor signal.With throttle fully open: about 4.8 V
With throttle fully closedl about 0.5 V
REDA/VHTECT {ENGINE COOLANTTEMPERATURE SENSORDetects ECT sensor signalWith ignition switch ON{ll): about 0.1 - 4 8 v
(depending on engine coolant lempe ratu re)
3RED/G RNMAP {MANIFOLD ABSO'LUTE PRESSURE SENSOR}Detects MAP sensor signal.With ignition switch ON(ll): about 3 V
At idle: about 1.0 V
{depending on engine speed)
YEUREDVCCl (SENSOR VOLTAGE)Power source lor MAP sensor.With ignition switch ON (ll): about 5 v
With ignition switch OFF: 0 V
5GRNMHTBKSW {BRAKE SWITCHIDetects brake switch signalWith brake pedal released: 0 v
With brake pedal depressed: baftery voltage
6*?RED/BLUKS {KNOCK SENSOR}Detects KS signal.With engine knocking: Pulses
1
PHO2S (PRIMARY HEAT-ED OXYGEN SENSOR,SENSOR 1)
Detects Primary heated oxygen
sensor (sensor 1l signal
With throttle fullv opened from idle with
Iully warmod up engine: above 0.6 V
With throttle quickly closed: below 0.4 v
LABELDetects LABEL resistanceWith engine r!nning:about 0.3 - 4.9 V
8RED//ELIAT (INTAKE AIR TEM-PERATURE SENSOR)
Detects IAT sensor signal.With ignition switch ON (ll): about 0 1 -
4.8 V {depending on intake air temperature)
9*lWHT/BLKEGRL iEGR VALVE LIFT
SENSOR)
Detects EGR valve lift sensor signalAt idle without vacuum: about'1 2 V
With 27 kPa (2OO mmHg,8 in. Hg): about 4 3 V
10YEUBLUVCC2 (SENSOR VOLTAGE)Provides sensor voltage,With ignition switch ON(ll): about 5 V
With ignition switch OFF:0 V
11GRN/BLKSG2 (SENSOR GROUND}Sensor ground.Less than 1.0 V at alltimes
12G RN,4/1r'HTSG1 (SENSOR GROUND)Ground for MAP sensor.Less than 1.0 V at alltimes
GRN/BLK*1?SHO25G (SECONDARY
HEATED OXYGEN SEN'
SOR, SENSOR 2 GROUND)
Ground for secondary heated oxy-
gen sensor (sensor 2).
14WHT/REDSH02S (SECONDARY
HEATED OXYGEN SEN'soR, sENsoR 2)
Detects secondary heated oxygen
sensor (sensor 2) signal.With throftle fully opened lrom idle with
fully warmed up engine: above 0.6 V
With throttle quickly closed: below 0.4 V
15|3. *15LT GRNPTANK {FUEL TANK PRES.
SURE SENSOR)
Detects fueltank prgssure sensor'With fuelfill caD opened: about 2.5 V
16*1GRN/RED
EL (ELD)Detects ELD signal.With parking lights turned on at idle: about
2.5 - 3.5 VWith low beam headlights turned on at
idle: about 1.5 - 2.5 V
*1: USA model*2r A/T (D16Y7, D16Y8 engine)*3: CVT (D16Y5 engane)*4: A,/T and Dl6Y7 engine*5: Except A/T and D16Y7 engine*6: A"/T (D16Y8 engine)i7: CVT (Dl6Y5 engine) and Dl6Y8 engine*8: .96 D16Y8 engine (coupei,'97 D16Y8 engine
models, sedanr KL model),'98 016Y5 engine,
engine, '99 - 00 D16Y5 (M/T) engine
*9: D16Y5 engine*10: M/T (D16Y5 engine)*11: Except M/T (Dl6Y5 engine)* 12r D16Y5. D16YB engine*13: D16Y8 engine*14: Dl6W engine*15: '97 D16Y7 engine (coupe: KL model, sedan: KL lLX) model),'98D16Y7 engine:(coupe: all'98 D16Y8
(cont'd)
1 1-91

Troubleshooting
Eng ine/P_owertrain Control Module Term inal Arrangement
('99 - 00 Models except Dl6Y5 engine with M/Tl (cont,d)
ECM/PCM CONNECTOR C {31P)Wire side of female terminalsNOTE;Standard
*1;4"/T lD16Y7, D16Y8 ensinel
43: CVI(016Y5 engine)'4: D16Y5, D16Y8, 81642 engin€
ECM/FCM CONNECTOR C 13lPI
is 12 V.
Sig.al
lBLK4/VHTPO2SHTC (PNIMARY HEATEOOXYGEN SENSOB HEATES CONTROL)
Drivss primary hoated orygen sensofWith ignition switch ON (lr)rbanery volageWrh fJly warned up €ngir. ru..i19: duty.oaro ed
2WHT/GFNALTC (ALTESNATOB CONTSOL)Sends aliernalo. control sig nal,With fullywa.med upengine ronning; banery vohaseDuring d.iving with smallelect.icatioad; O V38ED/BLUK5 (KNOCK SENSOR)with sngine knocking: pulses
5WHT/REDATTF {AITEFNATOR FR SIGNAL'Detects slternaror FR si9n.l.With tullywarmed up engine running:O V- batteryvortage(dependingon erectficat toad)
WHT/8LKEGRL (EGN VAIVE LIFTSENSOR)Dete.ts EGR valve lrft sensorsignat.
GRN,4r'l/flTSGl ISENSOE GBOUND)Groond fo. MAP s€nsor.L€ss rhan 1.0 v at alltimes88luCKPP (CKP SENSOR P SIOE'With engine running: pulses9CKPM {CKP SENSOR M SIDEIGround for CKP sensor.
BLU/BLKwlvl (wEc PREssuSE swtTcllSIGNAI)D€tocts VTEC pfessure switch signat,With €ngine at low enginospeed:0VWith engin€ at high engino speed : banery vo ttaae
16PHO25 (PRII\,1AFY HEATEDOXYGEN SENSOR, SENSOR 1)Oetects primary heated oxygen s6nsor lsen-With lhrottle f!l1y open€d from idtewith tuly,wa.med !p engin€: Ebove 0.6 VWilh thronl€ quickly closed: b€tow 0.4 V
FED/GRNMAP (I\,4ANIFOLD ASSOLUIEPFESSUSE SENSOB}Dotocrs i,4AP sensor signsl.With ignitioh switch ON (ll):about 3 VAt idlei6boul 1.0 V (depending on engine speed)18GBN/8LKSG2 (SENSOR GSOUND)Less than 1.0 V aralttimes'19YEUNEDVCCl (SENSOR VOLTAGEIPowersourcero MAPsenso..With ignition swilch ON {ll):about 5 VWirh iqnition switch OFF]0 V20GNNIDCP (TDC SENSOB P SIDEIWith ongine running: pulses218EDTDCI\,I (TDC SENSOR M SIOE)Ground lor TOC aensor.22BTU/NEDCKFP (CKF SENSOR P SIDE)With engine running: p!lses
23VSS {VEHIClE SPEED SENSOR)Wilh ignrt|on swich ON rllr snd lront wl-ee' rotating.cycles 0 V about 5V or baneryvottage
25BED/YELIAT ONTAKE AIF TEi,4PEBA.TUEE SENSOR)Detects IAT senso. signat.With ignition switch ON (ll): about 0.1 4.8 Vldepending on i.take air ternpe.atu re)
268ED,ryVHTECT (ENGINE COOLANTTEI\,I.PESATUBE SENSOR)Oelects ECT sensor signal.With ignirion swirch ON {ll):about0.1 -4.8 V(depending on engine coolant temperatu re)
21NED/BLKTPS (THROTTLE POSITION SEN,SOF)Detects TP sensor signal.Wilh th.onle fully op€n: about 4.a VWith rhronle f!lly closed: about 0.5 V
2aYEVBLUVCC2 (SENSOR VOLTAGE)Provides s6nsor voltag€.With ignirion swirch ON (tt):about 5VWith ignilion swiich OFF:0 V29YELCYPP (CYP SENSOR P SIDE)Wilh €ngrne running: pruses3oBLKCYPM (CYP SENSOR M SIDE]G,ound for CYP sonsor.J1WHT/FEDCKFM (CKF SENSOB M SIDE)Ground fo. CKF sonsorsign6i.
11-94

Troubleshooting
En gine/P_oweft ra in Control Module Termina I Arran gement
('99 - 00 Models except Dl6YS engine with M/Tl (cont,dl
ECM/PCM Connectol D (16P1
Wire side of female terminats
ECM/PCM CONNECTOR D {16P) (Dl6YS engine: CVTI
*3: CVT (Dl6Y5 engine)
NOTE: Standard battery voltage is 12 V
ECM/PCM CONNECTON D (r6P)
f€rminal
numDeaWire colorTerminalnameDescriptionSignal
1+3WHT/REDVEL (SECONDARY GEARSHAFT SPEED SENSOR)
Secondary gear shaft speedsensor,Depending on vehicle speed: pulsesWhen vehicle is stopped:0 V
2*3GRN/BLK
INHSOL {INHIBITORSOLENOID CONTROL)Inhibitor solenoid control.With inhibitor solenoid ON: bafteryvoltageWith inhibitor solenoid OFF: 0 V
3+3GRN/YEL
SHLSM (SHIFT CONTROLLINEAR SOLENOID
NEGATIVE SIDE)
Ground for shift control linearsolenoid.
BLU^/vHTSHLSP (SHIFT CONTROLLINEAR SOLENOIDPOSITIVE SIDE}
Drives shift control linearsolenoid power.With ignition switch ON (tl): pulses
5*3BLK,/YE LVBSOL lBATTERYVOLTAGE FOR
SOLENOID VALVE)
Power source of solenoid valve.With ignition switch ON (ll): baneryvoltage
With ignition switch OFF: 0 V
6*3WHTATPR (AT GEAR
POSITION SWITCH)Detects A,/T gear position switchsrgnal.InRposition:0V
In any other position: Approx. 10 V
BLKA/VHIVELSG (SECONDARY
GEAR SHAFT SPEEDSENSOR GROUND)
Ground for secondary gear shaftspeed sensor.
10*.WHTNDN (DRIVEN PULLEY
SPEED SENSOR)
Detects driven pulley speedsensor srgnal.In other than Park or neutral: pulses
11*3RED/BLUNDR (DRIVE PULLEY
SPEED SENSOR)
Detects drive pulley speedsensor srgnal.In other than Park or neutralt pulses
12*3GRNNDRSG (DRIVE PULLEYSPEED SENSORGROUND)
Ground for drive pulley speedsensor.
13*3LT GRN/REDATPS (AT GEARPOSITION SWITCH)
Detects Ay'T gear position switchsrgnal.In S position:0 VIn any other positioni Approx, 10 V
14*3GRN/BLKDIND 1D INDICATOR
LIGHT)
Drives D indicator.With D indicator turned ON: 5 VWith D indicator turned OFF: O V
16*rRED^/VHTNDNSG (DRIVEN
PULLEY SPEEDSENSOR GROUND)
Ground for driven pulley speedsensor.
1 1-96

t
'P SENSOR 3P CONNECTOR
Terminal side of male terminals
ECi'/PCM CONNECTOR D {16PI
TPS IRED/Btx)
IGRN/BLK)
t-
hm
sG2
6Ittotl12
tlt5ta
Wire side ol lemale terminals
lDl6Y5 engine
f
TPS IR€O/BLKISG2 IGRN/BLKI
{From page l1'132}
ls there approx. 0.5 - 0.9 k0?
Check for an opsn or 3hort in thoTP sensor:Measure resislance between theTP sensor terminal No. 2 and
No. 3 with the throttle fully closod.
ls there approx.3.6 - 5.4 k0?
Chock lor an open in the ECM/
PCM ITPS lin6l:1. Reconnect the TP sensor 3P
connector.2. Turn the ignition switch ON {ll}.
3. Measure voltage between
ECM/PCM connector terminals
Dl and D11.
Substitut. r known-good ECM/
PCM and r.ch.ck. lf pt6crib.d
vohrga i. now !Y!il.blo, lcpl.co
tho odginal ECM/PCM.
ls there approx. 0.5 Vwhen the
throttle is fully closed and
approx. 4.5 Vwhen the throttleis fully opened?
Check tor . short in tha TCM:
1. Turn the ignition switch OFF.2. Disconnect the 22P connectorfrom the TCM.3. Turn the ignition switch ON (ll).
/t. Measure voltage between ECMconnector terminals D1 andD11.
ls there approx.0.5 V when the
throftle is tully closed andapprox. 4.5 V whon the throttleis fully opened?
Ropair rhort in the wir€ bdtwconECM/PCM (D11, TCM and TP i.n.
30r,
1 1-133

PGM-FI System
Throttle Position (TPl Sensor ('99 - 00 Models except D16Y5 engine with M/T)
lTO12Z _TI scan tool indicates Diaqnosttc Trouble Code (DTC) P0122: A low voltage problem in the Throttle position- { | r, sensoa crrcurl.
The TP Sensor is a potantiometer. lt is connected to the throttle valve shaft. As the throttle position changes, the throttleposition sensor varies the voltage signal to the ECM/PCM.
ERUSHHOI.DENOUTPUT VOLTAGE (VIBRUSH
BESIS?OF
TERi'I AL
5
4
3
2
1
o
INNERBUS}IINGTHROTTLEOPE II{G
FULLTHROTTLE
TP SENSOR 3P CONNECTOR {Cl1OI
sG2IGRN/8LKIvcc2(YEUBLUI
Wire side of temale terminals
ECM/PCM OONNECTOR C 131P)
Ch.Gk for rn opan or 3hort in TP36nlot:1. Turn the ignition switch OFF.2, At the sensor side, moasureresistance between the TPsensor 3P connector terminalsNo. 1 and No. 2 with th€ throt,tle fully closed.
(To page 11-135)
- Th. MIL har boon.6portcd on.- DTC P0122 b siored.
Problem verification:1. Start the engine, Hold theengine at 3,000 rpm with noload (in Park or neutral) untilthe radiator fan comes on.then turn the ignition switchOFF,2. Turn the ignition switch ON (ll).3. Check the throttle positionwith the scan tool.
ls there approx. .49 V whenthe throttle is fully clos€d andapprox, 4.5 V when the throttleis fully opened?
l||t rmittont failura, lyrtom b OKat thi! tima. Chock tor poor con-nactionr o. looao wires rt C110{TP 3.n!or} rnd ECM/PCM.
Check for an opan or 3hort in thowi.c (VCC2 linc):1. Turn the ignition switch OFF.2. Disconnect the TP sensor 3Pconnector,3. Turn the ignition switch ON (ll).4. Measure voltago betweenthe TP sensor 3P connector terminals No. 1 and No.3.
ls thero approx. 5 V?
Chccl tor .n opln in wiro IVCC2lin€l:Mgasure voltago between ECM/PCM connector terminals C18 and
R.prir opcn in the wiro bctw.enECM/PCM (C281 and TP 3€nror.ls there approx. 5 V?
Subrtituto r known-good ECM/PCM .nd rochcck. lf pro.c.ibedvoltaga i! now available, roplacotho origin.l ECM/PCM.
Wire side ol female terminrls
Terminal side of male terminals
11-134
L

L
I
(From page 11-134)
lsrhere approx.0.5 - 0.9 ko?
Chock for an open or 3hort in the
TP 3en30r:Measure resistance between the
TP sensor 3P connector terminalsNo. 2 and No. 3 with the throttle
tully closed.
ls there approx.4.5 k0?
Check for .n opon in th€ ECM/
PCM (TPS lino):1. Reconnect the TP sensor con-nector.2. Turn the ignition switch ON {ll).
3. Measure voltago between Cl8
terminal and C27 terminal on
the ECM/PCM conneclor.
Sub.lltut. . known-good ECM/
PcM lnd r.chock. ll pr6cribod
vohago b now lvallabla, aeplrca
tho originrl ECM/PCM,
ls there approx. 0.5 V when the
throttle is fully closed and
approx. 4.5 V when the throttle
is fully open€d?
Ropair ahort in th. wiro b€{weenECM/FCM lC18l .nd TP ..n.o].
TP SENSOR 3P CONNECTOR
Terminal side ol male terminals
ECM/PCM OONNCCTOR C (31PI
Wire side oI female terminals
.1,
11-135

Circuit Diagram and Terminal Locations -'96 - 98 Modols
IGNITIONSWiTCHtc1
IOCI( - UP CONTBOLSOTENOID VALVE A
LOCK-UPCONTSOTsoLtNoto valvE I
SIIIFT CONTFOL
sHrFrc0mioLSOLENOIDVATVE B
UI{EAR SOLENOIO
IGPl
IGP2
vcc2TPSsG2
14-17

Circuit Diagram and Terminal Locations -'99 - 00 Models
IGN1TIONSWTCHPH.PLCOiTSOLLINEAF SOLEI€ID
SIAFT CLIJICH COTITROLLINEiF SOLET€IO
SHIFI CONTNOTLINEAR SOLEI{OIO
INNIB TOF SOLETIOIO
IGPl
vcc2TPS
14-207

TCM CONNECTOR B (22P}
Terminal NumbelSignalDescriptionMeasuring Conditions/Terminal Voltage
B1SOL INHInhibitor solenoid controlWith inhibitor solenoid ON: Baftery voltage
With inhibitor solenoid OFF: 0 V
82MAP (PB)-M an if old Absol r-rte Pressure IMAP)
sensor signal inPUtWith iqnition switch ON (ll): Approx.2.5 V
With e;gine adling: Approx. 1.0 V (depending on
engine speed)
B3Not used
B4TPS-Throttle Position (TP) sensor signal
input
With ignition switch ON (ll) and throftle fully open:
4.14 - 4.42 VWith ignition switch ON (ll) and throttle fully
closed: 0.44 - 0.56 V
VSSVehicle Speed Sensor (VSS) signal
Inpur
With ignition switch ON (ll) and rotating front
wheelsr 0-5Vcycle
TMBData communication with ECM:
Transmission control data outpUt
With ignilion swltch UN lll): rulslng slgnar
81TMAData communication with EClvl:
PGM Fl control data inPut
With ignition swltch uN {ll,: l-ulslng slgnal
B8NDN SGDriven pulley speed sensor ground
B9NDNDriven pulley speed sensor signal
input
ln other thTnE and E position: Pulsing signal
810NDRDrive pulley speed sensor signal
Input
-tn ottrer ttran E ana E position: Pulsing signal
811Not used
812STOP SWBrake switch signal inPutWith brake pedal depressed: Battery voltage
With brake pedal released: 0 V
813DIAG-H(TXD/RXD)Data communication:Diagnostic trouble code outPut
Wittr ignitio.r s*itct' ON (ll): Approx 5.0 V
814Se-ice ctrect signatWith ignition switch ON (ll) and service check
connector oPen: APProx.5 V
With iqnition switch ON (ll) and service check
"onn"itot. connect"d with special tool: 0 V
Secondary gear shaft speed sensor
signal input
Depending on vehicle speed: Pulsing signal
When vehicle is stoPped: 0 V815VEL
816VEL SGSecondary gear shaft speed sensorgrouno
817NDR SGDrive pulley speed sensor ground
818HBRK SWParking brake switch signal inPutWith parking brake lever pulledr 0 V
With parking brake lever released: Battery voltage
819Not used
B20VREF+5 V relerenceWith ignition switch ON (ll): Approx 5 V
821Not used
Not used

Electrical Troubleshooting ('96 - 98 Modelsl
Troubleshooting Flowchart - Throttle position (Tpl Sensor
Possible Cause
. Disconnected throftle position(TPl 3ensor connoctol. Short or open in TP sensor wire. Fauhy TP sensol
TCM CONNECTORS
Wire s;de of female terminals
. OBO ll Scan Tool indic.tes CodeP1790.. Self-diagnosis E indicator lightblinks three times.
Check lor Anothar Code or MILBlinking:1. Turn the ignition switch ON 1 ).2. Check whether the OBD ll scantool indicates another code orthe Malfunction Indicator Lamp(MlL) blinks (see secrion 11).
Does the OBD ll scan tool indicateanothercode oristhe MIL blink-ing?
Repair the PGM-FI systom (3eesection 111.
Measure VREF Voltage:1. Turn the ignition switch OFF.2. Disconnect the A (26P) and B{22P} connectors lrom theTCM.3. Turn the ignition switch ON{fl).4. Measure the voltage bet\iveenthe 820 and A13 or 426 termi-nals,
Repair open or short in thc wireb,stween the Bao tcrminal rnd theECM.
ls lhere approx. 5 V?
Measure TPS Voltago:Measure the voltage between theB4 and A13 or 426 terminals.
Repail open in the wire tr€tweonthe Erl t6.minal ind the TP sen3o..ls there 0.4 - 0.6 V?
Check for loose TCM connectors.lf necessary, substitute a known-good TCM and r6check.
NOTE: Record all freeze data before you troubleshoot.
BLK
WHT/RED
A {26P1