1998 HONDA CIVIC ECU

Indicators (cont'd)
I
I
I
I
't0 t
YEL
YEL
FUSE 2sUETER7.54
.I UNDER-DASH
IFUSE/RELAY
! F,gI".,I
IJ
See PowerDistribution,page 10€.
@f,*+* @sv#ftn* G)ffig^,", t
I
S€e Pow€r Distribution,page 10-6.
?-(: i#i',du), c401 ^t,a PHOfO 1J6I pHOfO 57 v"r vlEW 58
'99- 00 vehicles pre-wired foraccessory security system
I :7 r----r -7 ucHr \
i llEl lH lt*l
'.,
| | i r{rN/,6n1I I I l\y
//l I t
t--J-------Lfe---t---- ---JB8Y BsY B3YB8Y BsY -___B_3_Y_
,"' sfilJi:, i "*,*" i ;
""'"'*
! - "*-i
F"EIi,6HiJttr" so. sa venricres pre_w reo ror
I | : ".u,"r" ! ii|ot$,, accessory securrtv svstem
+ + l-----il------"rl';r'- ------------i
i "Lu,"r" ! rc;1rg (oPrroN) """"";:"J; !H;fi;"";Jt"'
l_____ll_ ____-v'_E\s!- __________-_i
o A csoeI PsOrO 6t
,----l-'':y:-
i """'^ I ".u"." -4 ELueLx 9 3B"rU"?'JYSJtttt :
See Low See Brake 6 Zl C503Fuel lndicator System ]l Paoro o'Light Inbicator ,____l_'':Y":-, BLU BLK ll _... _.._ q SECURTW SYSTEM, I BLU'BLK .. BLU/8!K : nourpcrrip
Coupe and Sedan
'96197 models
"ar,"a^ fi
'tg::1",,,
BLU/BLK
Jf v/Er,! e'98-'00 models
TRUNK LATCHSWITCHClosed withtrunk open.
"arr"a*l
qF*til'-""
* = Male-Femaleterminals reversedfor'99-'00 models
"'"'"i{ "^'
4r*liT;--'""""'-it:':
Bi?fi,,ri"li
".* | Page 14"12'
+ Fla'|",.
""'"'-lt
aLU/aLK see
i-< I'dli
-*TT
"'*f see cround
3rr< Sl"JliT:?s
".* I o*.,
0.1411'
* '&3i311'" ,:*'* ""dan €xcep, Gx)
80-2

Fog Lights
_ Vehicles pre'wiredfor accessorysecurity system
SECURITY SYSTEMCONNECTOR(oPT|ON)
"!'19*13*
u,.*,"
a
c403
----.t COMB|NAT|ON
: swrrcHI PHOIOT2
lvtEw u
I
I
FOG LIGHTIN-LINE FUSE
FUSFI H,'lt.cw 8llaa
BLKI .--<
t_G2O2
gee GroundDistribution,pag€ 144.
i t-' BsJ:?'tr! li[?i,i'*'LJ------J
_ _tlI',-Yfi::"* *,*,,
a,
ot'
tttr(
---g-----J _- -"il( - see H€dbnt
;eo'q;r. I-) oaoe loo.
See Headlights '(Canada)
l-l 1 aeomnr
k-j'/,-dl15 llJ - - oplronal Fog Light swttch Harness - - -.I UNOER.DASH
I FUSE/RELAY
FUSE2l I BOx
R H/r- i PHoro 5errow BEA

I
---!':--J--1frf':l,"
i::.,.n.*BEo,naHT I !7
*':#i,!J
^ L--8-
i33o,,nno t f-
"-'-:E+
1 10-10

Headlights
- Coupe and Sedan
Vehicles pre-wired- - - for accessorysecurity system
5 f| C419 PHQ|O63 vtEW4s
UNDER-HOOD| / FUSE 48 | FUSE/RELAY: HEADLTGHT :BOXI I 3oa I pHoroT
LJ----JI Y C3s2wHrl PYo-rg8- ulEY:?- - - - - - canadaWHT
Head-ligtrtSwlich
COMBINATIONLIGHTswrTcH
".;L
L--{..---1 Y Cs01
".o,o"n I i[?,lo,uo ^..?fiurti
ce.l, *i;[fl?ive /a V|EW z1
i--r------''i
/A xrcx geru
;".1p$31"f'""InoFY;]j:::-:
T_l Eqr I--g------J
RIGHTHEADLIGHT
lL
r-: G401PHOTO 57
See GroundDistdbution,page 14-4.
Soe GroundDistribution,page 14-4.
SECURIry SYSTEMCONNECTOR(oPTloN)i t-'d*ltr! lF"{il'.]'*'
nero't t-+- *.oo*jpinx I pl66 HEAo J cmx
- Canada -
---J4- ----J See HeadliohtB1 Y Swirch,-.^^-- I# oao6 100.
FUSE 21F i/tIOW AEAM
FUSE 4B H/LHIGll BEAM
UNDER.DASHFUSE/RELAYBOX
1IIGH
110-12

Dash and Console Lights
!'-I- ---1UNDER-HooD
| / FUSE '18 | FUSETRELAY| ) xeroucrr lBox
I t.* | Pl1o to .
L-L---J9 Y C3s2wHr I etoroa See power
arr- Distribution.
wnr I - PagelGl2
86 l,COMBINATIONI r---F--'t Head qhr I LtcHT
| | lswrtch- l"syllgl| | HEADa )OFF r .:::::.'| | "'oo)-o" ; 1,;;7-a"'
I L---95-.t IL----g--------JB1 Y , sEcuRtw SYSTEM".oo"l [_ _______---j coNNEcroR (opT|oN)
;f nED/ca 3 \f [email protected]*----FED/GRN II C4227 A PHofose vlEw 16-^---:-- --.l UNDER-DASH
I f;.*--,Tl 333J'"#1nn''"n"n iFiifiiiLA.vINSTAUXENTuGHTs ' PHoro 58t* . , 1
Vehicles pre-wiredfor accessorysecunry.sysrem
",o ".* ! i[o',,Bu' ".o ".* ! !;91o,u, poj;T;o6} coNNEcroR
O
"ro ".* !
"." Jlfr ;1+.,:.,,
"'o "'*
|
"'o ".."
|
"'o "'.*
|
"'"'"''*
| F$S^ff".t-;t;'t
['jl' ,, | "'-'x----lgr- -:'-l:t:!y!-
*,,,""::,:";illttS,iii',""0","'=ss.oomode's I if----tg;-;'"t1*-:.1ll r I I Poshior !! Indicrtor !it HErren t neAren I l.*. 94!r$f.._ ltndtcErol ll circu! . .l!
I ;ffiF' I ;ffiF' n=uu, ! i9d#"iufftl*;1#ff"'"I :l:-i!"' oo f ';dio-'" PU'H ll
r-z-----',-.--j";."..J:lqtT I il ! !i8noHt"
iI _:: i
-7-----1 r-4(.-1 neo l----1
,.-1.-E !!A ilfr. !
JL-r--J
.i:i9:'::i Bnl,r'i @ ^.i i @,o,1
"'"*
| @^.,l
-____ffi-:s;J
,LjrY##Y_i
$ffi_l
-l
i"l
i
ilffl
1l-
I l\Y','! ! \7(i , A "o.u "t'A3Y ' E1l"f I
114

Ceiling Light, Trunk Light, and Spotlights
LT GRN/ALK
'96.98 USA: CX, DX'96.[98 Canada: All
'96-'98 USA:LX, EX, and HX
'98: GX'99100: All except DX
UNIT
"""*f,*u*
iiffiinFll,+l*
Lisi___i
c411
vtEw 6a
- - - Canadar EX and Si - - -
''"o","." 2 sEcuRlTY-;,;( 3[t"l'$,o"C516 (OpTtON)PHO|O 73vtEw 58
i Door open i /,Ew z5 Wft
Lsl__j [:tf*"Y
., o"n I"tol .ro"n,r.o 2 g5ggi.tw
?- coNNECroR ,
I "';'16 ''u (ott'o"l iI vtEw 58-----l-
lt
iGFNi REo
i
t
ITGFN/RED
13LTGRN/RED
See PowerDoor Locksirruot L-T:i"iiy @o
* = '99-'00 models except cX
IT GRN/fiED
LT GFN/AEO
11(- 15)
LT GAN/RED
c401
- Sedan -
RIGHT ;REARDOORSWITCH :Closed with ;door open. ,
LEFTREARDOORswtTcHClosed withdoor open.
--azt
*'*"n
6n
LT GRN/FEO
LT GFN/
i
- - - -
;'T
- - - - -
I iig",BP'f;""
ii$fltfi'J$T'*"'=""'
"
L----:+-----Jf
ii ln*i1,,
""**".!,
q;,{"i};}',,Hgt:$
pHoro 96 - door o
LT
114-2

Power Door Locks
- All Models Without Keyless Entry
G551
[t.dE-l=
- ---- --:[
l'!fi:i- ".",.1
l'! l-------- r I
li I I
*"I!'k------#-r*.*rq;,pft?is,,,flr::fi
| : I I c"u,',", i c"",o"" i 21 i cs03 security'
I i"x[v*fl
i$k------+-----=#f;ffi svseni
I i t I ou*."jJ*"'l '** '"*J"l ^,,**0, #'#[""j,% i
I i ! I &H'E5o I ,ig^* d$n* |
.e&.s8usA usA ; 'o'"rto it,Ii
lrr!
-"ll'**n*ru;X,*#",XHm,
i
lil I
| :.--!---i
| .L-J iiriioflil", iffffliii F$fl,H"- itJ !F$$,i$", iI l-T;1-li"3g5"= iioriibl-r'-" 1 iffi !
I lunr.ocx I rccK IswrrcH : Lunl----i L!flJI l"'*^1 *-l- - i sreREo RADro srEREo RADro
t --t , ,--- ",r*- :
UNDER.HOODFUSE/RELAYBOXi--r?Grs;-'ir oooF Locx I
L__{g:":l9 Y C3sl
'n',o"n I iE?Loo'
I see PowerIl Distribution.I ^r^a llr-i,
"*,:TI
Bdt6rynpur
Unlock LockGround input input
130
'='99-'00 models

Power Door Locks (cont'd)
Keyless Entry Does Not Work In Any
Mode
NOTE: Before beginning, verify that all the
transmitters are programmed to the vehicle.
1 . Does the radio work properly?
Yes - Go to step 9.
No - Go to the neld step.
NOTE: For steos 2 - 8. refer to the schematic dia-
gram for the Stereo Sound System on page 150.
2. Are fuses 28 (in the under-dash fuse box) and
fuse 47 (in the under-hood fuse box) OK?
Yes - Go to step 4.
No - Replace the blown fuse, then go to the
nen steo.
3. Does the fuse blow again?
Yes - Locate and repair the short.
No- Retest the system.
4. ls the vehicle equipped with the optional security
system?
Yes - Go to the next steP.
No - Go to steD 6.
5. Does the keyless entry work correctly when the
security control unit connector is disconnected?
Yes - Faulty security system, go to security
system for f urther troubleshooting.
No - Go to the next step.
6. ls there battery voltage at terminal 4 of the radio
main harness connector (A)?
7.
=A
Yes - Go to the nen step.
No - Locate the open in the wiring between
tuse 47 and the radio.
ls there battery voltage at terminal 5 of the radio
main harness connector (A), when the ignition
switch is in the ACC (l) or ON (ll) position?
Yes - Go to the next step.
No - Locate the open in the wiring between
fuse 28 and the radio.
130-8
8. ls there continuity from terminal 14 of the radio
main harness connector (A) to ground?
Yes - Replace the radio.
No - Repair the open in the wiring between the
radio and the ground (G501).
9. Does the transmitter LED come on when any ot
the buttons are oressed?
Yes - Go to steo 12.
No - Go to the next steo.'10.ls the transmitter battery installed with the
positive side facing up?
Yes - Ensure that the battery contact tabs are
repositioned, then replace the battery.
Remove the key from the ignition, then
close the doors and trunk. Press the
LOCK button on the transmitter six times,
then go to the next step.
No - Ensure that the baftery contact tabs are
repositioned, then reinstall the batlery
correctly. Then reprogram the transmitter
and retest it. Use the procedure on page
1 30-4 f or transmitter programming.
11 . Does the transmitter LED come on when any of
the buttons are oressed?
Yes - Go to the next step.
No - Replace the transmitter and program it by
using the procedure on page 130-4.
12.Does the system work properly in all modes?
Yes - Finished. The system is OK.
No - Go to the next steD.

a
Horn Does Not Sound In The Panic
Mode Or With The Transmitter "Beep"
Feature On
NOTE: The transmitter has a Beep On/Off feature.
Refer to page 130-4 for how to tum the beep on or
off.
1. Does the horn sound when the HORN button is
oressed?
Yes - Go to the next steD.
No - Repair the horn circuit.
2. Does the transmittor LED come on when any of
the buttons are pressed?
Yes - Go to the next step.
No - Check the transmitter battery then retest.
ll the beep feature still does not work, go
to the next steo.
3. Recheck with a known good transmitter
reprogrammed to the vehicle. Does the system
work properly in all modes?
Yes - Replace and program the transmitter,
then retest. Use the procedure on page
1 30-4 f or transmitter programming.
No - Go to the next step.
4. With the keyless entry harness connector (B)
disconnected from the radio, run a.iumper wire
f rom terminal 16 to ground.
Does the horn sound?
Yes - Reglace the radio.
No - Repair the open in the terminal 16 (GRY)
wire.
\
Horn Does Not Stop Sounding
1. ls the vehicle equipped with the optional security
system?
Yes - Go to the next step.
No - Go to step 3.
Do€s the horn stop sounding when the security
control unit connector is disconnected?
Yes - Replace the security control unit.
No- Go to the next step.
Does the horn stop sounding when the keyless
entry harness connector (B) is disconnected?
Yes - Reolace the radio.
No - Reoair the hom circuit.
130-11