1999 HONDA CIVIC relay

ITEMMETRICENGLISHNOTESTEERINGSYSTEMTvpe P/sM/SOverall Ratio p/S
M/STurns, Lock-to Lock p/S
M/SSteering Wheel Dia.
Power assisted, rack and pinionRack and pinion1l.120.33.64..1380 mm 15.0 inSUSPENSIONTYPe Front and RearFront and RearIndependent double wishbone, coil springTelescopic, hydraulic nitrogen gas-filled
WHEELALIGN| 4ENTCamber FrontRearCaster F.ontTotalToe FrontRear
0.00,- 't'
1.40'ln 1 mm ln 1/16In 2 mm In 1/16EBAKE SYSTEMType FrontRea r
Pad Surface Area Front
Rea r
Parking Brake Type
Power assisted self adjusting ventilated discPower assisted self adiustjng solid discPower assisted sell adjusting dr!m37.5 cm'x 4 5.8 sq in x 4
44.1ctn,x4 ] 6.84sq-inxa
67.2 cmz x 4 | to.+ sq in ' I21.2 cm, x 4 3.3 sq in x 4Mechanical actuating, rear two wheelbrakes
5410 stamped onthe caliper body2056 stamped onthe caliper bodyDrumDisc
TIRESize and PressureSee lire intormation label
WASHERCapacity 2door Coupe/4,door Sedan
2,door Hatchback
2.5 f (2.6 LJS qt, 2.2 lmp qt)4.5 | (4.8 US qt,4.0lmp qt)2.51 (2.6 US qt, 2.2 lmp qt)4.5 f (4.8 US qt, 4.0 lmp qt)
USA modelCanada modelDXExcept DXELECTRICALBafteryStarterAlternatorFuses In Under dash Fuse/Felay BoxIn Under-hood Fuse/Belay 8oxIn Under hood ABS FLrse/Relay BoxHeadlightsFront Turn Signal/Parking LightsRear Turn Signal LaghtsBrake/TaillightsInner Taillights*,High Mount Brake LightBack up LightsLicense Plate LightsCeiling Light
Trunk LightsGauge LightsIndicator Lightslllumination and Pilot LightsHeater Control Panel Lights
12 V 38 AH/5 HR12 V 1.0 kW, 1.2 kW12V 75 A,80 A7.5 A, t0 A, 15 A, 20 A7.5 A, 10 A, 15 A, 20 A, 30 A, 40 A, 80 A7.5 4.20 A, 40 A12V_60/55W12V -2115W
12V - 21W12V - 21/5W12V-5W12 V 18 W*" 21 W+" *3
12V 21W12v-5wl2V-8W(Withmoonroofl12 V - 5W (Without moonroof)
12V-1.4W,3W't2 v 1.12W. 1.4 W12v-0.84w, 1.4 W12V 1.4 W
Design Specifications
(cont'd)
P/S: Power Steering M/S: Manual Steering*l: 2-door Coupe *2: 2door Hatchback *3: 4-door Sedan*4: USA (HAM), Canada (HCM) produced *5: Japan produced
3-22
L'

Engine RemovaUlnstallation
Removal
@@
1.
. Make sure iacks and salety stands are placed ploperly
and hoist brackets are attached to the correct posi-
tions on the engine.
. Make sure the vehicle will not roll off stands and fall
while you are working under it.
CAUTION:
. Use fender covers to avoid damaging painted sur-face.
. Unplug the wilin9 connectors caretully while holdingthe conngstor portion to avoid damage,. Mark all wiring and hosos to avoid misconnoction.
Also, be sure that they do not contact other wiring or
hoses or interfere with other parts,
Secure the hood as open as possible.
Disconnect the battery negative terminal first. thenthe positive terminal. Remove the battery.
Remove the strut brace (B'16A2 engine).
8 x 1 .25 mm24 N.m {2.4 kgl.m, 17 lbf.ft}
Disconnect the battery cables from the under-hood
fuse/relay box and battery positive terminal.
STRUT BRACE
UNDER.HOODFUSE/RELAYBOX
BATTERY CABLES
5-2
ECM/PCM
(
5. Remove the battery and battery base.
8 x 1.25 mm24 N.m (2.4 kgf.m, 17 lbf ftl
7.
Disconnect the connectors from the ECM/pCM.
Disconnect the main wire harness connector.
MAIN WIRE HARNESSCONNECTOR

tl
Engine Coolant Refilling and Bleeding
CAUTION: when pouring engine coolant, be sure to
shut the relay box lid and not to lst coolant spill on the
eleqtrical parts or the paint. lf any coolant spills, rinse it
off immediately.
1. Slide the heater temperature control lever to maxl-
mum heat. Make sure the engine and radiator are
cool to the touch.
Remove the radiator caP.
Loosen the drain plug, and drain the coolant'
Remove the drain bolt from the cylinder block'
D16Y5. D16Y7, Dl6Yg sngines:
DRAIN PLUG
0d
I ro
78 N.m {8.0 kgl m.58lbt'ft)
6.
1.
B1642 engin€:
WASHERReplace.
DRAIN BOLT78 N m (8 0 kgf m' 58lbfft)
Apply liquid gasket to the drain bolt threads, then
reinstall the bolt with a new washer and tighten 't
securely.
Tighten the radiator drain plug securely
Remove, drain and reinstall the reservoir' Fill the
tank halfway to the MAX mark with water, then up
to the MAX mark with antitreeze.
(cont'd)
10-7
MAX MARK

!
Fuel and Emrsslons
SoecialToofs .....,...."..,. 11-2
Component Locations
lndex ....................., ......... 11-3
Svstem Description
Vacuum Connections ................,,..,.. ......... 11-12
Electrical Connections ...............,.,.,... ....... 11-29
System Connectors ........,.,.,.......................... 1 1-51
Troubleshooting
Troubleshooting Procedures ................. .. 11-81
Engine Control Module/PowertrainControl Module TerminalAfiangement ....,.,..... 11-88
Diagnostic Trouble Code Chart .................,., 11.97
How to Read Flowcharts .,.......................... . 11-103
PGM-Fl System
System Description ...... 11-10,1
Troubleshooting Flowcharts
Engine Control Module/PowertrainContlol Module ........ 11-107
Manitold Absolute Pressure Sensor .....'. . ... 11-115
fntake Air Temperatuie Sensor ..... . . ., . 11'121
Engine Coolant Temperatuae Sensol ........., 11-128
Throttle Position Sensor ...................,........... 11-132
Primary Heated Orygen Sensor (Sensor 1l ... 11-139
Secondary Heated Oxygen Sensor(Sensor 21.................................................... 1 1-153
Heated Oxygen Sensor Heater ...................,. 11-157
Fuel Supply System ...... 11-164
Random Mislire ......., ..11-166
Misfire Detected in One Cylindsr ................. 11-167
Knock Sensor .,.,............ 11-170
CKP/TDC/CYP Sensor ................................... 11'172
Vehicle Speed Sensor ...........,......,...,.,........... 1t-176
Barometric Pressure Sensor ...............,......... I 1-178
Electrical Load Detector,.,,............................ 1 1-179
CKF Sensor .................... 11-183
ECM/PCM Internal Circuit ............................. I 1-188
A/T Signal {TMA/TMBI .................................. I 1-189
ldle Control System
System Doscriplion ............ 11-190
Troubleshooting Flowcharts
ldle Control System ...... 11-192
ldle Air Control Va1ve .................................... I 1-19i1
Starter Switch Signal .................................... 1 1'202
Air Conditioning Signal ................................. 11'201
Ahernator FR Signal .................................... . 1 1-208
BrakeSwitch Signal ..................................... f 1"210
Power Sleering Prossure Switch Signal ......11-212
A/T Gear Position Signal ............................... 11-216
Clutch Swiich Signal ................................-.... 11-214
ldte Speed Setting . .............11-220
Fuel Supply System
Fuel Lines .,...................,.,.,.,11-221
Fuef Tube/Ouick-Connect Fittings ..........,.,........ 11 -227
System Description ....'.... 11-230
Fuel Pressure .......,.,,........... 11-230
Fuef fniectors ......................11-232
Fu€f Pressure Regulator .....,.......................'...,. 11-231
Fuef Fifter ............................11-235
Fuel Pump .............'.......'.... 11-236
PGM-FI Main Relay .............11'237
Fuel Tank ................ ....,...'.'.' 11'211
Intake Air System
System Description ....-.-.....11-243
Air Cfeaner ...........,......."". .11-211
Throttle Cable .....................11-211
Throttfe Body ........ ..'... . . .,.11-211
Fuel Iniestion Air Control System ,.,.,....-........... 11-250
Emission Control System
System Description .-..........11-252
Taifpip€ Emission ...............11-252
Three Way Catafytic Convert€r ............,.,,.,.,.,.... 11 -252
Exhaust Gas Racirculaiion System ...,.,,,,.,.,.,.,,. 11'254
Positive Crankcas€ Ventilation System .... . . .. 11-266
Evaoorative Emission Controls ..................,,..,.,. 11 -267

I
CLUTCH SWITCH lDl6Y5 onginoM,/TITroubleshooting, page 1 1-218
'96 - 98 modsls:
Sell-diagnostic Procedures.page 11 81
ENGINC CONTROL MOOUI.T(FCMI/POWERTRATN
CONTROL MODULE IPCMITroubleshooting, page 1 1-107
'9!, - 0o modol3:
PGM.FI MAIN RELAYRslay Testing, page 11-237Troubleshooting, page 1 1-238PGM.FI MAIN RELAYRelay Testing, page l1 237Troubleshooting, pago 1'! 238
SERVICEl2Pl
CONNECTOR
ENGINE CONTROL MODU1T(ECM}/POWERTRAIN
CONTROL MODULE IPCMITroubleshooting, page 11 111SERVICE CHECK CONNECTORtzPlSelf-diagnostic Procedures,page 11-81
Self-diagnostic Procedures,page 11-81
{cont'd)
11-7

A/CO-UfAl
ELD''
;:l
T BLK
YEVGRI{
UNDER-HOODFUSE/RELAY BOX
UNDER-DASHFUg€/FELAY AOX
(cont'd)
BLtCWlfi -
*tT
sLrc /trt 1BLvwHr 1c501r.. -{
11-49

Troubleshooting
Troubleshooting Procedures (cont,dl
ll, Engine Control Module (ECM)/powertrain Control Module (pCM) Reset procedure
NoTE: Resetting the EcM/PcM will erase any stored DTcs and any freeze data. lt will also restart all readiness codemonitors.
Either of the following actions will reset the ECM/PCM.
. Use the OBD ll scan tool or Honda pGM Tester to clear the EClM,s/pCM,s memory.
NorE: see the oBD ll scan tool or Honda PGM Tester user's manuals for specific operating instructions.
' Turn the ignition switch oFF. Remove the BACK uP (7.5 A) fuse from the under-hood fuse/relay box for 10 sec-onds.
NorE: Bemoving the BACK uP (7 5 A) fuse cancels the clock and the radio presets. Make note of the customer,spresets so you can reset then
lll. Final Procedure (this procedure must be done after any troubleshoottng)
1. Remove the SCS Service Connector if it is connected.
NoTE: If the Scs service connector is connected and there are no DTcs stored in the EcMipcM, the MtL will stayon when the ignition switch is turned ON 0l).
2. Do the ECM/PCM Reset procedure.
3. Turn the ignition switch OFF.
1-82

Probable Cause List lFor th€ DTC Chart, see page 11-971*: '99 - 00 models
Probable GausePageSystem
11 1-107Engine Control Module (ECM)/Powertrain Control Module (l'uM)
PGM-Fl main relay
l^^iti^n cwetam
211-230,231
3't't-237
Section 23
51'1-172,183Crankshaft Position/fop Dead Center/Cylinder Fosltlon sensor clrculr' Lr\F selrsor
circuit
Intake Air Temperature (lAT) sensor circuit
ldle Air Control (lAC) Valve
ldle speed adjustment
Throttle bodY
Throftle cable
Manifold Absolute Pressure (MAP) sensor
Throftle Position (TP) sensor
Barometric pressure (BARO) senso'
Mf g"a, po"ition signal (see page 11-216) or clutch switch signal
Brake switch signal
Air Cleaner
lntake air pipe
Three Way Catalytic Converter (TWC)
Evaporative emission (EVAP) control
Contaminated fuel
ORVR vent shut valvs
't1-124
71 1-194
I11-220 - 223
11-241
'1011-244
1111-115
1211-132
13't1-178
14Section 14. 11-218
1511-210
16't1-244
1811-252
1911-261
20
21*11-296
(cont'd)
11-85