1997 HONDA CIVIC Fuel

103. Below Center of Rear Seat106. Inside of Left Rear Wheel (Right Similar)
104. Left Front Corner of Fuel Tank ('96-'98)107. Underside of Roof
105. lnside of Left Front Wheel (Right Similar)108. Left Underside of Hatch Lid
\
201-17

145. Left Side of Trunk (GX)
Gomponent Location
\148. Below Right Side of Center Console
146. Behind Back Seat (GX)
FUEL TANK PRESSURESENSOR AND FUEL TANKTEMPERATURE SENSOR(rNSrDE)
149. Underside of Vehicle, Left Rear of Engine (Si)
l47.Behind Left Side of Back Seat (GX)150. Right Front of Engine (Si)
201-24

-17. Mode Control Motor
- Green- Behind dash, right of steering column- On heater sub-harness-A
1 BLK,TYEL (lgnition input)
2 YEUBLU (Detrost input)
3 YEL (H/DEF input)
4 BLUA/VHT (Heat input)
5 GRN/YEL (BI-LEV input)
YEURED (Vent input)'96.98: BLK (G402)'99-'00r BRNAVHT
{Motor ground input)
6
7
18. PGM-FI Main Relay
- Brown- Behind right side o{ dash- On main wire harness
'l
4
1 GRN/YEL(Fuel pump control)
2 BLUAVHT (Fuse 31)
3 BLK (G101)
*1: YEUGRN(Fuel pump output)*2: WHT/RED(Fuel supply control)
YEUGRN (Fuse 13)
YEUBLK (Power output)
WHT/BLK (Fuse 44)
6
7
*1= All except Dl685*2= D16Bs
19. Cl23 (D16Y5 M/T)
2
3
BLI(WHT
{Heater control)
BLK (Heater ground)
GRN/BLK(Sensor ground)
- cray- Right tront o{ engine- Connects engine wire harness to primary
HO2S pigtail
5
6
7
8
WHT (Hgater control)
WHT (Sensor input)
BLK (Sensor input)
RED (Sensor ground)
20. c136
- Gray- Left rear of engine compartment- Connects engine wire harness to main wire harness
'96198 D't6Y5:
1 Male - BLUAVHTFemale - BLU|/EL(A"/T controls)
2 GRN,^WHT (A,/T controls)
3 YEL (A/T controls)
4 GRN/YEL (A/T controls)
5 PN(BLK (fff gs6lrq;s;
6 PNI(BLU (A/T controls)
7 GRN/BLK (Ar/T controls)
8 RED/BLU (A/T controls)
9 WHT (A/T controls)
'96198 D16Y7/D16Y8:
GRN/BLK (A/T controls)
WHT/RED(lnterlock system)
10 WHT/RED (A"/T controls)
11 '98 models: GRN/BLK(PGr,4-Fr)
12 GRN (A/T controls)
13 l\4ale - REDMHTFemale - RED/BLU(4,/T controls)
14 N4ale - BLIVWHTFemale - ORN/BLU(A/T controls)
5 WHT (A/T controls)
6 BLU (Antf se11re;s;
7
A

01685:
3
1
2
3
4
5
6
7
8
BRN (PGM-FD
RED (PGIV-FD
BLU (PGI\4-FD
YEL (PGI,4,F|)
l\4ale - GFNFemale - WHT/RED(PGM-FD
GRN/BLK (A'tl gs6trels;
BLU (A/T controls)
wHT (A/I controls)
202-5

-32. Hazard Warning Switch
- Gray- Center ol dash- On dashboard wire harness
l GRN/RED(Left turn signalindicator light output)
2 GRN/YEL(Right turn signalindicator light output)
3 GRN/ORN
Ourn signal/hazardrelay control)
4
5 YEL/BLK (lgnition input)
6 WHT/BLK (Battery inpul)
7
8 RED/BLK (Dash andconsole lights)g RED (Dash andconsole lights)
1O GRNAVHT(Turn signal/hazardrelay power)
34. C351
- Gray- On bottom of under-hood fuse/relay box- On main wire harness
14
67I I9 I1011
2 WHT/BLU(Power windows)
3 WHT/GRN(Rear window defogger)
4 BLK (G402)
5 WHT/FED (Fuse 54)
6 WHT/RED (Fuse 43)
7 WHT/BLK (PGM-Fl)
8 WHT/BLU (Fuse 47)
I WHT/GRN (Fuse 51)
10 _
11 BLUAVHT(Blower controls)
33,
Without Oelogger:
1
2 *1: BLK,|YEL*2r BLKBLU(lgnition input)
3 YEURED (Common)
4 BLK (G551)
5 8LU,ryVHT(Left up/down control)
With Delogger:
1 BLIVBLU (lgnition input)
2 BLK (G551)
3 BLIVBLU (lgnition inPut)
4 YEURED (Common)
6 ORNMHT(Detogger control)
'96198 models, '98-'00 GX'99 00 models except GX
Power Mirror Switch
- Green or White or Gray- Left of steering column- On floor wire harness
6 BLU/BLK(Left left/right control)
8 YEUBLK(Right left/right control)
9 GRNAVHT(Right up/down control)
10
7 BLU/BLK(Lett left/right control)
8 GRNMHT(Right up/down control)
9 BLU/WHT(Lett up/down control)
1O YEL/BLK(Right left/right connol)
I
-
202-9
35. C41o (A/T)
- Gray- lilounted to top of underdash {use/relay box- Connects main wire harness and dashboard
wtre narness
2
3 GX: BLU/GRN
{Low fuel indicator)
4 GX: ORN/BLU(Fuelgauge)
5 WHT (A/T gearposition indicator)
6 RED (A,/T controls)
7 BLI(BLU (A,rT controls)
8 All except CVT:BRN (AiT gearposition indicator)
I BLU (Aft gearposition indicator)
10 GRN (A/I gearposition indicator)
11 D16Y7/D16Y8:Male - GRN/BLKFemale YEL(A/T conkols)D1685/D16Y5:GRN/BLK(M controls)
12 LT GRN (A/T controls)

Gonnector Views (conrd)
46. C503
B
9
*1: GBN/ORN(Power door locks)*1r BLU|/EL(Power door locks)
GRN/RED (Brake
system indicator light)*1r LT GRN(Power door locks)*3: GRN/YEL (Lowfuel indicator light)
BLU/BLK (lndicators)*3: BLU/YEL(Stereo sound system)*3: YEUBLK (Gauges)*3: GRY/WHT(Stereo sound system)
10 *1: GRNAVHT(Power door locks)*2: BL(BLU(Power mirfors)
11 *3: BRNMHT(Stereo sound system)
12 *3: RED/YEL(Stereo sound system)
13 GRY/BLK(Stereo sound system)
14 BLU(Stereo sound system)
15 BRN/BLK(Stereo sound system)
16 RED/GBN(Stereo sound system)
- Blue- lvlounted to side of under-dash fuse/relay box- Connects floor wire harness to dashboardwtre narness
1
2
3
5
6
7
*1= '96-'98 models*2: '99-'00 models*3= All except GX models
48. Data Link Connector (DLC)
- Gray- Below left side of dash, above kick panel- On main wire harness
4
6 LT BLU (SRS)
7
8 WHT/BED(Battery input)
9
10
12 BLK (G401)
13 BLK (G401)
14
15 BLU/YEL(DLC inpuVoutput)
47. C551
- Green- On rear of under-dash tuse/relay box- On floor wire harness
1 BED/GRN (Brake
system indicator light)
2
4 BLI(BLU(Rear window defogger)
5 GBN/RED (Brake
system indicator llght)
6 *1: WHT/RED(Trunk light)
7
8 Hatchback: GBN(Rear wiper/washer)
9
10
11 GRN/YEL(Turn signal andhazard warning lights)
13 RED/BLK(Headlight switch)
14
15 GRN/RED(Turn signal andhazard warning lights)
202-14
*1= Allexcept GX models
49. C419
- Green- On rear of under-dash fuse/relay box- On main wire harness
1 '98''00 models: RED(lgnition system)
2 WHT/RED (Fuse s4)
3 Canada: WHT (Fuse 48)
4 BLI(RED(Starting system)
5 WHT (Fuse 48)
6 WHT/RED (Fuse 43)
7 1*: WHT(Security system)
I *2: BLK,TYEL
{Power door locks)
I Canada: YEL/BLK(Headlights)
1O YEURED(Back up lights)
11
13 WHT/GRN (Fuse 51)
14 '96-'98 CVT: BLKWHT(A/T controls)
15 Canada: GRN/RED(Headlights)
16 A/Ti YEL (lnterlock
system)
17 RED/BLK(Headlight switch)
18 Canada: RED/GRN(Headlights)
"1 = USA: LX, EX, HX, DX-V SiCanada: EX, Si12 = '99100 USA: LX, EX, HX, DX-V Si

Dt685:
1 RED (PG[,1-F0
2 BRN (PGM,F|)
3 Male BLU/BLKFemale - BLUMHT(Starting system)
4 lrale ORN/8LUFemale ORN(Fuelgauge)
5 LT GRN (PGM-FD
6 GRN (Fans)
7 BLU/RED (r,/C
compressor controls)
8 GRN/ORN (PGM-Fr)
9 BRN (PGM-FD
1O WHT/BLU (PGM.FO
11 BLU (PGM-F|)
12 YEL (PGM-FI)
13 WHT/BED(lnterlock system)
14
15 l\.4ale - BLU/GRNFemale - BLU/RED(Low fuel indicator)
16 GRN/RED(Charging system)
17 GRNA/VHT (PGl\.4 FD
18 BLUAVHT(Vehicle speed sensor)
19 BLTVRED (r,/C
compressor controls)
20 GBN/YEL (PGr\.4-FD
21 N4ale - BLU/YELFemale - LT BLU(PG r\,,r- Fr)
22 l\4ale BLU&VHTFemale - BLU/ORN(PGr,4-Fr)
\
)
'99-'00 Models exceot D16Y5 with M/T and D1685:
1 D16Y5/D16Y7:BLI(WHT (PGM.FI)
2 D16Ys/D16Y7:wHr/RED (PGt\4-Ft)
3 A,rT: WHT (4,/T controls)
4 *1: LT GRN(A/T controls)
6 M/T: Male - YEUREDFemale - YEL(Back up lights)
7 GRN (Fans)
8 GRN/8LK (PG[,4-Fr)
9 USA: GRN (PGf.4 Fl)
1O WHT/BLU (PGM-FD
13 *1: BLU (A/T conkols)
14 *1: YEL*2: GRN/BLK(A/T controls)
15 *1: Male GRNFemale - PNK(A/T controls)*2: Male - GRNFemale - LT GRN/RED(A,fT conkols)
18 M/T: GRN/BLK(Back up lights)
19 BLUMHT(Vehicle speed sensor)
20 YEUBLU (PGI\4-FD
21 RED/YEL (PGt\,'l,FD
22 BRN/BLK (G101)
*1 = A/T except CVT
202-19

Connector Views (conrd)
71. Gauge Assembly
- Left side of dash
Connector A (A/T only)
- Green- On dashboard wire harness
1 YEL (lgnition input)
2 RED/BLK (Headlight
switch ON input)
3 RED(Dash light brightnesscontroller input)
4 BLU (L or 2indicator control)
6 D16Y7/D16Y8:BRN (Not used)
8 BLK (G401)
Connector B
- Blue- On dashboard wire harness
2 BLK (G401)
3 BLU/BLK (Trunk openindicator light control)
4 GRN/YEL (Hazard
warning switch input)
5 GRN/RED(Brake system indicatorlight control)
6 RED/BLU (Seat beltindicator light control)
7 '96-'97 model: BLU,ryEL(not used)
8 Except GX: GRN/YELGX: 8LU/GRN(Low fuel indicator lightcontrol)
9 D16Y7/D16Y8: YEL01685/016Y5:GRN/BLK(D4 or D indicatorcontrol)
10 GRN (03 or Sindicator control)
11 RED(N indicator control)
12 WHT(F indicator control)
13 BLI(BLU(P indicator control)
14 LT GBN(Park/neutral output)
10 Except GX: YEUBLKcX: ORN/BLU(Fuel gauge controlinput)
11 BLUAVHT(Vehicle speed sensor(VSS) input)
12 YEUGRN (Engine
coolant temperaturesending unit input)
14
15 BLI(IVHT(lgnition input)
16 WHT/BLU(Charging systemindicator light control)
202-30
Connector C
- Blue- On dashboard wire harness
1 *: YEL (lgnition input)
2 *: PNK (Washer lluidlevel input)
3 YEUBED(Low oil pressureindicator light control)
4 YEL (lgnition input)
5 GRN/ORN (Malfunctionindicator light control)
6 RED/GRN
{Lights on Hl input)
7 GBN/RED (Hazardwarning switch input)
*= '99-'00: All except CVT
Connector D
- Orange- On dashboard wire harness
BLU/RED (ABS
indicator light control)
8 BLU(Engine speed input)
10
12 FED(Dash light brightnesscontroller input)
13 RED/BLK (Headlightswitch ON input)
I
2
3
4
5
BLK (G401)
YEL (lgnition input)

Connector ldentification and Wire Harness Routing
Connector
or
Terminal
Number ot
Cavities/
Golor
LocationConnects toNotes
Engine Wire Harness (Dl6Y5, D16Y8 engines): '96-98 models and '99;00 D16Y5 dM/T
c101
c102
c 103
c104
Q104
c105
c106
c107
cl 08
cl09
cl10
c1l1
cl'12
c113
c114
c'115
c116
c'117
c 118
c119
c120
c121
c122
c123
c123
c124
Q124
c125
c 126
c127
c128
c129
c130
c131
cl32
c 134
c135
c136
c137
c138
c139
c'140
c141
c142
c143
c144
c'|44
c145
c146
c147
1O-GRY
3.GRY
1-CLR
4-GRN
3-N/A
2-BLK
2-BLK
2-BLK
2-BLK
3-GRY
3-GRY
3-GRY
2.BLK
2.GRY
2-BLK
14-BLU
14-GRY
3.GRY
2-BLK
2-GRY
1O-GRY
1.BLK
2.GRY
4-GRY
8-GRY
2-GRY
2.GRY
4-GRY
2.BLK
2.BLK
2-GRY
1.BLK
2O.BRN
22.GRN
32.GRY
25.GRY
31-BLU
16.GRY
14-GRY
8.GRY
2-GFIY
2.GRY
1-GRY
2-GRY
2-BLK
2-GRY
2.BLK
3-GRY
6-GRY
2.BLK
8-GRY
2-BLK
Left side of engine compartment
Left side of engine
Middle of engineI att .i.la ^f an^i^6
Left side ot engine
Middle of engine
Middle of engine
Middle of engine
Middle of engine
Middle of engine
[,liddle of engine
Middle ot engine
Middle ot engine
Middle of engine
Middle of engine
Middle of engine
l\,liddle of engine
Right side of engine compartment
Right side of engine compartment
Middle ot engine
Middle of engine
Middle of engine
Middle of engine
l\,liddle of engine
Nliddle of engine
Middle ot engine
Middle of engine
Middle ot engine
Middle of engine
Middle of engine
Nliddle of engine
Right side of engine
Under right side of dash
Behind right kick panel
Below right front footrest
Below right front footrest
Below right front footrest
Below right front tootrest
Left side ot engine compartment
Left side of engine compartment
Middle of engine
liliddle ot engine
Middle of engine
Nriddle ol engine
Right side of engine compartment
Middle ol engine
Right side of engine compartment
Middle of engine
N,liddle of engine
Right side of engine compartment
Right side of engine compartment
Bight side of engine compartment
Main wire harness
CKF sensor
Engine oil pressure switch
Alternator
Alternator
No. 1 fuel injector
No. 2 fuel injector
No. 3 fuel injector
No.4 fuel injector
IAC valve
TP sensor
MAP sensor
IAT sensor
Power steering pressure switch
EVAP purge control sol€noid valve
Junction connector
Junction connector
Vehicle speed sensor (VSS)
Countershatt speed sensor
Engine coolant temperature switch
Distributor
Engine coolant temp. sending unit
ECT sensor
Primary HO2S (sensor '1)
Primary HO2S (sensor '1)
Back-up light switch
Lock-up control solenoid valves
Secondary HO2S (sensor 2)
lvlainshafl speed sensor
Lanear solenoid
Shift control solenoid valves
Starter solenoid
Junction connector
Main wire harness
ECM/PCM connector A
PCM connector B
ECM/PCNI connector C
ECM/PCl\,,| connector D
Main wire harness
Maln wire harness
Knock sensor (KS)
IAC valve
VTEC solenoid valve
VTEC pressure switch
EVAP control canister vent shut valv€
EGR control solenoid valve
Secondary gear shatt speed sensor
EGR valve
EGR valve
Drive pulley speed sensor
CVT transmission solenoid
Driven pulley speed sensor
USA
Canada
AlT
USA
'2( tr\
'3
-1 (M/r)
t\4/T'2 (Anl'1
'2 (An)'2 (Nr)'2 (AtT)
'2 (Atr)
-1 (An)-2( fi|
M/T
.1 (Arr).1 (A,T)"1 (A/r)-1 (M/r).1 (CVT),1 (cw)'1 (CVT)
203-2