heater HONDA CIVIC 2000 6.G Workshop Manual

Gomponent Locatlon
73. Rear of Radio ('96-'98)76. Below Front Console
74. Underside of Heater Control Panel ('96-'98)77. Lett Side of Center Console
75. Behind Front Console78. Right Side of Center Console
2Q1-12

-
Component Connector View Index (Views begin on page 202-21
Connector View
ABS Control Unit........ ......63
Audio Unit ('99-'00 models) ......74
Combination Light Switch . . . . . . . . . . . . . . . 64
Combination Wiper Switch . . . . . . . . . . . . . . 65
Cruise Control Unit.... .....43
C\TTTransmission Solenoid ............. 25
Data Link Connector (DLC) ..... 48
Daytime Runnlng Lights Control Unit ..... 66
Engine control Module (ECM) ...........70
Exhaust Gas Recirculation (EGR) Valve
and Lift Sensor (D16Y5 Mfl, D1685) . . . . 10
Gauge Assembly .............71
HazardWarnlngSwitch,,. .,,,...,,,,... 32
Heater Control Panel ('96-'98 models) .....44
Heater Control Panel ('99-'00 models) ...., 76
Heater Fan Switch ('96-'98 models) ,,,.... 11
fniector Control Module (GX) ............77
I/
202-1
Connector View
Integrated Control Unit .......,. 67
f nterfock Control Unit .... ...... 26
Keyfess Door Lock Control Unit . . . . , . . . . . 75
Mode Control Motor ... ........'17
Moonroof Close Relay .. .......13
Moonroof Open Relay ... .......15
PGM-FI Main Relay .. .......... 18
Power Door Lock Conlrol Unil ..... ...... 37
Power Mirror Switch .,... ...... 33
Power Window Master Switch .,.........36
Powertrain Control Module (PCM) .......70
Security Control Unit ..., ..,,... 58
Security Starter Cut Belay ... ...,,,....,, 12
SRS Unit ............. 51
Stereo Radio Tuner ('96-'98 models) ...... 68
Transmission Control Module CICM) .....69

\7. C604 (Hatchback)
GRN/BLK(Back-up lights)
l\4ale GRNIYELFemale - GRN/RED(Turn signaland hazardwarning lights)
BLK (G601)
- Gray- Left rear ol cargo area- Connects rear wire harness to left outer
taillight assembly
4
5
6
1
2
GRNAVHT(Brake lights)
FED/BLK(Headllght switch)
10. Exhaust Gas Recirculation
(EGR) Valve and Lift Sensor
1
2
3
(D16Y5 MfI D1685)
- Gray- Top right side of engine- On engine wire harness
WHT/BLK (EGR input)
GRN/BLK(Sensor ground)
YEUBLU(Reference voltage)
4
5
6
BLK (Ground)
PNK (EGR control)
of cargo area
rear wire harness to right outer
assembly
n- -n
a t | _ a2a
l3I4t5tttl
IJ
I
8. C605 (Hatchback)
- Gray- Right rear- Connects
taillight
GRN/BLK(Back-up lights)
GRNTYEL(Turn signaland hazardwarning lights)
3
4
5
6
1
2
BLK (G601)
GFNAVHT (Brake lights)
RED/BLK(Headlight switch)
11. Heater Fan Switch
('96-'98 Models)
- Brown
Center of dash- On heater-sub B wire harness
BLK (Ground)
BLUAVHT (L4edium
LO speed input)
BLU/BLK(Hl speed input)
4
5
6
1
2
3
BLU (LO speed input)
BLU/YEL (Medium
Hlspeed input)
GFIN (Blowerswitch ON input)
9. C607 (Hatchback)
- Blue- Right side o{ cargo area- On rear wire harness
BLU/BLK (lndicators)
RED/BLK(License lights)
GBN,ryVHT (8rake lights)
LT GBN(Rear wiper/washe0
5
6
1
2
3
4
GRN(Rear wiper/washer)
LT GRN/BLK(Rear \/iper washer)
)/
202-3
12. Security Starter Cut Relay/C416
- Natural* Upper left kick panel- On main wire harness
1
2Allexcept CX and DXI[,4ale: BLK,^r'r'HTFemale: BLKI/ELCX and DXi BLI(WHT(Battery input)
All except CX and DX:BLK^/ELCX and DX: BLK/WHT(Baftery input)
[.4ale - BLK/WHTFemale - BLKAVHTor BLKRED(Starter output)
All excepi CX and DX:RED/YELCX and DX: GRN(Security starter c!1relay control inpul)
5
6
tl3'

-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

-43. Cruise Control Unit
- Gray ('96-'97 models) or Blue ('98-'00 models)- Behind lett side ol dash- On main wire harness
'96-'97 Models:
1 BRN (Cruise controlactuator control)
2 GBY(Brake switch input)
3 BLK (Ground)
4 GRN,ryVHT(Brake switch Input)
5 LT GRN/RED(Set/decel signal inPUt)
6 LT GRN/BLK(Resume/accel inPut)
7
'98-'00 Models:
'I BBN (Actuator control)
2 GRY(Brake switch input)
3 BLK (G401)
4
5 GRN,^/VHT(8rake switch rnput)
6 LT GRN/RED(Set/decel signal inPut)
7 LT GRN/BLK(Resume/accelsignalinput)
8 BRN,AiVHT(Vent solenoid control)
9 RED/BLU("Cruise Control"indicator light conkol)
10 BRN/BLK (Vacuum
solenoid controi)
12 BLUMHT(Vehicle speed input)
13 LT GRN (Power input)
14 PNK (Dlsengage input)
8 *1: BLU/GRN(Cruise signal)
9 BFN/WHT
{Actuator control)
1O RED/ALU(lndicator light conkol)
11 BRN/BLK(Actuator control)
12 BLU,ryVHT(Vehicle speed input)
13 LT GRN (Power input)
14 PNK (Dlsengage input)
\
17
II1011'121314
*1= 99-'00 w(h A/T
202-13
44. Heater Control Panel ('96-'98)
- Green- Center ol dash- On heater-sub-B wire harness
1 YEL (H/DEF control)
2 BLKTYEL (lgnition input)
3 WHT/BLU(Battery input)
4 YEUBLU(Defrost control)
5 RED (lllumination -)
6 RED/BLK (lllumination +)
7 ELUruVHT (Heat conkol)
8 YEL/RED (Vent control)
9 GRN/YEL(Bl'LEV control)
10 BLK (Ground)
11 BLU/FED(lVC thermostat input)
12 GRNMHT(Fresh control)13 GRN/FED(Recirc. control)
14 GRN (A/C ON input)
45. c440
- Blue- Below right side of dash- Connects main wire harness to heater-sub-A
wrre narness
2 BLK (G402)
3 BLU/WHT(Blower controls)
4 '99-'00: BLU/YEL(Rear window defoggeo
7
9
10
11 WHT/BLU (Fuse 47)
12 BLK (G402)
13 RED (Dash andconsole Iights)
14 RED/BLK (Dash andconsole lights)
15 BLUAVHT (FVC
compressor conkols)
16 BLK/YEL (Air delivery)

-57. c723
- Connects heater-sub-A wire harness to
heater-sub-B wire harness
'96-'98 Models:- Gray- Below right side of dash
l BLUAVHT(Blower controls)
2 BLU (Blower controls)
3 YEL (Air delivery)
4 WHT/BLU (A/Ccompressor controls)
5 RED (Dash lights)
6 GRN^VHT (Air delivery)
7 GRN/RED (A r delivery)
I BLUAVHT (Air delivery)
9 BLK,ryEL (Air delivery)
10 YEUBLU (Air delivery)
11 BLU/YEL(Blower controls)
12 BED/BLK (Dash lights)
13 BLK (G402)
t4
15 BLK (Blower conlrols)
16 BLU/BLK(Blower controls)
18 BLU/RED (A/C
compressor controls)
19 GRN/YEL (Air delivery)
20 YEURED (Air delivery)
'99-'00 Models:- Blue- Behind center ot dash
1 RED/BLK (Dash lights)
2 BRNMHT (Au delivery)
4 GRNA/VHT (Air delvery)
5 GBN/BED (Air delivery)
6 GRN/YEL (Alr delivery)
7 YEURED (Air delivery)
8 BLU,ryVHT (Au delivery)
9 YEL (An delivery)
10 YEUBLU (Arr delivery)
11 LT GRN/BLK(Blower controls)
12 ORN,AiVHT(Blower controls)
13 BBN (Air delivery)
14 RED (Dash lights)
15 GRY (Air delrvery)
16 RED,ryVHT (Air delivery)
17 RED/YEL (Air delivery)
18 PNK/BLK (Air delivery)
19
20 BLU/RED (A/C
compressor controls)
21 BLUI/EL(Bear window defogger)
22 WHT/BLU (Fuse 47)
23 BLKryEL (Fuse 17)
24 BLK \G402)
I
1415617I910
1l1213141617181920
58. Security Control UnitiC447lC516
- Green- Above radio ('96-98) or right of steering column
(99-'00)
USA: HX, LX, EX, DX-V Si; Canada: EX, Si:
1 USA: YEUBLU(Set)
2 LT GRN/RED(Door swiich input)
3 BLU/BLK(Trunk switch rnput)
4
5 BLU (valet switch inpu0
6 Canadai GFNAVHT(Lock output)
7 Canada: BLU/YEL(Driver's door lockoulpurJ
I Canada: GRN/OBN(Unlock output)
9
10 WHT (Battery)
11 YEL (lgnition)
12 USA: OHN (Alarm in)
CX and DX:
1
2 LT GRN/BLK(Door open input)
3 BLU/BLK(Trunk/hatch openinput)
5 '96 '98: BLU (Security
ndicator control)99- 00: BLU(Valel switch input)
6
7
B
I
10 WHT (Battery input)
13 BLK (G401)
14 BLUMHT(Security LED conkol)
15 BLU/RED (lgnitionkey switch input)
17 REDAVHI(Light flash control)
18 GRY (Horn conkol)
19 RED/YEL(Starter cut output)
20 Canada: LT GRN(Nol used)
21 ,96-,98 USA: LT BLU(Security output)
22 '96 98 USA: WHT/BLK(Bus data 0)'99-'00 USA: BLU/YEL(Unset)
11 BLK/YEL (lgnition input)
13 BLK (Ground)
14 RED (Security indicatorcontrol)
15 BLU/RED(Key in ignition input)
16
17 BLU or BLU/YEL(Light tlash control)
18 GRY (Horn control)
19 GRN(Slarter cut control)
20
22
1><678910
1112131415rGlxllT1819202122
202-17

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 ol
Cavities,/
Color
LocationConnects toNotes
Main Wire Harness (Right side of dash branch)
c131
c440
c441
c442
c443
c444
c445
c452
22.GRN
16-BLU
2.BLU
2O-WHT
or GRN
7-BRN
22-ORN
26-ORN
32.GRY
Behind right kick panel
Under middle of dash
Under right side of dash
Under right side of dash
Under right side of dash
Behind right kick panel
Behind right kick panel
Below right front footrest
Engine wire harness
Heater sub-harness A
Service check connector
Junction connector
PGM-Fl main relay
ABS control unit connector A
ABS control unit connector B
ECM/PCM connector A
G402Right kick panelBody ground, via main wire
namess
.1 : '99100 models exceot D l6Y5 with M/T and D1685
MAIN WIRE HARNESS
203-26

Connectol
or
Terminal
Number of
Cavities/
Color
LocationConnects toNotes
Connector ldentification and Wire Harness Routing
HEATER SUB.HARNESS A
1"t-
Heater Sub-harness A: '96-'98 models
c440
c722
c723
c724
c725
c726
c727
1 6-BLU
7.GRN
2O.GRY
3-GRY
2.NAT
4-BRN
4.GRN
Under middle of dash
Behind middle ot dash
Behind front console
Behind glove box
Below right side of dash
Behind glove box
Behind glove box
Main wire harness
Mode control motor
Heater sub-harness B
A,/C thermostat
Blower motor
Blower motor resistor
Recirculation control motor
Heater Sub-harness Bt '96;98 models
c743
2O-GRY
6-BRN
14-GRN
Behind front console
Behind middle of dash
Behind middle of dash
Heater sub-harness A
Heater fan switch
Heater control panel
u.
HEATER SUB.HARNESS B
l\-
203-44

) ._'
Connectol
o1
Terminal
Number ot
Cavltles/
Color
LocationConnects toNotes
Heater Sub-harness A: '99-'00 models
c440
c722
c723
c724
wlzc
c726
c727
c728
c729
c730
16.8LU
7-GRN
24-BLU
3-GRY
2-NAT
3-NAT
4.GRN
1-BRN
5-GRN
4-BRN
Under middle of dash
Behind middle of dash
Behind front console
Behind glove box
Below right side of dash
Behind glove box
Behind glove box
Behind front console
Behind glove box
Behind glove box
Main wire harness
Mode control motor
Heater sub-harness B
A'lC thermostat
Blower motor
Power transistor
Recirculation control motor
Heater sub-harness B
Air mix control motor
Blower motor high relay
Heater Sub-harness B: '99-'00 models
c723
c728
c742
c743
24.BLU
1-BRN
8-GRY
2O.BLK
Behind front console
Behind front console
Behind middle of dash
Behind middle of dash
Heater sub-harness A
Heater sub-harness A
Heater control panel conn€ctor A
Heater control oanel connector B
HEATER SUB.HARNESS A
HEATER SUB-HARNESS B
203-45