1997 HONDA CIVIC a pillar

Overhaul
1.
3.
Pull out the A,/C thermostat sensor from the evapo-
rator fins.
Remove the self-tapping screws and clamps from
the housings.
Carefully separate the housings, then remove the
evaporator.
lf necessary, remove the expansion valve.
NOTE: When loosening the expansion valve nuts, use
a second wrench to hold the expansion valve or the
evaporator pipe. Otherwise, they can be damaged
5. Assemble in the reverse order of disassembly Make
note of following items.
. Replace the O-rings with new ones at each fitting,
and apply a thin coat of refrigerant oil before
installing them.
NOTE: Be sure to use the right O-rings for HFC-
134a (R-134a) to avoid leakage.
. Install the expansion valve capillary tube so that
it is in direct contact with the suction line. Then
wrap wath taPe.
. Reinstall the Ay'C thermostat sensor to its original
location.
6th tin lrom inld side
Serpentine type:
Laminate typo:
TAPEReplace.lvake sure there is no foreign matter stuck between
60t5mml'2.1! O.2 inl
EVAPORATORblow din out of linswith compressed air,
HOUSING
8 N.m 10.8 kgt m,6 tbf.ftl
6th fin lrom outle't sideCAPILLARY TUAE
VALVEN
u'
ll
6\N.m (2.it kgt.m,17 tbtftl1l
A/C THERMOSTfesr page 22 21
%
EVAPORA
LOWER
22-29

Gonnector ldentification and Wire Harness Routing
Floor Wire Harness lCoupe/Haichbackl
Connsclor or
Terminal
Number of
CavitiesLocationConnects toNotes
c551
c552
c553
c554
c556
c556
c557
c558
c560
c561
c562
c564
c56s
16
8'16
14
20
2
25,)
,I
2
1
14
20
2
2?
1
10
Behind underdash fuse/relay box
Behind under-dash fuse/relay box
Above under-dash fuse/relay box
Under left side of dash
Above under-dash fuse/relay box
Above under-dash fuse/relay box
Driver's door
Driver's door
Passenger's door
Passenger's door
Middle of floor
Left side offloor
Left B-pillar
lnside of left rear wheel
Left c-pillar
Left C-pillar
Left C-pillar
Fueltank
Fueltank
Inside of right rear wheel
Right B-pillar
Fueltank
Left side ot dash
Under-dash fuse/relay box {C923)
Under-dash fuse/relay box (C921)
Dashboard wire harness {C503)
Main wire harness (C402)
Main wire harness (C401)
Main wire harness {C401)
Driver's door wire harness (C631)
Driver's door wire harness (C631)
Passenger's door wire harness (C651)
Passenger's door wire harness (C651)
Parking brake switch
Driver's seat belt switch
Driver's door switch
Left rear ABS wheel sensor
Rear wire harness (C601)
Rear wire harness (C601)
Rear wire harness {C602}
Fuel gauge sending unit
Fuel pump
Right rear ABS wheel sensor
Passenger's door switch
Fuel tank pressure sensor sub-harness(c791)
Power mirror switch
ABS
ABS
ABS
G551
G552
Left kick panel
Left side of floor
Body ground, via floor wire harness
Body ground. via floor wire harness
*1r With power windows*2: Without power windows*3: D16Y8 engine {Coupe)
*4: '96 - 98 models*5: '99 - 00 models
23-40

Gonnector ldentification and Wire Harness Routing
Connector ol
Terminal
Number of
CavitiesLocationConnects toNotes
c553
c554
c556
c557
c557
c558
c559
c560
c561
c562
c563
c564
c565
c566
c567
L5bY
c570
c511
c572
c513
6
14
25
2
25
'|
1
2't4
1'10
6
6
I
1
Behind underdash fuse/relay box
Behind under-dash fuse/relay box
Above under-dash fuse/relay box
Under left side of dash
Above under-dash fuse/relay box
Drlver's door
Driver's door
Passenger's door
Passenger's door
Middle of floor
Left side of floor
Right B-pillar
lnside of left rear wheel
Left C-pillar
Left C-pillar
Fuel tank
Fuel tank
Inside of right rear wheel
Left B-pillar
Left side of steering wheel
Right B-pillar
Left B-pillar
Left quarter panel
Right quarter panel
Under-dash fuse/relay box {C923)
Under-dash fuse/relay box (C921)
Dashboard wire harness (C503)
Main wire harness (C402)
Main wire harness (C401)
Driver's door wire harness (C631)
Driver's door wire harness (C631)
Front passenger's doorwire harness (C651)
Front passenge/s doorwire harness (C651)
Parking brake switch
Driver's seat belt switch
Front passenger's door switch
Left rear ABS wheel sensor
Rear wire harness (C601)
Rear wire harness (C602)
Fuel gauge sending unit
Fuel pump {FP)
Right rear ABS wheel sensor
Driver's door switch
Power mirror switch
Right rear door wire harness (C671)
Left rear door wire harness (C661)
Left rear door switch
Right rear door switch
ABS
ABS
ABS
G552
Left kick panel
Left side of floor
Body ground, via floor wire harness
Body ground, via floor wire harness
Floor Wire Harness lSedanl: '96 model
*l:With power windows*2; Without power windows
23-42

Gonnector ldentification and Wire Harness Routing
Floor Wire Harness (Sedanl: '97 - 00 models
Connector or
Terminal
Number of
CavitiesLocationConnects toNotes
c552
c553
c554
c555
c556
c557
c557
c558
c559
c560
c56'l
c562
c563
c564
c566
c568
c569
c570
c571
c572
16
8
14
20
25
2
2
1
2
1
20
2
2
2
1
l0
1
1
Behind under-dash fuse/relay box
Behind under dash fuse/relay box
Above under-dash fuse/relay box
Under left side of dash
Above under-dash fuse/relay box
Above under-dash fuse/relay box
Driver's door
Driver's door
Passenger's door
Passenger's door
Middle of floor
Left side of floor
Right B-pillar
Inside of left rear wheel
Left C-pillar
Left C-pillar
Left C-pillar
Fuel tank
Fuel tank
Inside of righr rear wheel
Left B-pillar
Fuel tank
Left side of steering wheel
Righr B,pillar
Left B pillar
I ofr ^,,.riar ^.^al
Right quarter panel
Under-dash fuse/relay box (C923)
Under-dash fuse/relay box (C921)
Dashboard wire harness (C503)
Main wire harness (C402)
Main wire harness (C401)
Main wire harness (C401)
Driver's door wire harness (C631)
Driver's door wire harness {C631}
Front passenger's door wire harness (C651)
Front passenger's door wire harness (C651)
Parking brake switch
Driver's seat belt switch
Front passenger's door switch
Left rear ABS wheel sensor
Rear wire harness (C601)
Rear wire harness (C601)
Rear wire harness (C602)
Fuel gauge sending unit
Fuel pump (FP)
Right rear ABS wheel sensor
Driver's door switch
Fuel tank pressure sensor sub-harness(c791)
Power mirror switch
Right rear door wire harness (C671)
Left rear door wire harness (C661)
Left rear door switch
Right rear door switch
ABS
ABS
ABS
G551Left kick panel
Left side of floor
Body ground, via floor wire harness
Body ground, via floor wire harness
"1r With power windows*2: Without power windows
*3:'97 - '98 models*4: '99 - 00 models
23-44

Component Location
97. Left Rear Door Striker Area (Right Similar)\
\
100. Below Left Side of Rear Seat (Right Similar)
98. Driver's Door Sill101. Left of Rear Seat (Sedan Shown, Others Similar)
99. Left Center Pillar (Right Similar)102. Genter of Rear Shelf (Coupe/Sedan)
201 -16
\

Connector Views (cont'd)
1. C202 (with Cruise Control)
- Gray- Left side ol engine compartment- Connects main wire harness to engine
compartment wre harness
gRN/BLK
(Cruise control)
BRN,ryVHT(Cruise control)
RED/BLK(Headlight switch)
BRN {Cruise conkol)
WHT/BLK(Front wipetwashel)5
4.c568
- Gray- Below Juel tank unit connector- Connects floor wire harness to tuel tank
pressure suo-narness
BLU (PGi.4-Fr)
LT GRN (PGM-FI)
BLl(WHT (PGI\4-FD
YEUBLU (PGM,FI)
GRN/BLK (PGI\,4.FD
4
5
2. C407 ('98-'00 Models)
- Gray- Behind left side ol dash, above kick panel
- Connects main wire harness to roof or moonroo{
wtre harness
WHT/RED(Ceiling light)
l\4ale - LT GRN/REDFemale - LT GRN/BLKor LT GRN/RED(Ceiling light)
5
5.c570
- Blue- In right door pillar- Connects floor wire harness to right rear door
wlre hafness
2
3
YEL(Power windows)
WHT/RED(Power door locks)
YEUGRN(Power wrndows)
YEL/BLK(Power windows)
YEURED(Power door locks)
5
6
3.c423
- Green- On Jront of under-dash tuse/relay box- On main wire harness
*1: YEL (Fuse 3)*2: GRN(Rear wiper/washe4
GRN/YEL(Turn signals)
GRN/ORN {Tu.n signals)
GRN/BLK(Front wiper/washer)
GRN/RED(Turn signals)
5
62
3
*1= USA: tX, EX, HX, DX-V SiCanada: EX, Si*2= Hatchback
202-2
6.c571
- Blue- In lett door pillar- Connects floor wire harness to lett rear door
wlre harness
MaIe _ YELFemale - GBN/YEL(Power windows)
WHT/RED(Power door locks)
Male - YEUGRNFemale - GBN(Power windows)
5
6
N4ale YEUBLKFemale - RED,ryVHT(Power windows)
YEURED(Power door locks)

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