1998 ACURA INTEGRA ecm

How To Use This Manual
Component Locations
To see where a component or connector is located on the car, look up its photo number in the
Component Location section in the back of the book. The photo will also tell you the color of
the connector. and how manv cavities it has.
VEHICLESPEEDSENSOR (VSS)
ENGINECONTROLUNIT (ECMPHOIO 8A
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To see where
connectors and parts
are located, look up
their photos in the
Component
Location section.
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lf there is no photo number below or beside a connector, ground, or terminal number, look up
that connector, ground, or terminal number in the appropriate Connector ldentification Chart.
The chart will tell you the color of a connector, how many cavities it has, where it's located,
and what component or harness it connects to. On the page opposite that chart you'll find an
illustration of the related harness.
Connector ld6nlillcallon and Wire Harness Rouling tconrd)
SEAT WIFEHAFNESS
c712lf a connector on a
schematic has no
photo number, look it
up in the Connector
ldentification chart.
c297
203-15203-14
t-

Fuse
NumberFuse NameAmpsPagecomponent or circuit Protected
(POWER
DOOR LOCK)
(RR WIPER
RR WASHER)
R _ HEAD LIGHT
HIGH BEAM
j 1o-2Power door lock control unit
10-2 | Rear wiper
I
tto-e i onLcontrol unit (Canada), Right headlight
L _ HEAD LIGHT
HIGH BEAM
(POWER WINDOW
RR-L)
i 1 10-8i DRL control unit (Canada), High beam indicator light,
i Left headlight
1 0-1Not used
| 1zo-z
I
I Left rear window motor
| (lGN colL)| 15
(POWER WINDOW
FR-R)
(POWEB WINDOW
FR-L)
I Right rear window molor
I
Front passenger's window motol
Driver's window motor
| 120-2
i120 (H/B)
iot 120-2
l(Sedan)
i120 (H/B)
l0:120 ?
IJ13
TURN LIGHTS
FUEL PUMP
(SRS UNIT)
(Sedan)
'lo-2Hazard warning switch
1O-2 | PGM-FI main relay, SRS unit
I
14I (cRUlsE coNTRoL) | 7.510-3 | Cruise control
ALTERNATOR
SP SENSOR
7.510-3Alternator, ECM or PCM ('00 Model), ELD unit,
Gauge assembly, PGM-Fl, TCM ('98-'99 Modelwith A/f),
Vehicle speed sensor
i REAR DEFBOSTER ii RELAY i
10-6i ABS control unit, Rear window defogger
I HEATER A/C
: RELAY
fuC compressor controls, Air delivery, Blower controls,
Fans. Power mirrors
I tnururutruc ucxr I z.s
I otrt av I
I DRL control unit (Canada)10-6
I BACK UP LIGHTS | 7.s | 10-4 I Back-up lights
t
(RUNNTNG LTGHTS) ii DRL control unit (Canada)
(cont'd)
19
6-1

FuserRelay I nformation
- Under-dash Fuse/Relay Box (cont'd)
Fuse
Number
i R - HEAD LTGHT ii LOWBEAM i
Fuse NameAmpsPageComponent or Clrcull Protected
10 ii Right headlight
! L _ HEAD LIGHT I
I row eenu I
10 i110-8Left headlight
(sRs)I roSRS unit
24 I P/IV RELAY IPower window relav. Moonroof
l(suNRooFBELA!l
7.5 I 10-4 |
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25 | METER | 7.5 | 10-5 |
rttl
Clock, Gauge assembly, Integrated control unit, Interlock
system, Maintenance reminder unit
Front wiper/washer26 i FR W|PER
I FR WASHEB
27 | crcnnerre
i LTGHTER
28 i RApro i10 i
Cigarette lighter
10-s iStereo radio/cassette player
30 I INSTRUMENT
I LIGHTS
2e | (RR Foc LtcHT) | z.s !
| 7.5 |
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3'1 i STARTER STGNAL21,21-1 1
32 i LTCENSE LtcHrS Ii TAIL LIGHTS ii 1001 i
| (rNrER LocK uNrr)l
II
114 | Dash & console lights, Integrated control unit
ECM or PCM, Integrated control unit, PGM-FI main relay
License plate lights, Parking lights, Taillights
Interlock system
6-2

Fuse/Relay I nformation
- Under-hood Fuse/Relay Box (cont'd)
Fuse
NumberFuse NameAmpsPage
BATTERY
I INTERIOR LIGHT
I
1 7.5 110-7 I
I
Component or Circuil Protected
Power distribution
lgnition switch
DLC, Ceiling light, Power antenna motor (Hatchback),
Trunk/cargo area light
47
I Fl E/lvl
POWER WINDOW
I BACK UP (RADTO)
I
15 | 1 0-7 I PGM-FI main relay
Not used
Power window relay
Clock, ECM or PCM, Maintenance reminder unit, Stereo
radio cassette player, TCM ('98-'99 Models with A'/T)
7.5 |10-8
I HEADLIGHT| 40 | 10-8 | Headlights, Interlock system (A/T)
49i DR LOCK,
i suNRooF
10-9 i Moonroof
I
I RR DEFROSTER
+ B SMALL
I Rear window detogger relay
I Dash and console lights, License plate lights,
I Rear parking lights, Taillights
I HORN, STOP
i HAZARD
10-9 | Brake switch, Horn relay
i Gauge assembly ('00 Model), Hazard warning switch
40 | to t I Power door locks, Security system (option)
I HEATER MOTOR II t 0-1I Blower motor relay
20 I 10-1 ; A,/C compressor clutch relay, Condenser fan relay
i Radiator fan relay1 0-1
6-4

Ground-to-Components I ndex
NOTE: All ground wires are BLK unless otherwise noted.
GroundPageComponents or Circuit Grounded
Battery (BLIVYEL)
--t'I Valve cover (BRN)
G101t.+
and
14-1
Daia link connector (BRN/BLK), Engine or powertrain controt module (pct and pG2
are BLK; LG1 and LG2 are BRN/BLR, IAB controt solenoid valve (GS-B),
lmmobilizer receiver unit ('00 Model) (BRN/BLR, PGM-Ft main retay, Radiator fan
switch, Transmission control module ('98.99 Models with MD (2 BRN/BLK wires),
Vehicle speed sensor, WEC pressure switch (GS-R, Type-R)
Shielding between the ECM or PCM and these components (all have BRAIDED wires):
CKF sensor, Primary and secondary heated oxygen sensors, Knock sensor (GS-R,
Type-R), TDC/CKP/CYP sensor
Shielding between the TCM ('98-'99 Models) or PCM ('00 Model) and these components(all have BRAIDED wires): Countershaft speed sensor, Mainshaft speed sensor
G1s1 ii Condenser fan motor
Brake fluid level switch, Cruise control actuator, Left front parking/turn signal light, Left
front side marker light, Left headlight, Power steering pressure switch (USA), Rear
window washer motor (Hatchback), Windshield washer motor, Windshield wiper motor
14-3
Blower motor relay, ELD unit, Badiator fan motor, Right front parking/turn signal light,
Right front side marker light, Right headlight.....plus everything grounded through G401
ABS fail-safe relay, ABS pump motor
G40114-4
ano
l4-c
A,/T gear position switch, Cigarette lighter, Clutch switch (M,/T), Ctock, Ctutch interlock
switch (MfD, Combination wiper switch (2 wires), Cruise control main switch, Cruise
control unit, Dash lights brightness controller, Data link connector, Daytime running
lights control unit (Canada), Front passenger's door key cylinder switch, Frontpassenger's door lock switch, Gauge assembly (2 wires), Glove box light, Heater
control panel, Heater tan switch, lgnition key switch, Integrated control unit, Interlock
control unit (AfI), Maintenance reminder unit, Mode control motor, Moonroof relay,
Moonroof switch, Parking pin switch (AfD, Power window relay, Rear window defogger
switch, Service check connector, Turn signal/hazard relay.....plus everything grounded
throuoh G201
Driver's door key cylinder switch, Driver's door lock actuator, Drivels door lock switch,Driver's seat belt switch, Fuel pump (BLI(/WHT), Fuel tank unit (BLI(/WHT), power doorlock control unit, Power mirror switch, Power window master switch (2 wires)
Hatch key cylinder switch, Hatch latch switch, Hatch opener actuator, Hatch ooener
switch, Left and right back-up lights, Left and right brake light/taillights, Lett and right
rear parking lights, Left and right rear turn signal lights, License plate lights, power
antenna motor, Trailer lighting connector..... plus everything grounded through G751
6-6
'14-8G503
(Sedan)
High mount brake light, Left and right back-up lights, Lett and right inner brake tighv
taillights, Left and right outer brake light/taittights, Left and right rear parking tights, Leftand right rear turn signal lights, License plate lights, Rear window detogger, Trailer
lighting connector, Trunk latch switch

Power Distribution
- From Fuses to Relays and Components (cont'd)
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FUSE 48 \HEAruCHT \{la \
II-------Jc216c217
::]:I
-'..
'3
ir
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:!, I tFUSE20, : (BUNNTNG, I I u_qHrc)
'LJ___
. - All except USA RS - r
SECURITYSYSTEMCONNECTOR(oPTroN)
' BLU
,SECURITY SECURITY :.SYSTEM SYSTEM: CONNECTOR CONNECTOR ,
, (oPTroN) (oPTtoN) :I PHA|A 124 PHA|A 48 ,
UNDER-DASHFUSE/RELAYBOX
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i [--., COMBI.. NATION
: LIGHT; swrTcF, Page 101
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STEERINGLOCKPage 138('98- 99) or138,1 f00)
--'- Nr --
c452 wHr/BLU
'00 Model
: 16 r--
WHT/BLU
I(RS 7)
WHT/ALU
I Y€L
' 2 lt c415
i i--t't I
:l I
i olwrme, RUNNING, LIGHTSI CONTROL
: uNrT, Page 1'10-9
:. - . Canada
'98-'99
N,4odels
BLU
4 A C566
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STEREO
Page
4 A C56(
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STEREORADIO/CASSETTEPLAYERPaqe 150
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ittaru f wnlalu I wrrier-u I
o,[ "uu' ,,, .!, "ou, ,o .!, "oo,r--1r--.|r--1
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tttttlL--J t--J t--JCLOCK POWERTRAIN ENGINEPage 154 or ENGINE CONTROLCONTROL MODULEMOOULE (ECM)(PCM or ECM) Paqe 23Pages 24 pr6ro ,,and 39-4PHO|O 14A
1 A C568
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MAINTENANCEREMINDERUNITPage 83
10-8

* = '98-'99 L4odelsPOWERTRAIN or ENGINECONTROL MOOULE(PCM or ECM)Paqes 23-2 and 23'3 ('98-'99)- or 24-2 and 24-3 ('00)
PHOTO // f98 99 Models)
'98' 99 l\4odels
TRANSMISSIONCONTROLMODULE (TCM)Page 39-1PBA|O 51
--".-- A/T.--,
PHA|A 144 100 Made )
rl\lI&------ ---------J
26' I c4s7
L----J
c102PHO|O20
MAINSHAFTanoCOUNTER.SHAFTSPEEDSENSORSHIELDPage 39-1('98-'gs) or39-s [oo)
COUNTER-SHAFTSPEEDSENSORSHIELDPage 39-1('98-'sg) or3e-5 f00)
BBN/BLK
PRIMARY SECONDARYHEATEO HEATEOOXYGEN OXYGENSENSOR SENSOR(HO2S) (HO2S)SHIELD SHIELDPage 23-4 Page 23-5('98-'99) or ('98-'99) or24-4 ('00) 24-5 f00)
AFN/BLK
PBIMARY 'l
HEATEDOXYGENSENSOR TDC/(HO2S) CKP/SHIELD CYPPaqe 23-4 SENSOR('96- 99) or SHIELD24 4 ('00) Page 20
BRN/BLK
CRANK- ne_FSHAFT . - ii'pilp -i
SPEEDFLUCTUA-
CKP/CYPSENSORSHIELOPage 20
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k::!
T|ON 'KNOCK
(cKF} : SENSORSENSoR . (KS)SHTELD , SHIELDpaoe 23-2 ' Page 23'6(96- 99) or ' (98-99) or
24 2 (OOt : 24-6 ('00)
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(- ,:o
BRATDED IWIFE I
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k--'a
illBFAIDEOWIBEBFAIDEDWIRE
AFCRANKSHAFTSPEEDFLUCTUATION(cKF) SENSORSHIELDPage 23-2 (98-99)ot 24-2 (00)
. KNOCK, SENSOR,(Ks),SHIELD
| 1se:'ss; or, 24,6 ('00)
ir::)
MAINSHAFTSPEEDSENSORSHIELDPage 39-1('s8-'99)or3e-s ('00)c:) r::)
I
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k:::
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.k
(::)
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kIt::
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(::)
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(::::BRAIOEOBFN/BLKBNAIDEO
:l I;l I
BNAIDED
:kll::
' BFAIDEO
i: (::)
::l I,' I I
iiffil
.---a--,--o
I""","j-.!,
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DATA LINKcoNNECTOR (DLCIPage 23-7 ('S8-'99)or 24-7 ('00)
(DLC)
BFAIDEDWIFE
14-1

lgnition System
INorE: For service check connector details, see page 23-6 ('98-99 Models) or 2zl-6 ('00 Model).
POWERTRAINI a oielcirs '-"
rDc cKp cyp i coNTRoLsensor sensor sensor ! MODULEinout inout intu,t | /PCM.ri! input input inDut | (pCM or ECM)I g"oc et !cj

:!--_j I
u"n,"." ! ----t
:jl--Jt---r-4,*"
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'':[:-==1-I=-==g=,-
u-{:::::L:::::+=i--- ""^".:-I'
.rr. s::3-.-:
;f:===-l_=* -=-f,*,,'fT
L-f--====E=--==i.l ""'"'"*'"'
=="=-'!---.!
I
-A 2r .|--___-OFNi 8LU II LT 8LU orI BLU/GRN
----o A c';;? F;o''","i:- F,to,l.,
Plug Wires
- - - -"-'lg- - - - - -^11 ct og
Spark Plugs
' Y-----rV-
- - - - ;V t#'",.
WHT.BLU ll BLU,"YEL I wHT
,. ?1, L--rrl:-,!-__,. ?Ll.oo,
cr3 c12 - - -.,,--a POWERTRATN(Dc Mr rckp M) icrb 6 | or ENGINEuensor Sensor Sensor i coNTRoLground ground grouno !laODuLi
20