1999 HONDA CIVIC engine fan

-25. CW Transmission Solenoid
- Gray- Lower front of transmission- On engine wire harness
1
2 GRNAVHT (H LC LS +)
3 BLUAVHT (SH LS +)
4 YEL (SC LS +)
5
6
7
8
GRN/BLK (SOL IN H)
PNK/BLK (HLC LS _)
GRN|VEL (SH LS -)
PNK/BLU (SC LS _)
26. Interlock Control Unit
- Gray- Behind left side oJ dash, right of steering column- On main wire harness
1
7
2
3
4
WHT/BLU (Key interlocksolenoid control)
YEL (lgnition input)
YEUBLK (Shift locksolenoid control)
BLK (G401)
WHT (Key
interlock switch input)
BLKBLU (Park lnput)
WHT/RED (Shinlock circuit control)
WHI/BLK(Park pln switch input)
6
7
27. C352
- Gray- On bottom of under-hood {use/relay box- On main wire harness
1
789
I
1
2
3
4
GRN (Fans)
BLUAVHT (fuC
compressor controlS)
WHT/BLK(Hazard warning lights)
WHT/BLK (Fuse 42)
BLKRED (A/Ccompressor clutchrelay control)
BLK,/YEL (Fuse 17)
WHT/GRN (Fuse 52)
WHT (Fuse 48)
6
7
8
I
28. C101
- Gtay- Left rear of engine compartment- Connecls engine wire harness to main wire harness
1 l\,4ale - BLK/YELFemale - BLK,ryVHT(Fuse 15)
2 BLK (G101)
3 YEURED (Oilpressure indicator light)
4 *1/*4: BRN/BLK (G101)
5 YEUBLK (PGI\4,FD
6 WHT/BLU(Charging system)
7 YEL/GRN (Gauges)
I *1: BLU (lgnition
sYstem)
9 Male - BLK VHTFemale - BLKRED(Slarting system)
10 *2: BLKryEL(lgnition system)*3: Male - BLK/YELFemale - RED(lgnition system)
*1= 96-'98 models: All'99: D16Y5 with M,iT*2= '96-'97 models: All'98-'99 modelsr GX*3= '96-'98 models: All except GX*4=: '98''00 Models: GX
202-7

-50. c421
- Green- On rear of under-dash fuse/relay box- On main wire harness
I
l RED/YEL(Headlight switch)
2 BLIVBLU (ABS)
3 RED/GRN(Headlight switch)
4 GFIN/BLK(Front wiper/washer)
5 FED/BLU(Headlight swrtch)
6 WHT/BLU(Charging systern)
7
9 REDAVHT(Headlight switch)
10 GRN/YEL (Turn signaland hazard lights)
11
12 USA: BLKAVHT(Charging system)
13 BLKryVHT (Fuse 15)
14 GRN/RED (Brake
indicator system light)
16 GRN/RED (Turn signaland hazard lights)
17 BED/BLK(Headlight switch)
18 RED/BLK(Headlight switch)
52. C130
- Brown- Below right side ot dash panel- Engine wire harness junction connector
T---------"1
1 8RN/BLK (G101)
2 BRN/BLK (G101)
3 BRN/BLK (G101)
4 BRN/BLK (G101)
5 BRN/BLK (G101)
6 BRN/BLK (G101)
7 BRN/BLK (G101)
I BRN/BLK (G101)
9 BRN/BLK (G101)
10 BBN/BLK (G101)
L---------J
Terminals grouped together areconnected by the sarre bus bar.
*1= 96- 98 models: All except D16Y5'99-'00 models: D1685*2= 96-98 models: D16Y5/D1685'99- 00r All except D1685
11 BLUMHT (VSS)
12 BLU,ryVHT (VSS)
13 BLU,^/VHT (VSS)L_-_____--Jr---------'1
14 YEL/BLK (PGl\4-Fl)
15 YEL/BLK (PGr\4'Fr)
16 YEUBLK (PGI\4,FI)
17 YEUBLK (PGr\4,Fr)L______---JT----------118 *1: GRN (Fans)*2: YEUBLU (PGM-Fl)
19 *1: GRN (Fans).2: YEUBLU (PGM-Fl)
20 *1: GRN (Fans).2: YEUBLU (PGM-Fl)_______--J
51. SRS Unit
- Yellow- Below center oJ dash- On SRS marn wire harness
1 GFY (1) or GRN(Drivefs nflator)
2
3 GRY (17) or GRN(lgn tion input)
6 GRY (21) or GRN(SRS indicalor control)
7 GRY (18) or GRN(lgnition nput)
8 GBY (14) or GRN (MES)
9 GBY (13) of GRN(Service checkconnector input)
10 GRY (4) or GRN(Frt. pass. inflato4
11
13 GBY (2) or GRN(Drivefs nflator)
14 GBY (5) or GRN(Frt. pass. inflator)
15 GRY (3) or GRN(DLC input/output)
16 GRY (19) or GRN(G801)
17 GRY (20) or GRN(G801)
1B GRY (6) or GRN (MES)
13678
10Il12131415't7't8
53. C420
- Green- On rear of under-dash fuse/relay box- On main wire harness
1 Canadar RED/BLU(Headlights)
2
3 8LK (G401)
5 WHT/GRN(Rear window defogger)
6 WHT/BLU(Power windows)
7
8 YEL/GRN (PGM-FD
I BLK//EL (Fuse 17)
1O BLUAVHT (PGM,FI)
1 1 BLUMHT (PGI,4-FI)
14
16 Canada: BLKAVHT(Headlights)
18 A/Tr WHT/GRN(lnterlock system)
19
20 WHT/RED(Ceiling light)
202-15

Connector Views (cont'd)
59. Cl31
- Green- Behind right kick panel- Connects main wire harness to engine wire harness
'96.'98 D16Y5,'99-'00 D16Y5 with M/T:
1 '98-'00 models: LT GRN(PGl\4-Fl)
2'991001Male'LT GRNMHTFemale (Not used)A/Tr RED/BLK(A/T controls)
3 '98r00 models:YEL/BLU(PGrV-Fr)
4 A/T: LT GRN (PGl\.4-Fl)
lVl/T: RED (PGi.4-Fl)
5 '97 models with l\4/T:Male - RED/GRNFemale - WHT/BED(PGl\,4-Fl)
A/T: WHT/RED(lnterlock)
6 GRN (Fans)
7 BLU/RED (A/T
compressor controls)
I GFN/OnN (PGl\4-Fl)
I BRN (PGr\,4-Fr)
10 WHT/BLU (PGM-Fl)
11 '98-'00 models: BLU(PGir-Fr)
12 A,/T: WHT/RED (PG|VI-FD
13 A/T: RED/GRN(A/T controls)M/T: GRN/BLK(PGr\,1-Fr)
14 A/T: PNK (PGM-FDM/T; GRN/BLK(Back-up lights)
15 A/T: GRY (PGl\,l-Fl)
l\,4,rT: Male - YEUREDFemale YEL(Back-up lights)
16 USA GRN/RED(Charging)
17 GRN,ryVHT (PGM FD
18 BLUAVHT (Vehicle
speeo senso4
19 BLK/RED (A,IT
compressor controls)
20 GRN/YEL (PGM-FD
21 N,4ale - BLU/YELFemale - LT BLU(PGM-Fr)
22 Male - BLU/WHTFemale BLU/ORN(PGt4,Ft)
202-18
'96.'98 016Y7:
1 *1: LT GRN (PGM-F|)
2 *2: GRN/BLK(A/T controls)
3 *2: WHT (A/T controls)'98 models:[rale - WHT/REDFemale- (Not used)
4 A/Ti LT GRN(A/T controls)
5 *1i YEL/BLU (PGM-Fl)*2: WHT/RED(lnterlock)
6 GRN (Fans)
7 BLU/RED (A/C
compressor controls)
I GRN/ORN (PGlvl-Fl)
9 BRN (PGT,I-FD
10 WHT/BLU (PGM-Fl)
11 *1r BLU (PGL4-F|)
'96-'98 016Y8:
1 *3: LT GRN (PGlvl'Fl)
2 lvlale - GRNIVHTFemale - GRN/BLK(PGr\.4,F1)
3 WHT/RED (PGl\,4-F0
4 A"rT: LT GHN(A/T controls)
5 *3: YEUBLU (PGM-Fl)
6 GRN (Fans)
7 BLU/RED (A/T
compressor controls)
8 GRN/ORN (PGr\4'F|)
9 BRN (PG|\4-F|)
10 WHT/BLU (PG[,4-Fr)
11 *3: BLU (PG[.4-F|)
12 BLK,ryVHT (PGl\4-Fl)
13 *3r GBN/BLK (PGM-Fl)
14 A/T: YEL (A,rT controls)M/T: GRN/BLK(Back-up lights)
13 *1i GFN/BLK (PGl\4'Fl)*2: BLU (A/T controls)
14 A/Ti YEL (A/T conlrols)M/T: GRN/BLK(Back-up lights)
15 A/Ti Male - GRNFemale - PNK(A/T conkols)lvl/tT: Male - YEL/REDFemale - YEL(Back up lights)
16 USA: GRN/BED(Charging)
17 GRN,^/VHT (PGIVI.FD
18 BLU,ryVHT(Vehicle speed sensor)
19 BLI(RED (A/C
compressor controls)
20 GRN/YEL (PGM-Fr)
21 ftIale BLUffELFemale - LT BLU(PGM,Fl)
22 Male - ELUMHTFemale - BLU/ORN(PGrvl,Fr)
15 A/Tr l\,4ale - GRNFemale - PNK(A/T controls)lVl/T: [/ale YEUBEDFemale - YEL(Back'up lights)
16 USA: GRN/RED(Charglng)
17 GRN,ryVHT (PG[r-Fl)
18 BLUAVHT(Vehicle speed senso4
19 BLK/RED (A/T
compressor controls)
20 GRN/YEL (PG[' Fl)
21 Male - BLU//ELFemale - LT BLU(PGr,1-FD
22 l\,4ale - BLUMHTFernale BLU/ORN(PGt
-Ft)
*1 = '97 models: California coupes, Californla sedan LX'98 modelsi all models*2 = '96 models: all A,rT'97 modelsr all A"lT except Coupe DX*3 = '96 models: allcoupes'97 models: all coupes, California Sedans'98 models: all models

Connector Views (cont'd)
70. PCM or ECM (All '96-'98 Models except D1685; '99-'00 D16Y5 MfO
Note: For all other models, see page 202-28.
- Below right tront footrest
Connector A
- Gray- On engine wire harness
12346I91011
12131415't617'182021222324
25262?2829303'r32
1 YEL (rNJ4)
2 BLU (rNJ3)
3 RED (rNJ2)
4 BRN (NJ1)
5 BLI(WHT (SO2SHTC)
6 BL(WHT (PO2SHTC)
7 D16Ys with M/TlPNK (E-EGR)
CWi RED (ESOL)
8 D16Y5/016Y8:GRN/rEL (wS)
9 BRNiBLK (LG1)
10 BLK (PGl)
11 YEUBLK (lGPl)
12 D16Y5/016Y8
BLI(BLU 0ACV)13 11: ORN {IACV N)
14 11r BLKBLU (IACV P)
15 RED/yEL (PCS)
16 GRNffEL (FLB)
17 BLI(FED (ACC)
18 GRN/ORN (MrL)
19 USA: WHT/GRN (ALTC)
20 YEUGnN (CM)
22 BRN/BLK (LG2)
23 BLK (PG2)
24 YEUBLK (tGP2)
2s CW: WHT/REO (VBEF)
27 USA| GRN (FANC)
28 .2r BLU (2WBS)
29 .2r LT GRNAVHT (VSV)
30 with shift-up indicator:WHT/RED (Shift-upindjcator control)CW; WHTiRED (SLU)
*1 = D16Y5/D16Y8: A"/TD16Y7: All
202-26
Connector B (A/T only - except CW)
- Gray- On engine wire harness
I wHT (LS -)
2 RED (LS +)
3 BLU/YEL (SHA)
4 GRNi BLK (LC B)
s YEL (LC A)
8 PNK (ATP D3)
9_
10 _
11 GRN,4 HT (SHB)
12 WHT/RED (SLU)
13 GRN/BLK (D4 rND)
14 WHT (NM SG)
1s RED (NM)
16 WHT (ATP R)
17 BLU (ATP 2)
18 -
19 -
22 GRN (NC SG)
23 BLU (NC)
24 YEL (ATP D4)
25 LT GRN (ATP NP)

Connector Views (conrd)
70. PCM or ECM (D1685, All '99-'00 Models except Dl6Y5 Mff)
Note: For all other models, see page 202-26.
- Below right tront footrest
Connector A
- Gray- On main wire harness ('99100 except 01685)- On engine wire harness (D1685)
246789t011
't21314t516'17'18192021222324
2526272a29303132
1 *1: BLUAVHT(srs cHrL)
2 *1: GRNffEL [rFO)3 -1I BLU/RED (FWARN)14: BLU {2WBS)4 *1:ORN (F METER).ar LT GRN/WHT (VSV)
5 *2: BLU/GFN (CRS)
6 .4r RED/YEL (PCS)
7 CVT: YEL iATP D)
I BLI(WHT (SO2S HTC)
9 CW: LT GRN (ATP DN)
10 BRN (SCS)
14 13: GRN/BLK (D4|ND)
16 GRN/yEL (FLR)
'1 = D16B5"2 = D 16Y7/D 1 6Y8 with A"/Ta3 = A,/T except CW*4 = Except D1685
17 BU(RED (ACC)
18 GRN/ORN (Mrr)
19 .4: BLU (NEP)
20 GRN (FANC)
21 *1: LT BLU (K-LINE).4: BLU/YEL (K-LINE)
22 *1: BLU/YEL (PFO)CVT: ALU (ATP L)
23 WHT/RED (SHO2S)
24 *1 : BLU/ORN (STS)*4: BLU/^,iVHT (STS)
26 GRN (PSPSW)
27 BLU/BED (ACS)
28 A"/T: WHT/RED
29 *4: LT GRN (PTANK)
30 GRNiRED (EL)
32 GRNAVHT (BKSW)
202-28
Connector B
- Gray- On engine wire harness
I YEUBLK (IGP1)
2 BLK (PG1)
3 RED (rNJ2)
4 BLU (rNJ3)
5 YEL (NJ4)
6 i4: BL(BLU (IACVP)
7 D1685: PNK (E-EGR)
CW: RED (ESOL)
8 'l: WHT (LS-)
CVT: PNIVBLK(HLC LSI\,!)
9 YEUBLK (IGP2)
1o BLK (PG2)
11 BRN (NJ1)
12 '2: GRN/YEL (VTS)
13 YEUGRN (CM)
14 01685: LT GRN(NJ MOD)
15 .4r ORN (IACV N)
16 _
17 .1r RED (LS+)
CW: GRN/WHT(HLC LSP)
18 CW: PNKBLK(sc LsM)
19
20 BRN/BLK (LGl)
21 WHT/BLU (VBU)
22 BRN/BLK (LG2)
23 r3: BL(BLU (IACV)
25 CW: YEL (SCLSP)
a1 = A"fT except CVTa2 = Except 016Y7'3 = M,/T except D16Y714 = A/T, All D16Y7

Connector ldentification and Wire Harness Routing
Connector
or
Terminal
Number of
Cavities/
Color
LocationConnects toNotes
Starter Cables
T1
r2
Right side of engine compartment
Right side of engine
Under-hood luse/relay box
Staner motor
t+lBatteryBattery positive terminal
Battery Ground Cable
Right front shock towerBody ground, via battery ground
cable
oBatteryBattery negative terminal
Engine Ground Cable A
t!tLeft end of enginePower steering pump bracket
Too left side ot bulkheadBody ground, via engine ground
cable A
Engine Ground Cable B
T4Bight side of engine compartmentTransmission
(ritRight side of front frameBody ground, via engine ground
Under-hood ABS Fuse/Relay Box Wire Harness
tcRight side of engine compartmentUnder-hood ABS fuse/relay box
oBatteryBattery positive terminal
A,/C Wire Harness
c209
wtJl/,\-7Ee
c754
4-GRY
1.GRY
2-GRY
2-GRY
Lefl front of engine compartment
Left front of engine compartment
Lefl front of engine compartment
Left tront of engine compartment
Engine compartment wire harness
A,/C compressor clutch
Condenser fan motor
A,/C pressure switch
G751Left front of engine compartmentBody ground, via A,/C wireharness

Connector ldentification and Wire Harness Routino
Connector
or
Terminal
Number of
Cavities/
Color
LocatlonConnects toNotes
Engine Compartment Wire Harness
c201
c202
c202
UZUJ
c204
c205
c206
c207
c208
c209
c210
c210
c212
c213
c214
c215
1O-BLU
6.GRY
2.GRY
4-GRY
2-GRN
2-BRN/VVHT
3-GRY
1.BRN
q-u11 r
2.GRY
1-BLU
or BLK
2-GRY
3-BLK
3-GRY
8.GRY
2-GRY
Lefl side of engine compartment
Left side of engine compartment
Left side ol engine compartment
Left side of engine compartment
Behrnd front bumper
Behind front bumper
Left side of engine compartment
Behind front bumper
Left side of engine compartment
Left front of engine compartment
Behind front bumoer
Behind front bumoer
Right front of engine compartment
Right side ot engine compartment
Right side of engine compartmont
Right side of engine compartment
Behind front bumoer
Main wire harness
Main wire harness
Main wire harness
Cruise control actuator
Windshield washer motor
Rear window washer motor
Left front turn signal/parking light
Front tog light
Left headlight
A,/C wire harness
Horn
Horn
Radiator fan motor
Right headlight
Right tront turn signal/parking light
Main wire harness
Washer level switch
'1
"1
Optional
'96-'97
models'98-'00
models
Canada'99r00
models
G201
G202
Right side of engine compartment
Left side ot engine compartment
Body ground, via enginecompartment wire harness
Body ground, via engine
comDartment wire harness
'1 : With cruise control'2: Without cruise control
203-16