2000 HONDA CIVIC Switch ac

Gonnector Views (cont'd)
67. Integrated Control Unit
- On underdash fuse/relay box
Connector A
- Connects control unit to under-dash fuse/relay box
1 Not used
4 Erake bulb check output
5 lgnition input
6 lgnition input
7 lgnjtion input
Connectol B
- Natural- On main wire harness
l BLU/BLK
{Front wiper/washer)
2 BLUA/VHT(Front wiper/washe0
3 YEUBLU(Front wiper/washer)
4 '98-'00 models:WHT/BLK(Front wiper/washer)
8 Lights ON input
9 Battery input
11 _
13 Start input
14 Ground
7 RED/BLU (Driver's
seat b€lt switch input)
8 LT GRN/RED(Door open input)
I GRN (Oriver's
door switch input)'t0 BLU/RED (Key inignition input)
202-24
68. Stereo Radio Tuner ('96-'98)
- Center ot dash
Connector A
- Gray- On dashboard wire harness
1 RED/GRN(RF speaker +)
2 BLU (LF speaker +)
3 RED/BLK(lllumination control)
4 WHT/BLU(Battery input)
5 YEURED (lgnition input)
6-
7 BLU/YEL(LR speaker +)
8 RED/TEL(RR speaker +)
9 BRN/BLK(RF speaker -)
1O GRY/BLK(LF speaker -)
12 RED(lllumination control)
14 BLK (Ground)
15 GFY,4/VHT(LR speaker -)
16 BRNAVHT(RR speaker -)
Connector B (USA HX, UX, and EX;
Canada EX and Si)
- Green- On dashboard wire harness
l BLU/RED(Key switch input)
2 LT GRN (Not used)
3 BLU/'EL (Drivels
door unlock output)
4 BLU (Security system)
5 LT BLU
{Security system)
6 BLIVYEL (lgnition input)
7 ORN (Security system)
8 LT GRN/BLK(Door open output)
9 GRN/ORN(Unlock/lock output)
1O GRNAVHT(Unlock/lock output)
1 1 BLU/WHT(Security system)
'2 WHT/BLK(Security system)
13 YEUBLU(Security system)
14 LT GRN/RED(Door open input)
15 BLK (Ground)
16 GRY (Horn conkol)

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 E
- Groen- On dashboard wire harness
T
Wllh Crulss:
1-
2 RED/BLU (Cruise conkolindicator control)
3 BLK (G401)
Wlth Shtft-up Indlcator:
1 RED(Dash lights brightn€ss
controller inPut)
2 RED/BLU (Shift-up
indicator control)
4 RED/BLK (Headlight
switch ON input)
5 YEL (lgnition input)
BLK (G401)
RED/BLK (Headlight
switch ON input)
YEL (lgnition input)
BLK (G401)
YEL (lgnition input)
3
5
1
2
Connector F
- Yellow- On dashboard wir€ harness
BLU (SRS indicatorlight control)
)-
202-31

Connector Views (cont'd)
72. C1s0 (GX Model)
1 YEUBLU (PGM-FI)
2 GRN/BLK (PGM.FD
3 LT GRN (A/t controls)
4 YEURED (PGM-FD
5 GRN/rEL (PG|\,1-FD
- Light green- Left rear of engine compartment- Connects engine wire harness to main wire harness
6
7
BLU/IEL (PGM-FD
Male - PNKFemale - GRN(4,/T convols)
YEL (A,/T controls)
74. Audio Unit ('99-'00 Models)
- Light Blue- Center ol dash- On dashbaord wire harness
2 YEURED (lgnition input)
5 RED/YEL(RF speaker f)
6 BLU/YEL(LR speaker +)
7 RED/GRN(BF speaker +)
I BLU (LF speaker +)
9 RED/BLK(lllumination control)
10 WHT/BLU(Battery input)
']]]-
12*
14
15 BRN,^/VHT
{RR speaker -)
16 GRYAVHT(LR speaker -)
17 BRN/BLK(RF speaker -)
18 GRY/BLK
{LF speaker -)
19 RED(lllumination control)
20 BLK (G501)
73. C575 (GX Model)
BLK (PGM.FD
WHT/RED (PGI\4-FD
GRN/YEL (PGM.FI)
- Gray- Behind left side of rear seat back- Connects floor wire harness to sub luel cord
5
1
2
3
GRN/BLK (PGr\4-Fr)
BLU/YEL (PGI\'-FD
YEUBLU (PGI\,4,FD
202-32
75. Keyless Door Lock Control Unit
(USA Only)
- Gray- At lett kick panel- On main wire harness
l LT GRN/BLK(Door open output)
2 BLU,ryVHT(Lock input)
3 BLU/RED(Key switch input)
4 BLK/YEL(lgnition input)
5 BLU/RED(Unlock/lock control)
6 FED/BLK(Light flash control)
7 WHT/RED(Unlock/lock output)
8 YEURED(Unlock/lock output)
9 GRN/ORN(Unlock input)'10 GRNA/VHT(Lock input)
11 ORN {Securiiy system)
12 LT GRN/RED
{Door open input)
13 YEUBLU(Security system)
14 BLU/YEL(Security system)
15 GRY (Horn control)
17 BLK (G401)
18 WHT/GRN(Battery input)

76. Heater Control Panel
('99100 Models)
- Center of dash
Conneclor A
- Gray- On heater sub-harness A
BLUi BLK(Blower controls)
GRNAVHT (Air delivery)
GRN/RED (Air delivery)
RED/BLK (Dash lights)
Connector B
- Black- On heater sub-harness A
7
8
1
4
RED (Dash lights)
BLK (G402)
BLUfYEL(Rear window defogg€0
BLK,TYEL (Fuse 17)
\
)
1 LT GRN/BLK(Blower controls)
2 BRN,A/VHT(Air delivery)
(Air delivery)
4 REDA/VHT(Air delivery)
5 YEUBLU(Air delivery)
6 YEURED(Air delivery)
7 GRN/YEL(Air delivery)
8 BLU,ryVHT(Air delivery)
9 YEL
{Air delivery)
1O WHT/BLU(Fuse 47)
11 BLU/RED WCcompressor controls)
12 BRN(Air delivery)
13 ORNAVHT(Blower controls)
14 -
15 PN(BLK(Air delivery)
16 _
19 _
20 GRY(Air delivery)
Connector C
- Black- To heater push switches
1 ORN (Air delivery)
2
4 WHT (Air delivery)
5 GRN (ry'C compressorcontrol)
6 PUR (Roar windowdelogge4
7 RED (Dash lights)
8 BLU (Dash lights)
I BLK (Air delivery)
10 GRY (Ay'C compressorcontrols)
1'1 BRN (Air delivery)
12 YEL (Rear window
defogge0
77. Injector control Module
(GX Model)
- Gray- Behind left kick panel- On main wire harness
1 RED (rNJ2)
2 BRN (rNJl )3 BLK (G401)
4_
8 YEL (TNJCNTL4)
9 BLU (TNJCNTL3)
1o RED (tNJCNTL2)
11 BRN 0NJCNTL1)12 BRN/BLK (G101)
13 YEURED (Switched
ignition input)
14 YEL (tNJ4)
15 BLU (rNJ3)
16 BLK (G401)
19 -
20-
21
24 LI GRN (INJMODE)
25 BRN/BLK (Gr 01)
26 YEURED (Switched
ignition input)
202-33

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 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

Connector ldentification and Wire Harness Routing
Connector
or
Terminal
Number of
Cavities/
Color
LocationConnects toNotes
Engine wire Harness (Dl6Y5, Dl6Y8 engines): '99-'00 models except D16y5 w/M/T
c 101
c102
c103
cl04
c104
c105
c106
c107
c108
c109
c110
c111
cl12
c1 13
c115
c117
c118
c119
c120
c120
c12'l
cl22
c123
c124
c124
c125
c126
c127
c128
c129
c130
c'131
c133
ct34
c 135
c137
c138
c139
c 140
c142
c143
c144
c'|45
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
8.GRY,1-BLK
2.GRY
4.GRY
4.GRY
2.GRY
2.GRY
4.GRY
2.BLK
2-BLK
2-GRY
1-BLK
2O-BRN
22-GRN
25-GRY
31-BLU
16-GRY
2-GRY
2.GRY
1-GRY
2-GRY
2-GRY
2-BLK
3.GRY
2.BLK
8-GRY
2.BLK
Left side of engine compartment
Left side of engine
Middle of engine
Left side of engine
Left side of engine
Middle ot engine
Middle of engine
N,liddle of engine
l\4iddle of engine
Middle of engine
Niliddle of engine
N,,liddle of engine
Middle of engine
Middle of engine
Middle of engine
Middle of engine
Middle of engine
Rjght side of engine compartment
Right side of engine compartment
Middle of engine
Mlddle of engine
l\4iddle of engine
Middle of engine
Middle of engine
[iliddle of engine
lvliddle of engine
Middle of engine
Middle of engine
l\4iddle of engine
Middle ol engine
Middle of engine
N,liddle of engine
Right side of engine
Under right side of dash
Behind right kick panel
Below right front tootrest
Below right front footrest
Below right lront footrest
[iliddle of engine
l\,liddle of engine
Middle of engine
Middle of engine
L4iddle of engine
Right side of engine compartment
Middle of engine
Right side of engine compartment
Right side of engine compartment
Right side ot engine compartment
Main wire harness
CKF sensor
Engine oil pressure switch
Alternator
Alternator
No. 1 fuel injector
No. 2luel injector
No. 3 fuel injector
No.4 fuel injeclor
IAC valve
TP sensor
MAP sensor
IAT sensor
Power steering pressure switch
EVAP purge control solenoid valve
Junction connector
Junction connector
Vehicle speed sensor (VSS)
Countershaft speed sensor
Engine coolant temperature switch
Distributor
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)
Mainshait speed sensor
Linear solenoid
Shift control solenoid valves
Starter solenoid
Junction Connector
Main wire harness
ECN4/PCM connector B
ECM/PCM connector C
PCM connector D
Knock sensor (KS)
IAC valve
VTEC solenoid valve
VTEC pressure switch
EGR control solenoid valve
Secondary gear shaft speed sensor
EGR valve
Drive pulley speed sensor
CVT transmission solenoid
Driven pulley speed sensor
USA
Canada
ATT
USA
'2 (An\
'1
-1 (cw)
Mft'2 lNr)'1
'2 (Afil'2 (An)'2 (Anl
Atf
t\4/T
-1 (CVr)'1 (CVT).1 (CW)-1 (CVT)'1 (CVT).1 (cw
203-4