sensor HONDA CIVIC 2000 6.G Workshop Manual

Component Locations
36 - 98 Models
BRAKE SWITCH
DRIVEN PULLEYSPEED SENSOR
INHIBITOR SOLENOID
ENGINE CONTROLMODULE IECMI
SECONDARY GEAR SHAFTSPEEO SENSOR
AUTOMATIC TRANSAXLE (A/T}GEAR POSITION SWITCI{
MANIFOLD ABSOLUTE
VEHICLE SPEEO SENSOR{vss}
IMAPI SENSOR
THROTTI.I POSITION {TPISENSOR
PH.PL CONTROLLINEAR SOLENOID
/i/ i,' / ,','4
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t"--.---.- i,,
-_,-:-_a.--:
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START CLUTCH CONTROLLINEAR SOLENOIDPULLEY
SHIFT CONTROLLINEAR SOLENOTD
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14-224
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SPEED SENSOR

'99 - 00 Models
CONTROL
AUTOMATIC TRANSAXLE IA/TI
GEAR POS]TION SW]TCH
MANIFOLD ABSOLUTESECONDANY GEAR SHAFT
SPEED SENSORIMAPI SENSOR
VEHICLE SPEED SENSOR
tvss)
THROTTLE POS]TION ITP)SENSOR
PH.PL CONTBOLLINEAB SOLENOIO
DNVEN PUL]-EY
SPEED SENSOR
START CLUTCH CONTROL
PULLEY
SHIFT CONTROLLINEAR SOLENOIO
LINEAR SOIENOID
SPEED SENSOR
14-225

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TCM Teflnlnal Locations
X><
235710'112567810
141720252614171820,/1,/
TCM-A (26P)ConnertorTCM -B l22P)Connedor
14-227

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

\a
PCM CONNECTOR D {16P)
14-233
Terminal Numbs]SignalDescriptionMeasuring Conditions/Terminal Voltage
D1VELSecondary gear shaft speed
sensor signal input
Depending on vehicle speed: Pulsing signal
When vehicle is stoPPed: APProx. 0 V
02SOL INHlnhibitor solenoid controlWith inhibitor solenoid ON: Battery voltage
With inhibitor solenoid OFF: 0 V
D3SH LSMShift control linear solenoid
power supply negative electrode
D4SH LSPShift control linear solenoid
power supply positive electrode
With ignition switch ON (ll): Pulsing signal
D5VB SOLPower supply for solenoid valvesWith ignition switch ON (ll): Baftery voltage
With ignition switch OFF:0 V
D6ATP RA,/T gear position switch E
position input
InEposition:0V
In other than B position; Approx. 10 V
D]VEL SGSecondary gear shaft sPeed
sensor ground
D8Not used
D9Not used
D10NDNDriven pulley speed sensor signal
anput
In other than E and E position: Pulsing signal
D11NDRDriven pulley speed sensor signal
input
ln other than E and E position: Pulsing signal
D12NDR SGDrive pulley speed sensor ground
D13ATP SA,/T gear position switch E
position input
InE position: 0V
In other than E position: Battery voltage
D14D INDD indicator light controlWhen ignition switch is first turned ON (ll):
Battery voltage for two seconds
In E position: Battery voltage
D15Not used
D16NDN SGDriven pulley speed sensor
grou nd

Symptom-to-Component Chart
Electrical System -'96 - 98 Models
*: The DTC in parentheses is the code @ indicator light indicates when the Data Link Connector is connected to the HondaPGM Tester.
DTC*O Indicator
LightMILDetection ltemPage
P1790
(3)BlinksONThrottle position sensor14-242
P179'l
(4)BlinksONVehicle speed sensor14-243
P1705
(5)BlinksONAy'T gear position switch (short to groundl't 4-244
P1706
(6)OFFONA/T gear position switch {open)14-246
P0725
(11)BlinksONlgnition coil14-248
P1793
112lBlinksONManifold absolute pressure sensor14-249
P 1870(30)BlinksONShift control linear solenoid14-250
P'1873
(311BlinksONPH-PL control linear solenoid14-25'l
P1879(32)BlinksONStart clutch control linear sotenoid14-252
P1882BlinksONInhibitor solenoid14-253
P1885
(34)BlinksONDrive pulley speed sensor1l-Zb4
P1886(35)BlinksONDriven pulley speed sensor14-255
P1888
(36)BlinksONSecondary gear shaft speed sensor14-256
T to55
(37)BlinksONECM or TCM14-257
P1890
l42lBlinksONShift control system14-259
P1891
(43)BlinksONStart clutch control svstem14-260
14-23a

Symptom-to-Com ponent Chart
Electrical System -'99 - 00 Models
r: The DTc in parentheses is the code E indicator light indicates when the Data Link connector is connected to the HondaPGM Tester.
DTCTE Indicatot
LighrMILDetostion ltemPage
P1705
(5)ElinksONA,/T gear position switch (short to grouno,14-265
P1706
(6)OFFONA"/T gear position switch (open)14-26€
P1870
(30)BlinksONShift control linear solenoid14-271
P1873
(31)BlinksONPH-PL control linear solenoid14-213
P1879
t32lBlinksONStan clutch control linear solenoid
Inhibitor solenoid
14-215
P1882(33)BlinksON't 4-277
P1885
(34)BlinksONDrive pulley speed sensol't 4-279
P1886
(35)BlinksONDriven pulley speed sensor14-281
P1888
(36)BlinksONSecondary gear shaft speed sensor
Shift control system
14-283
P1890
\421BlinksON14-245
P1891
(43)BlinksONStart clutch control system14-286
14-240

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

Troubleshooting Flowchart - Vehicle Speed Sensor (VSS)
NOTE: Record all freeze data before you troubleshoot'
Po$rible Ctuse
. Disconnected vehicle speed
sensor (VSS) connectol. Short or open in VSS wire' Faulty VSS
@. Make sure lifts, iacks, and sal€tY stands are placed properly lsoe section 1)'
. Set the parking brake securelv, and block the rear wheels'
. iacr upile rront or the vehicle, and support it with safety st'nds'
TCM CONNECTORS
Wire side of female terminals
. OBD ll Scan Tool indicates Code
P1791.. Setf-diagno3is E indicato. light
blinks tour times.
Refer to seclion 23 for vehicle
soeed sensor IVSSI test
Check the VSS Voltage:
1. Raise the vehicle2. Shift the transmission to lEposrtlon.3. Disconnect the A (26P) and B(22P) connectors from the
TCM.4. Turn the ignition switch ON {ll).
5. Rotate the front wheel and
check for the voltage between
the 85 and 413 or A26 termi-
nals. Block the other wheel so
at does not turn
Check for oP€n in the wire
between the 85 terminal and the
vehicle speed sensor {VSS}. lf
wire is OK, check the vSS (see
soction 23).
Does0Vandapprox 5 V or more
appear alternatelY?
Check for loos€ TCM connedors
lI nec€ssary, substitute a known'
good TCM and recheck.
14-243

Troubleshooting Flowchart - Manifold
NOTE: Record all freeze data before you troubleshoot
Absolute Pressure {MAPI Sensor
TCM CONNECTORS
Wire side of female terminals
PG.iblo Cau3€
. Dkconnoctod manilold .bsoluto
ore33urc IMAP) sensor connoc'
lor. Short or opcn in MAP s.nsor
MAP sen3or
. OBD ll Scan Tool indicates Code
P1793,. self-diagno3b E indicato. light
indicat€s Code 12.
Chock tor Another Cod€ or MIL
Blinking:1. Turn the ignition switch ON (ll).
2. Check whether the OBD ll scan
tool indicates another code or
the Mal{unction Indicator LamP(MlL) blinks (sse section 11).
Does the OBD llscan tool indicate
another code or isthe lVlL blink-
in9?
Measure VREF voltage:
1. Turn the ignition switch OFF.
2. Disconnect the A (26P) and B
(22P) connectors trom the
TCM.3. Turn the ignition switch ON (ll).
4, Measure the voltage between
the B2O and A13 or A26 termr
nals.
R€pair opon or 3hort in the wire
botwoan the 820 t€.minal and
the EcM.lsthere aPprox.5 V?
Msasure MAP IPB) volt.ge:
Measure the voltage betlveen the
82 and A13 or 426 terminals.
Repair opon ot shorl in the wiro
betwesn the 82 torminal end th€
MAP sensol.ls there approx. 3 V?
Check for loo3e TCM conn€stors.
lf nec*sarY, sub3titute a known'
good TCM and rechock.
WHT/RED
14-249