1999 HONDA CIVIC C131

Gonnector ldentification and Wire Harness Routing
Msin Wire Harness (Right side oI dash branch)
Connector or
Terminal
Number of
CavitiesLocationConnects toNotes
c440
c441
c442
c443
c4M
c445
c446
c452
16
2
20
7
22
22
Under middle of dash
Under right side of dash
Under right side of dash
Under right side of dash
Behind right side of kick panel
Behind right side of kick panel
Under right side of dash
Under right side of dash
Heater sub-harness A (C721)
Service check connector
Junction connector
PGM-Fl main relay
ABS control unit
ABS control unit
Engine wire harness (C131)
ECM/PCM
G402Right kick panelBody ground, via main wire harness
*'l: '99 - 00 models
23-38

* = '96-98 models except D1685,'99100 D16Y5 with lVl/T
UNDER-HOODFUSE/RELAYBOX
'98CW - -.
, r--1
:ll:,tt:
: r--J ;, TRANSMISSION ,. CONTROL' MODULE OCM) :' Page 3g-4 ;I PHOIO 121I vlEW 69
I
I
\FUS€ 47aAcx uP
c351
WHT/BLIJ
WHT/BLU
WHT/BLU
18c4'l t
vlEw 60
WHT/ALU
WHT/ALU
11c440
WHT/BLU
10
' WHT/BLU
, 423
c131
vtEw 59
WHT/BITJ
'96-'98
models
I
tl
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STEREORADIOTUNERPage 150
'99-'m
modelsmodeB
'99-'00
models
c723c723
vtEw 57
wHr/atu
810B21cc10)
tl
ll
HEATERCONTROLPANELPages 60-1,61-2,62-2,and 63-2
vtEw 76
tl
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POWERTRAIN oTENGINE CONTROLMODULE(PCM or ECM)
Page 23, 24, ot 25
AUDIOUNITPage 150
tl
HEATERCONTROLPANELPages 62-1and 63'1
10-1 1

PRIMARYH02SSHIELDPage 24-7 ,24-8, ol24 10
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r_i
.--- D1685engine --.
' TNJECTOR I: CoNTROL ;; MoDULE ,, Page 25-1 ,t PHO\O 1aa :I vtEw 77
i r-- --r I,ll:
ill;
816l€I.--- D16Y8I englnes i. SECONDARYI Ho2s SHTELD :, Pages 23-11 I' and 24-11
I z-r; l.--.1 :
c131
(c101 D16Bs)
. ORIVE PULLEY
: SPEED sENsoR I. SHIELD ,' Page 39-12
l---:
: 1.--,1 ;
:l | :
c102
CKFSENSORSHIELDPage 24 2
tl
\..
BFN/BLK
------_I
SECONDARYGEAR SHAFT :SENSOR SHIELD ;(D16Y5)P.^a 'lO,1 ,oifu-alisirrrSPEED SENSOR :SHIELD :(016Y7/D16Y8)Page 39-9
F--.1
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rJii
t
rDc/cKP/CYPSENSORSHIELDPage 2O-2
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\,.
T
""","a* |
i
___r_
14-3

POWERTRAIN TFUSE 15AtTEii|AtOf, ^ -aPsE|{aon see Fowert5a ^ Distribution,99coldary---]-l-"jt='-.iHO2S iinBt
E*o,*. !CONTROL IMODULE I(PCMoTECM) :'i,l,llouu riI
\T,T]KDT4
WHT/NEDBLKAVHT
1
T
t
WHI/FED
IT GFN
c130Oermlnals1n0)
vtEw 52
')------------6;ffii----F'di---:-- ----Ttgy.:!-
{ Strff' .'Sffi"? .uoFo?,* | su #33nno' ruo'ffiJ,. srouno i6is-*' #;,"1"-* ' canistqvent sotenoid l":iiEt$'[i,
i ffii$J' *H*"n' i :3Hl'5'* varvaclntror,llg'r+,.'
I . -__-,__-SJECM)fL------ Prloro a6
t
UNDER.DASHFUSE/RELAYBOXPHOTA 58
BLKAVHT
1I'j
c101
vtEw 2a
_{
rn+5-m
. c115, Oermlnals,'t-71
I vtEw 38
c401
c568
VIEW 4
ALKAVHT
BLKAVHT
,l
See Pow€rDistribution,page 10.5.
EVAPORATIVEEMtSStON(EVAP) PURGECONTROLSOLENOIDVALVE
EVAPORA. 'TIVEEMtSStON '
(EVAP) :BYPASS iSOLENOID ,VALVEEvaponn- 2
TIVEEMtSStON(EVAP)CONTROLCANISTERVENT SHUTVALVEPHATO 39
c125
BLU
1
BFN/BLK
'97 model:Calilornia Coupe,Calilornia Sedan LX'98 modei: all
c568
c401
c131
vlEw 59
Ses GrourdDisMbdion,pag€ 14-1.
NEO/YELBLKNVHT
D13A5
FED,^VEL
A15
LT GFNAIVHTT1
G101PHO|Q 33M8
BIK/YEL
r+l
23-9

I -.. t
iecnuaruerirt Rererence rp iiftii* l"*o, $'n"o.
t
.i sensor Input voltaqe sensor input inpul input inp"r II TEGFL' rvca?r Opsl rFirir.rxt rECn i,ari tL------- _______.J
PGM-FI (All '99-'00 Models except D16Y5 with M/T and D16B5) (cont,d)
- D16Y5 Engine
BLK
c131PHOTOssvtEW 59
ENGINECOOLANTTEMPER.ATURE(ECr)SENSORPBO|A 32
c130Oerminals 18-20)
vtEW 52
YEUALU
20
YEUALU
YEUALU
YEUBLU
1
YEUBLU
ALU
LT GFN
EXHAUST GASRECIRCULATION(EGR) VALVELIFT SENSORPHO|O 36
TEMPER.
tllfrtr'l
I J tffiT,.:'
""",:I
1r:{
Slt or
lr;: H
H#*iiff''I
fi[ffi,''""."'.1
"_
[;,l;,+. N
:{I
c1t5(ferminals 8-14)
vtEw38
n"","*[
"raI
r -,^^:.I POWERTRAIN| "ji""il, I corrnor
lu'"t !H"3fii:'L __ J V|EW 7a
24-6

@----t UNDER.
I t FUSE 2s I p.4:!
| ) Iff" ses Power | ;"Eiii
I l------+ 3l'i:?'J:" tF,%.,L--*----il--l-J -
'o Y F;%.YELI v/Ew 55
f
--- - - - - - - - - - -;f '-iminats tz'zo1
I c+ lv'rwto
Y r--'1r-:-----'l GAUGE
see Power ! f* l"?i*,".. ! f,s";"ty"ttDisiribution, I , | vtEwTlpass10'6
i @$eFH,t* i
! T16r I
see see !y'c see I I
-ruil |See Startrnq ComDressor Charorno L--V---J----JFans System Conliols Syste-m - C5 y
I I I I
"".11-lro,..
| | | | o"no"n!f[?iSuo
GUN
I
BLUVHT
I
BLKnEo
I
GRNFED
f sVC131
*o I o, .1. o', ,l o.o .l
o"*o*l i[?1o"*
,r---U,a"i---strF-*-*"r"tr8*i-#%,.----;w;,---lneffi [it^'" tan control control ciutch reiay control Input | (pCM) -._ | puoroear AJc Atternaror Atternator l. iir*.i VSS rsquest FR controt I
i '[g3l i"R8!, ",gl,1o "'11'%, IrL------ --------Jc23 ll, l27Y "ur "rX
tlllBtUw}rI
I
BLU,FEo
I
w8r RED I wxr onr I
IIIIYYYY
See Vehicle See A,/C -'-dSpeedSensor Compressor(vss) contiot 3i:,""I"'n'"n
(cont'd)
25-5
I

85'[ru*,, 'l*u,*
wiz-"ln*"
-a
I
le
.il
c131
vtEW 59
----sgr
c410
vlEw 35
LT GFN
12
LT GFN
-----1 A/T GOrr
GAUGE ASSEMBLYPHOTO 6/vlEw 71
I Posttlon
i Indlcator
I
I
I
I
I
I
IJ
14
\
I
I
II
A
I
I
I
I\
\
1
I
,
I
I
I
I
t
t
\
\
a)
S€e A,/TGearPositionIndicator
c4t0
vlEvl 35
'96 D16Y8 enqine: All Coupes'97 016Y7 engine: Calilornia Coupe,California Sedan LX'97 D16Yg engine: AllCoupes,California Sedan'98 model: All
'96 D16Y8 enqrne: All exceot CouDes'97 D16Y7 en6tne: All except CaliiorniaCoupe and Caftfornia Sedan LX'97 Dl6Y8 enginei All except Coupesand California Sedan
See A/TGearPositionlndicator
*"r I
-
----s+----+="1--'-scFN/AlU ll GRNryEL ll vEwar_----F----*-r nr cenn| | | POSITION| ; swlrcHt I oTo78
I
see cruise control I
{GBN/RED N'---1;'
'--T-)tn
39-3

A/T Controls (All GX and All '99-'00 Models except CVI)
a
i-l-;;;
-rffi;----t
H*B'""i
! l r*-* i iflsln- :eepower ii|iii '
L_l____ _-i"utuiF#'i8 Y 93-s_1 SY C3s2 :""'".u I i,i?lol *"'o"n I iffl,1of
ll see eower ll wxrcnl - see power :
@
c131
vlEw 59
See GroundDistribulion,page 14-5. 1
["*
t*,t*;,,
;ffi i-
iilnirir,
Distribution,page 10-5.
,D5
, ry8 SOr)I Power source
BLI(YEL
il
10
WHT/BLU
821
(VBU)
Banery input
Servicecheck Vehicls Linear sol€noidconneclor speednput
' for solenoid valve ; \
Lock-up controlsolenoid valve (valve control circuitShift lock \
c'124
a
inpulinput
{8KSW)Brake switchInput
Shilt control solenoidvalve control
:::l
",:::[""::
. | .ir:Til**'
''lizll:l,,' i*'";l'-.----.'
O rr<( !!e"A65,
""il
SERVICE CHECKCONNECTOR
c12A
LTGRN/
I
SH IFTCONTROLSOLENOIDVALVES
LOCK.UPCONTROLSOLENOIDVALVESL__l+: G402a
il*-
except GX
See Powerr?F.| BRAKE SWTTCH
| | Closed with brake
| 1-I | !;€ja oeo'"""o
39-8