1998 HONDA INTEGRA Head

J
Electrical
Speciaf Toofs ..........................23-2
Troubleshooting
Tips 8nd Precautions .......................,..,.,.,.,.,......,..., 23-3
Five-step Troubleshooting ............,......,.,.,...,..,....., 23-5
Schsmatic Svmbols ...............23-6
Wire Color Code3 .. ................. 23-6
Relay and Control Unit Locations
Engine Compartment ......,.,.................,.,.,.,.,.,,,, 23-7
Dashboard and Door .........,...........,.....,.,....,.,.... 23-8
Dashboard and Floor ......................................... 23-10
Ouarter Pan€f .,,.,...,.,..,...,,,23-12
Connector ldontification and WireHarness Routing ......,.,......23-'13
Index to Circuits and Systems
Airbag
* Integrated Control Unit .....,.,.,.....23-152* Interlock Sytem .,...,.,...........,. 23.146
Lights, Exterior
Eack-up LighB ..................23.187
Brake Ligh$ ......................23-190*Daytime Running Lights (Canada) ................... 23"164
Front Parking Lights .......................................... 23-173
Front Side Marker Lights .................................. 23-173
Front Turn Signal Lights ..................-.......,...,.,. 23-173* Hazard Warning Lights ....................,........,....... 23-192
Headlights.....23-169
23-253 powerDistribution..................... 23-5/r
Air Conditioning.....,....... Soction 21
Alternator ..........,................... 23.99
iCigarette Lighter .........23-212
*Cruise Control
Distributor
'.'.,.'.'.,.'...,,,,.,''.'.,.',.'''.' 23.277
.............................. 23.88
................... 23-90lgnition Timing ......
Indicator Lights
Key-in Reminder System
Maintenance Reminder System*Seat Belt R€mindor System .,...........................* Side Marker/Turn Signal/HazardFlashcr Svstem .................23-192
Spark Plugs ............................23-98
Starting System .....................23-74* Stereo Sound System ...,......,..........,...,......,.,.,.,..,., 23-196
Supplemental Restraint System (SRS) ................ 23-277
Vshicle Speed Sensor (VSS) ................................. 23.130r Wiper/Washer System .........................................., 23-265
*Read SRS precautions on Psge 23-283 before working
in those areas,
23-154
23.136
23"133

Connector ldentification and Wire Harness Routing
Engine Compartment Wire Halness
nll
Connectoa ot
Terminal
Number of
CavitiesLocationConnects toNotes
c301
c302
c 302
c303
c304
c306
c307
c308
c309
c310
c3l 1
c312
c314
c316
c317
c318
c319
c320
20
't8
1
14
2
3
5
1
1
2
2
4
2
2
1
2
2
2
3
Behind left kick panel
Behind left kick panel
Behind left kick panel
Behind left kick panel
Lett side of engine compartment
Lett side of engine companment
Lett side of engine compartment
Left side of engine compartment
Left side of engine compartment
Left side of engine compartment
Left side of engine compartment
Middle of engine compartment
Lett side of engine companment
Left side of engine compartment
Behind left headlight
Behind left headlight
Behind left headlight
Behind left corner of front
DUmper
Behind left corner ol front
bumper
Behind lett corner of front
bumper
Behind left co.ner of lront
bumper
Main wire harness (C423)
Main wire harness {C424)
N4ain wire harness (C424)
Front fog light system
Engine wire harness (C126)
Engine wire harness (C'127)
Test tachometer connector
Daytime running lights resistor
Windshield wiper motor
Brake f luid level switch (+ )
Brake f luid level switch ( - )
Power steering pressure (PSP) switch
Lett front wheel sensor
Cruise control actuator
LeIt headlight (Low beam)
Lett headlight {High beam)
Front fog light system
Windshield washer motor
Rear window washer motor
Left front side marker light
Left front turn signal/parking lights
Option
Canada
USA
ABS
Option
G301Lelt side of engine compartmentBody ground, via engine compart-
ment wire harness
23-20

Connector ldentification and Wire Harness Routing
Main Wire Harness (Under-hood branchl
Conneqtor or
Terminal
Number ol
CavitiesLocationConnests toNotes
c201
c202
c203
c204
c205
c206
c207
c208
c210
c211
c213
c215
c216
c211
c218
c2r 9
c220
c220
c221
c222
c223
1
2
2
2
2
8
2
10
5
9'11
3
2
3
6
10
14
Behind right side of front bumper
Behind right corner of front
bumper
Behind right corner of front
DUmper
Behind right headlight
Behind right headlight
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side ot engine compartment
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side oI engine companment
Right side ot engine compartment
Right side ot engine compartment
Right side of engine compartment
norn
Right front side marker light
Right front turn signaUparking
lig ht
Right headlight (Low beam)
Right headlight (High beam)
Radiator lan motor
A"/C wire harness (C151)
ABS front fail safe relay
ABS pump motor
ABS modulator unit (C151)
Under-hood ABS fuse/relay box(c901)
Under-hood ABS fuse/relay box
{c902}
Under-hood fuse/relay box (C909)
Under-hood fuse/relay box (C910)
Underhood fuse/relay box (C908)
Under-hood fuse/relay box (C911)
Right front wheel sensor
Engine wire harness {C104)
Engine wire harness (C104)
Engine wire harness (C101)
Engine wire harness {C102)
Engine wire harness (C103)
*1
ABS
G201
G202
Right side of engine compartment
Right side of engine compartment
Body ground. via main wire
narness
Body ground, via main wire
harness
ABS
+1:With ELD unit*2: B18C't, 818C5 engine*3: 81881 engine (A,/T)
23-22

Gonnector ldentification and Wire Harness Routing
Rear Wire Harngss {Hatchbackl
Connector or
Terminal
Number of
C8vitiesLocationConnec{s toNotos
c501
c502
c504
c505
cs06
c507
c508
c509
c510
c51 1
c512
c513
c514
c515
uc to
c518
c519
c520
c522
c524
c528
c529
c530
c531
l6
14
8
16
14
2
1
I
8
3
1
2
2
2
20
20
2
2
6
2
2
2
3
4
Behind left kick panel
Behind left kick panel
Behind dashboard lower cover
Behind dashboard lower cover
Behind dashboard lower cover
Driver's door
Center floor
Center floor
Left quarter panel
Fuel tank
Fuel tank
Right quarter panel
Right quarter panel
Left quarter panel
Left quarter panel
Left quaner panel
Left quarter panel
Left side corner of cargo area
Left side corner of cargo area
Left side corner of cargo area
Left rear corner of cargo area
Center of cargo area bulkhead
Right rear corner of cargo area
Center of cargo area bulkhead
Right side of cargo area
Right side of cargo area
Right side of cargo area
Center of cargo area bulkhead
Center of cargo area bulkhead
Center of cargo area bulkhead
Left side corner of cargo area
Main wire harness {C421)
Main wire harness {C422)
Underdash fuse/relay box (C912)
Underdash fuse/relay box (C915)
Dashboard wire harness (C554)
Driver's doo. wire harness (C601)
Driver's seat belt switch
Parking brake switch
Driver's door switch
Fuel pump
Fuel gauge sending unit
Passenger's door switch
Right rear speaker
Left rear speaker
Noise condenser
Connector C517
Connector C516
Power antenna motor
Cargo area light
Trailer lighting connector
Left taillight
License plate lights
Right taillight
Hatch latch switch
Hatch wire harness (C752)
Hatch wire harness (C751)
Hatch wire harness (C757)
Hatch lock actuator
Hatch key cylinder switch
Hatch opener actuator
Hatch opener relay
Left side of floor
Center of cargo area bulkhead
Body ground, via rear wire harness
Body ground. via rear wire harness
riI

Fuses
Under-dash Fuse/Relay Box
C920 [To SRS msin harnc$ lc8{,l}lC922 [To ignition rwitchl
C923lTo main wir. harn6! (Cil,alll
C€24 [To m.in wiro hrrno$ lc,l,l2]l
lTo pow.r windowrclayl
CgNlS Oo turn 3ign.l/h.z.rd rcl.yl
C919 [To root wir. hsmolr {C661ll
al Spare fusel: Option connector (+B)
2: Option conn€ctor (oash lights)3: Option connector (ACC)
4: Option connector {lG2}*: Not us€d
Fusa Number Amp!wire Color
C928 [To r..] window d.toggd r.l.yl
Compon€nt(s) or Circuit(3) Protaqtad
C92l ITo d..hbo.rd wir. h.rness lc551ll
- r-t r-'l r-'t n n r-'t n n r-1 r-'l r-l4 2321 2s 26 27 28 29 30 3t 32 33IJ IJ IJ LI LI IJ LI LJ IJ LI LJ I.J
- r-t n n r-l r-'t r-t r-'l r-1 n r-'t r-1a 12 13 14 15 t6 17 ,t8 19 20 21 22I-J LI IJ IJ tJ LI LI IJ IJ IJ LI IJ
- r-'t |;l n r-1 n |;t r-'t r-t r-1 n r-'ta 12 3 it 5 67 8 910 11
LI IJ IJ IJ LI IJ LI LI I-J LI LJ LI
1204WHT/GRNPower door lock control unit
Not used
10AGRN,4/VHTRear window washer motor
GRN/BLKRear window wioer motor
410 ARED/BLURight headlight (high beam)
10ARED/GRNLeft headlight (high beam), high beam indicator light
Not used
720A.GRN/BLKLeft rear power window motor
a204YEUBLKRight rear power window motor
15 ABLK/YELlgnition coil
10204BLU/BLKPasseflger's power window motor
l1204WHTI/ELPower window master switch, power window control unit
23-48

T
I
1
J)
Fuso NumberWire ColorComponent{s} or Circuit(rl ftqt6cted
't210AYEUBLKTurn signal/hazard relay
15 AYEUGRNPGM-Fl main relay
GRN or REDSRS unit (VA)
147.5 ABLK/WHTCruise control system
15BLK/YE LAlternator, VSS, ELD unit (USA), TCM, charging system light
't67.5 ABLVBLUABS control unit, rear window defogger relay (Via switch)
117.5 ABLK//ELAVC system, heater system, power marror
187.5 AYEUBLKDaytime running lights relay (Canada)
197.5 AYELEack-up lights
2010 AWHT/YELDaytime running lights control unit (Canada)
2110 ARED/WHTRight headlight (low beam)
2210 ARE D|YE LLett headlight (low beam)
2310 AGRN or PNKSRS unit (VB)
247.5 AGRN/ORNMoonroof relays
Power window relay
7.5 AYEUBLUClock, gauge and indicator lights
Integrated control unit
2620AGRN/BLKWindshield wiper motor, windshield washer motor
10AYEUGRNCigarette lighter
2810AYEUREDAudio unit connector
29Integrated control unit
30RED/BLKDash lights, clock
Integrated control unit
317.5 A8LU/WHTECM. PGM-Fl main relav
10ARE D/BLKFront parking lights, taillights, license plate lights
7.5 AWHT/GRNInterlock control unit, key interlock solenoid
23-49

J
)1 -
Fuso NumborAmpsWir€ ColorComponent(s) or Circuh(rl Protastcd
41100 ABattery. power distribution
4240AWHT/BLKlgnition switch (BAT)
437.5 AWHT/REDCeiling light, cargo area light, data link connector (DLCl, power
antenna connector
44't5 AYEL/WHTPGM-Fl main relay
45Not used
4640AWHT/8LU
No. 7 (20 A) fuse (Via power window relay), No. 8 (20 A) tuse (Via
power window relay)
No. 10 (20 A) fuse (Via power window relay), No. 11 (20 A) fuse (Via
power window relay)
417.5 AWHT/BLUClock,8udio unit connector, ECM, TCM, Maint€nance reminder unit
4840AWHTCombination light switch (Headlight)
4930AWHT/BLUMoonroof relay
5040AWHT/GRNRear window defogger {Via rear window defogger relay)
51154WHTCombination light switch (Dash lights)
20AWHT/GRNHorn, horn relay, brake lights, AgS control unit, ECM, TCM
10AWHT/GRNTurn signal/hazard relay, hazard warning light
5440AWHT/flEDNo. 1 (20 A) fuse
40ABLU/WHTBlower motor (Via blower motor relsy)
56204BLU/BLKCondenser fan motor (Via condenser {an motor relay)
REDA,/C compressor clutch (via Ay'c comp.essor clutch relay)
57204BLVREDRadiator f8n motor (Via radiator fan relay)
23-53

Power Distribution
Circuit ldentification (cont'd)
RED/BLU -
RED/GRN -
REOMHT -
Righl headlighl (High beam)
High beam indicalo. light
Lelt headlighl (High beam)
Righl headlighl (Low beam)
Letl headlighr (Low beam)
Inlegraled conlrol unn
Optional conneclor (Dash lighls)
Inleglaled conlrol unh
(Flsorelay box so*el)
(Flssrelay bot sock€l)
(Fuse/relay box sodet)
COMBINATIONLIGHT SW TCH
lo| | PAsslNGto
BEo/BLK -- Healor conlrol panel hghl- Mgear posrton consote tighl
Cigarcfl 6 lighter/ashtray lightsGauge lighlsAudio unit connsclorR€ar window delogg€r swnch tbhtClockHazard wanlng swilci lighlGlove box lightOash lights bnghhess conlroller
Leit II
I lronlparkifC lighl
FighlJ
h",J'n') '"",.*
l"fn' ) 'nn., '.', 'nnt {r"o"n)
23-60
Letl L.Rgh I rrense Prale lrgnl