1999 HONDA CIVIC ect sensor

Connector ldentification and Wire Harness Routino
Connector
or
Terminal
Number ot
Cavities/
Color
LocationConnects toNotes
Main Wire Harness (Left side of engine compartment branch)
c101
cI36
c136
c150
c201
c202
c202
c301
c302
c304
UOUO
c307
c310
1O.GRY
14-GRY
8.GRY
8.LT GRN
1O-BLU
6.GRY
2-GRY
5.GRY
2.NAT
3-N/A
1.BLK
1-BLK
2.ORN
Left side ot engine compartment
Left side of engine compartment
Letl side of engine compartment
Lett side of engine compaftment
Left side of engine compartment
Left side of engine compartment
Left side of engine compartment
Left side of engine compartment
Left side of engine compartment
Left side of engine compartment
Left side of engine compartment
Left side of engine compartment
Left side of engine compartment
Engine wire harness
Engine wire hamess
Engine wire hamess
Engine compartment wire harness
Engine compartment wire harness
Engine compartment wire harness
Engine compartment wire harness
Windshield wiper motor
Test tachomeier connector
Daytime running lights resistor
Brake fluid level switch (+)
Brake fluid level switch (-)
Left front ABS wheel sensor
.1
'r.q
r5
.4
Canada
ABS
.1 : '96-98 A/T with D16Y5 enoine'2: '96-98 A,/T with D16Y7/D16Y8 enoines.3: With cruise control*4: Without cruise control.5: GX model
Main Wire Harness (Right side of engine compartment branch)
c214
c351
wacl
UJCJ
c356
c357
c358
UOCY
c360
c361
8-GRY
11.GRY
9.GRY
5-BRN
3-GRY
3-ORN
2.ORN
2-ORN
10-oRN
2.ORN
2-8RN
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Right side of engine comparlment
Right side ot engine compartment
Right side ot engine companment
Right side of engine compartment
Right side of engine compartment
Right side of engine compartment
Engine compartment wire hamess
Under-hood fuse/relay box
Undef-hood tuse/relay box
Under-hood fuse/relay box
ELD unit
Under-hood ABS fuse/relay box
Underhood ABS fuse/relay box
Right front ABS wheel sensor
ABS modulator unit
ABS pump motor
EVAP control canister vent
shut valve
USA
ABS
ABS
Al'D
AE5
ABS-1
G403Bight side of engine compartmentBody ground, via mainwtre narnessABS
.1: '99-'00 models except GX model
203-18

Connector ldentification and Wire Harness Routing
Connector
or
Terminal
Number ol
Cavities/
Color
LocationConnects toNotes
Main Wire Harness (Left side of dash and floor branch): '96-'97 models
c401
c402
c403
c404
c405
c406
c407
c407
c408
c409
c410
c411
c412
c413
c414
c415
c416
c417
c418
c419
c420
c421
c422
w+4J
c424
c425
c427
c428
c429
c430
c431
c432
c433
c434
lJ+OC
c437
v+.to
c439
14-GRY
4-ORN
4-NAT
14-GRY
4-NAT
8-GRY
2-GRY
2-GRY
1-BRN
1O-WHT
12-GRY
24-BLU
3-YEL
16-GRY
4.BLU
7-BRN
6.NAT
2-N/A
2-YEL
18-GRN
2O.GRN
18-GRN
7-GRN
6-GRN
4-NAT
4-WHT
8.WHT
6-WHT
4-NAT
7-NAT
3-GRY
8-GRY
4.GRY
14-GRY
2-GRY
4-GRY
26-GRY
22-GRY
1-GRN
Behind left kick panel
Behind left kick panel
Under left side ot dash
Under left side of dash
Under left side of dash
Under left side of dash
Under lett side ot dash
Under left side of dash
Under left side of dash
Behind under-dash fuse/relay box
Above under-dash fuse/relay box
Above under-dash fuse/relay box
Above under-dash fuse/relay box
Under left side of dash
Under left side of dash
Above under-dash fuse/relay box
Under left side of dash
Under left side of dash
Under left side of dash
Behind under-dash fuse/relay box
Behind under-dash fuse/relay box
Behind under-dash fuse/relay box
Front of under-dash iuse/relay box
Front of under-dash fuse/relay box
Under left side of dash
Under left side of dash
Behind steering column cover
Behind steering column cover
Behind steering column cover
Behind steering column cover
Under left side of dash
Under lett side ot dash
Below front console
Below front console
Below front console
Below front console
Behind lett kick panel
Behind left kick panel
Behind under-dash fuse/relay box
Floor wire harness
Floor wire harness
Light flasher relay connector(Security)
Cruise control unit
DRL control unit connector A
DRL control unit connector B
Roof wire harness
Moonroof wire harness
Front fog light connector
Integrated control unit
Dashboard wire harness
Dashboard wire harness
SRS main harness
Data link connector
Starter cut relay
lgnition switch
Security starter cut relay conneclor
Clutch switch
Clutch interlock switch
Under-dash fuse/relay box
Underdash fuse/relay box
Under-dash fuse/relay box
Under-dash fuse/relay box
Underdash fuse/relay box
Horn relay
Brake switch
Combination wiper switch
connector A
Combination wiper switch
connector B
Combination light swilch
connector A
Combination light switch
connector B
Cable reel
lnterlock control unit
Secondary heated oxygen sensor
sub-narness
A,/T gear position switch
Shift lock solenoid
Park pin switch and A,/T gear
position console light
TCM connector A
TCM connector B
Under-dash luse/relay box
ABS
Optional
Canada
Canada-2
'4
Optional
AtT
M/T
Optional'5
M/T
Atl
'6
AN
AN
Atf
CVT
CVT
G401Left kick panelBody ground, via main wire
harness
.2: Without moonroof .5: M/T (with cruise control or for D16Y5 engine)"4: With moonroof .6: With secondary heated oxygen sensor (HO2S)
203-20

Connector ldentification and Wire Harness Routing
Connector
or
Terminal
Number of
Cavities/
Color
LocationConnects toNotess
Main Wire Harness (Left side of dash and tloor branch): '98 model and all GX models
c401
c402
c403
c404
c405
c406
Q407
c407
c407
c408
c409
c410
c411
c412
c413
c414
c415
c416
c417
c418
c419
c420
c421
c422
c423
c424
c425
c426
c427
c428
c429
c430
c431
c432
c433
c434
c435
c437
c438
c439
c447
c448
14-GRY
4.ORN
4-NAT
14-BLU
4-NAT
8.GRY
2.GRY
2-GRY
6.GRY
1-BRN
1O-WHT
12-GRY
24-BLU
3-YEL
16-GRY
5-BLK
7-BRN
6-NAT
2.N/A
2.YEL
18.GRN
2O.GRN
18-GRN
7.GRN
6.GRN
5-BLK
4.WHT
8-WHT
6-WHT
4-NAT
7-NAT
3.GRY
8-GRY
4-GRY
14-GRY
2.GRY
4.GRY
26.GRY
22-GRY
1.GRN
4-N/A
26-GRY
Behind lett kick panel
Behind lett kick panel
Under lett side of dash
Under lett side ol dash
Under lett side of dash
Under left side of dash
Under lett side of dash
Under lett side ot dash
Under left side of dash
Under l€ft side of dash
Behind undsr-dash tuse/rBlay box
Above under-dash tuse/relay box
Above under-dash tuse/relay box
Above under-dash fuse/relay box
Under lett side of dash
Under-dash relay box
Above under-dash tuse/relay box
Under left side of dash
Under lett side of dash
Under left side of dash
Behind under-dash tuse/relay box
Behind under-dash tuse/relay box
Behind under-dash tuse/relay box
Front of under-dash tuse/relay box
Front ol under-dash fuss/relay box
Under-dash relay box
Under lett side ot dash
Behind steering column cover
Behind steering column cover
Behind steering column cover
Behind steering column cover
Und€r left side of dash
Under lett side of dash
Below front console
Below front console
Below front console
Below front console
Behind left kick panel
Behind left kick panel
Behind under-dash fuse/relay box
Under lett side of dash
Behind left kick panel
Floor wire harness
Floor wire harness
Light tlasher relay connector (Security)
Cruise control unit
DRL control unit connector A
DRL control unit connector B
Boot wire harnsss
Moonroof wire harness
Boof wire harness
Front fog light connector
Integrated control unit
Dashboard wire harness
Dashboard wire harness
SRS main harness
Data link connector
Starler cut rslay
lgnition switch
Security strarter cut relay connector
Clutch switch
Clutch interlock switch
Under-dash fuse/relay box
Under-dash fuse/relay box
Under-dash fuso/rolay box
UndeFdash fuse/relay box
Under-dash fuse/relay box
Horn relay
Brake switch
Combination wiper switch connector A
Combinalion wiper srvitch connector B
Combinalion light switch connector A
Combinalion lighi swilch connector B
Cable reel
lnterlock control unil
Secondary heated oxygen sensorsuD-narness
A,/T gear position switch
Shift lock solenoid
Park pin switch and A/T gearposition console light
TCM connector A
TCM connector B
Underdash lus€/relay box
Fuel injector relay
Injector control module
ABS
Optional
Canada
Canada,2
,4
'7
Optional
AIf
Mtf
Oplional'5
M/T
AN'6
An
A,/T
Alf
CW
CVT'7
'7
'7
G401Left kick panelBody ground, via main wire harness
-2: Without moonroof (except GX)-4: With moonroof'5: M/T (with cruise control or for D16Y5 engine)'6: With secondary heated oxygen sensor (H02S)t7: GX model
203-22

Connector ldentification and Wire Harness Routing
Connector
ol
Terminal
Number ot
Cavlties/
Color
LocationConnects toNotes\
Main Wire Harness (Left side of dash and floor branch): '9$00 models except GX model
c401
c402
c403
c404
c405
c406
c407
c407
c408
c409
c4t0
Q411
c412
c413
c414
c415
c416
c417
c418
c419
c420
c42'l
c423
c424
c425
c426
c42A
c429
c430
c431
c432
c433
c434
c435
c447
c448
c450
c451
2O.GRY
4.ORN
4.NAT
14.BLU
4-NAT
8-GRY
6.GRY
6.GRY
1-BRN
1o-wHT
12-GRY
24-BLU
3.YEL
16-GRY
5.BLK
7-BRN
6.NAT
2-N/A
2-YEL
18.GRN
2O.GRN
18.GRN
7.GRN
6.GRN
5-BLK
4.WHT
8.WHT
6-WHT
4-NAT
7.NAT
3.GRY
8.GRY
4-GRY
14-GRY
2-GFY
4-GRY
22.GRN
2-GRY
3-GRY
18-GRY
Behind left kick panel
Behind left kick panel
Under left side of dash
Under lett side oI dash
Under lett side of dash
Under letl side ol dash
Under lett side oI dash
Under letl side oI dash
Under lefl sids ol dash
Behind under-dash fuse/relay box
Above under-dash fuse/relay box
Above under-dash fuse/relay box
Above under-dash fuse/relay box
Under lett side ot dash
Under-dash relay box
Above under-dash fuse/relay box
Under left side of dash
Under left side ot dash
Under lett side of dash
Behind under-dash fuse/relay box
Behind under-dash fuss/relay box
Behind under-dash fuse/relay box
Front of under-dash fuse/relay box
Front of under-dash fuse/relay box
Under-dash relay box
Under loft side ot dash
Bohind steering column cov6r
B6hind stesring column cover
Behind steering column cover
Behind steering column cover
Under lett side ot dash
Under lett side ot dash
Below fronl console
Below front console
Below front console
Below front console
Under lett side ot dash
Under lett side of dash
Under left side of dash
Behind lett kick panel
Floor wire harness
Floor wire harness
Light flasher relay connector (Sscurity)
Cruise control unil
DRL control unit connector A
DRL control unit conn€ctor B
Roof wire harness
Moonroof wire harnsss
Front tog light connector
Intsgratgd control unit
Dashboard wire harn€ss
Dashboard wire harness
SRS main harness
Data link connector
Starter cut relay
lgnition switch
S€curity starter cut relay connector
Clutch switch
Clulch interlock switch
Under-dash fuse/relay box
Under-dash tuse/ralay box
Under-dash tuse/ralay box
Under-dash fuse/relay box
Under-dash fuse/relay box
Horn relay
Brake switch
Combination wiper switch connector A
Combination wiper switch conn€ctor B
Combination light switch connector A
Combination light switch conn€ctor B
Cable reel
lnterlock control unit
Secondary heated oxygen sensorsub-narnsss
A/T gsar position switch
Shitt lock solenoid
Park pin switch and A/T gearposition consolo light
Security control unit connactor
Security LED connector
Valet switch connector (Security)
Keyless door lock control unit
ABS
Optional
Canada
Canada
Optional
AN
Mrl
Optional'5
M/T
AN'6
An
Atf
Atf
Optional
Optional
Optional
MKoyloss
G401Left kick panelBody ground, via main wirenarness
'2: Without moonroof"4: With moonroof'5: M/T (with cruise control or for D16Y5 engine)'6: With secondary heated oxygen sensor (HO2S)
203-24

Connector ldentification and Wire Harness Routing
Connector
or
Terminal
Number ot
Cavities/
Color
LocationConnects toNotesll-
Floor Wire Harness (Coupe/Hatchback)
c401
c401
c402
c503
v)az
ucco
ucc/
trcc/
u556
uccv
UCOU
c561
u30z
UCOZ
UCOJ
c564
u5b5
ucoo
uco/
trco.'
vcov
14.GRY
2O-GRY
4-ORN
16-BLU
16.GRN
8-GRN
25-GRY
2-NAT
25-GRY
2-NAT
1-WHT
2-GRY
1-WHT
2.ORN
14-GRY
2O-GRY
2-BRN
3.BRN
2.BRN
2-ORN
1-WHT
6-GRY
1O-GRY
Behind left kick panel
Behind left kick panel
Behind left kick panel
Below under-dash fuse/relay box
Behind under-dash fuse/relay box
Behind under-dash fuse/relay box
Driveas door
Driver's door
Passenger's door
Passenger's door
Below center console
Lett side of floor
Left B-pillar
Below left side of rear seat
Left quarter panel
Left quarter panel
Left quarter panel
Top of fuel tank
Top of fuel tank
Below right side of rear seat
Right B-pillar
Top ot fuel tank
Left side of dash
Main wire harness
Main wire harness
Main wire harness
Dashboard wire harness
Underdash fuse/relay box
Under-dash fuse/relay box
Driver's door wire harness
Drivefs door wire harness
Passenger's door wire harness
Passenger's door wire harness
Parking brake switch
Driver's seat belt switch
Driver's door switch
Left rear ABS wheel sensor
Rear wire harness
Rear wire harness
Rear wire harness
Fuel tank unit
Fuel pump
Right rear ABS wheel sensor
Passenger's door switch
Fuel tank pressure sensor
sub-harness
Power mirror switch
"1
'1
'2
"5
ABS
AEIJ'4
'5
'tI'D
-3
G552
Left kick panel
Left side of tloor
Body ground. via floor wire hamess
Body ground, via floor wire hamess
-1: With power windows "4: '96-98 models.2: Without oower windows .5: '99-'00 models.3: With fuel tank oressure sensor
203-28

Connector ldentification and Wire Harness Routing
Connector
ol
Terminal
Number of
Cavities/
Color
LocationConnects toNotes\
Floor Wire Harness (Sedan)
c401
c401
c402
c503
c551
trccz
vcco
ucc/
\,CC/
u55b
UCDY
UCOU
c561
lJcoz
ucoz
UCOZ
1'-coJ
lJ50.t
ucoc
ucoo
uco/
ucoo
c569
c570
c571
wJt z
TJC/J
v3/c
14-GRY
2O-GRY
4.ORN
16-GRN
16-GRN
8-GRN
25-GRY
2-NAT
25-GRY
2-NAT
1-WHT
2.GRY
1-WHT
2-ORN
8-GRY
16.GRY
20-GRY
2-BRN
3.BRN
2-BRN
2-OBN
1-WHT
6-GRY
1O-GRY
6-BLU
6.BLU'1-WHT
1.WHT
6-GRN
Behind left kick panel
Behind left kick panel
Behind left kick panel
Below under-dash fuse/relay box
Behind under-dash fuse/relay box
Behind under-dash fuse/relay box
Driver's door
Driver's door
Passenger's door
Passengels door
Below center console
Left side of floor
Right B-pillar
Below left side of rear seat
Left C-pillar
Left C-pillar
Left C-pillar
Left C-pillar
Top of fuel tank
Top ol fuel tank
Below right side of rear seat
Left B-pillar
Top of tuel tank
Left side of dash
Right B-pillar
Left B-pillar
Left quarter panel
Right quarter panel
Behind left side of rear seat
Main wire harness
Main wire harness
Main wire harness
Dashboard wire harness
Under-dash fuse/relay box
Under-dash fuse/relay box
Driver's door wire harness
Driver's door wire harness
Front passengeas door wireharness
Front passenger's door wireharness
Parking brake switch
Driver's seat belt switch
Front passenger's door switch
Left rear ABS wheel sensor
Rear wire harness
Rear wire harness
Rear wire harness
Bear wire harness
Fuel tank unit
Fuel pump
Right rear ABS wheel sensor
Driver's door switch
Fuel tank pressure sensor sub-harness
Power mirror switch
Right rear door wire harness
Lett rear door wire harness
Left rear door switch
Right rear door switch
Fuel sub-harness
-3, GX"4
ABS
"1
'1
ABS
GX
o
-3, GX
except GX
except GX
ABS
except GX
GX
G551
tftcz
Left kick panel
Left side of floor
Body ground, via floor wire hamess
Body ground, via floor wire hamess
.1 : With power windows -3: '96-'98 models except GX.2: Without power windows .4: '99-'00 models except GX
203-30

Connector ldentification and Wire Harness Routing
Connector
or
Terminal
Number ot
Cavities/
Color
LocationConnects toNotes
Rear Heated Oxygen Sensor Sub-harness
c782
4-GRY
4-GRY
Below front console
Below front console
Main wire harness
Secondary heated oxvoen sensor(Secondaiy HO2S) --
lrrr-
\y,.-
FUEL TANK PRESSURE SENSORSUB-TiARNESS
Fuel Tank Pressure Sensor Sensor Sub-harness
ucot'
c792
c793
6.GRY
3-BRN
2.BRN
Top of fuel tank
Left side of fuel tank
Left side of fuel tank
Floor wire harness
Fuel tank pressure sensor
EVAP two way valve
203-46
!'t

Connector ldentification and Wire Harness Routing
Connector
ot
Terminal
Numbor ot
CavitiesLocationConnects toNotest
t
Fuel Sub-Harness (GX)
uc/c
c682
c683
c684
6-GRN
2-GRY
3-N/A
2-GRY
Behind left side of rear seal
Left side of trunk
Middle ot trunk
Middle of trunk
Floor wire harness
Fuel lank internal solenoid valve
Fuel lank oressure sensor
Fuel tank temoerature sensor
FUEL SUB.HARNESS
203-48