1994 HONDA INTEGRA Main harness

Replacement
To remove the dashboard, first remove the:
a Front seats (see page 2O-103)
a Front and rear consoles (see page 20-128)a Dashboard lower cover (see page 2O-131)a Knee bolster (see page 2O-132)a Glove box lsee page 2O-135). Clock (see page 20-135)
a Moonroot switch (see page 20-1341a Stereo radio/cassette {see page 20-132)
Lower the steering column (see section 17).
@@ ro avoid accidentat dedoyment andpossiblo in ury, always install the prot€ctive short
connector on tho drivsr's airbag connector bgtor€
lowering tho stooring column (so€ page 20-1361.
NOTE: To prevent damage to the steering column,
wrap it with a shoD towel.


: 8olt, nul locations
A

: Bolt, 28 : ut, 2
8 x 1.25 mm22 N-m 12.2 ksl.m,16 lbt.frl
8 x 1.25 mm
gill$"'l
STEERING COLUMN
3. Remove the nuts, then remove the front passsnger,s
airbag bracket,
@ To avoid accidantar daploym.nr ",'dpossibls iniury, always install th€ protoctiv. 3hqtconnoctor on tho ,ront passongor'a airbag conncc-tor whon tha SRS main ha.na$ is disconncctod llcrpago 20-136).


: Nut locatlons, 4
FRONT PASSENGER'S
FRONT PASSENGER'SAIRBAG BRACKET
4.
SRS MAINHARNESS
Disconnect the air mix controlcable and connectors.
AIR MIX CONTROLCAELE
CONNECTORS
(cont'dl
20-137

lllustrated Index
CAUTION:
a All SRS electrical wiling harnesses are covered with
y€llow insulation.
a Bafore disconnecting any pan of the SRS wile har-
ness. connect the sholt connectorlsl.
a Replace the sntire aflected SRS halness assembly if
it has an open circuit or damaged wiring.
NOTE: The original radio has a coded thelt protection
circuit. Be sure to get the customer's code number before- disconnecting the battery.- removing the No. 32 (7.5 Al fuse lrom the under-
hood fuse/relav box.- removing the radio.
After service, reconnect power to the radio and turn it
on. when the word "CODE" is displayed, enter the cus-
tomer's 5-digit code to restore radio operation.
BLOWER UNITReplacement, page 21-2OOverhaul, page 21-21HEATER UNITRepfacement, page 2l 22Overhaul, page 21-24
RECIRCULATION CONTROL MOTORTest, page 21-29Replacement, page 21 29I{EATER VAIVE CABLEAdjustment, page 21-27
BLOWEN RESISTORTest, page 21-9
AIR MIX CONTROLCABLEAd,ustment, page 21-27Replacement. page 21-26
a/c swrTcH(wirh A/clTest, page 22-20
RECIRCULATIONCONTROL SWITCHTest, page 21-31
HEATER FANswtTcHTest, page 2'l-3O
MODE CONTROL MOTORTest, page 21-28Repfacement, page 21'28
MODE CONTROL SWITCHTest, page 21'31
HEATER CONTROL PANELRepf acement, page 21 -25
Overhaul, page 21-26
TEMPERATURE CONTROLLEVER(Adjustmonl: See AIR MIXCONTROL CABLE}
SRS MAIN HARNESS
W,
21-2
I

lllustrated Index
CAUTION:
. All SRS electrical wiring harnossos are cover€d withyellow insulation.
. B€fors disconnacting any part of the SRS wire har-ness, connsct the 3hort connsctor(s).. Replace the entirs affscted SRS harness assembly itit has an open circuit or damaged wiring.
NOTE; The original radio has a coded theft protection
circuit. Be sure to get the customer's code number
before- disconnecting the battery.- removing the No.32 (7.5 A) fuse from the under-
hood fuse/relay box.- removing the radio.
After service, reconnect Dower to the radio and turn it
on. When the word "CODE" is displayed, enter the cus-
tomer's 5-digit code to restore radio operation.
SRS MAIN HARNESSlcover€d with yellow insulationl
EVAPORATORReplacement, page 22-26Ovethaul. Oase 22.27
SERVICE VALVE(LOW PRESSURE SIDEI
SERVICE VALVEIHIGH PRESSURE SIDE)
RECEIVER/DRYER
CONDENSERReplacement, page 22,37
A/C PRESSURE SWITCHCOMPRESSORReplacement, page 22-30When the refrigerant pressure is below 200 kpa (2.0kqflcm,,28 psi) due to refrigerant leakage or above 3]OOkPa (32 kgf/cm,, 460 psi) due to coolant btockage, the A,/Cpressure switch opens the circuit to the A"/C switch andstops the air conditionang to protect the compressor.
22-3

Wiring/Connector Locations
A/C DIODECONNECTOR(Loc.ted .bovo tho.ight kick p.n.ll
RADIA'OR FAN RELAY{Localed in the undel-hood fu3o/reltY box)
A/CTHERMOSTAT CONDENSERFANCONNECTOR CONNECTOR
MAIN WIRE HARNESS
A/C WIRE HARNESSCONNECTOR
RADIATOR FANCONNECTOR
A/C WIRE HARNESS
COMPRESSOR CLUTCHCONNECTORA/C PR€SSURE SWTTCHCONNECTOR
22-4

Frcm page 22-11
Bdt ry vohro.?
_@_____-l
Turn the ignition switch ON (lI).
M€asure the voltage betweon th6BLK/YEL wire terminsl {+) andbody ground (-).
R.p.i. opcn in th. 3LX/YEL wirrbalwarn tha undar.da3h tuaa/.clay box and iha como.aaao.clutch rahy.
ls there battery voltage?
Turn the ignition switch OFF andinstall the comprossor clutchrelay.
Connect the test harness "A" and"8" conoectors to th6 main wireharness only, not to the ECM (s6gsection 11).
Turn th6 ignition switch ON (II).
Measure the voltagG between theA15 terminal (+) and bodyground (-1.
R.prir op.n in th. BLK/RED wirtb.twran the compraa.or clotch..1.y .nd th. ECM.
Make sure the A/C and heate. tenswitch6s are OFF.
Measure tho voltage b€tween the85 terminsl (+) and body ground(-).
R.p.ir op.n in th. BI-U/RED wir.b.tw.rn th. A/C diod. .nd th.CCM.
Sub.titute r known-good ECMand rocheck. lt lymptom/indicr-tion go€3 rwry, rapbca th. origi-nrl ECM.
Blttary vohago?
r_--@_Bs {+)
TEST HARNESS07t4, - PT3010a
" , -1llltf,'tfrSfiiwiafi
22-15

Electrical
Special Tools
Troubleshooting
Tips and Precautions ................................ 23-3Five-stop Tloubleshooting ..............,...-..-... Z3-sSchematic Symbols ................................_. 23-6wire Color Cod€s ..................................... 23-6Relay and Control Unit Locations
Engine Compartment .........,............ ... --. 23-7Dsshboard and Door ..,,......................... 23-gDashboard and Floor ............................. 23-t OOuaner Panel .....-.....23-12Connector ldentification and WireHarness Routing ........ 23-i 3
Index to Circuits and Systems
Airbag ............... ...-..-... 2g-26sAir Conditioning ....,.. Section 2lAltelnator ......_.............. 23-99Anti-lock Brake Systsm (ABS) Section 19Automatic Transmission Section 14Battery .............. .......... 23-66Chafging System ........... 23-98rCigalstte Lighter .....................-...-......-..-.. Z3-2O4Cfock ................. ..........23-197rcruise Controf .......--..-... 23-242Distributor .................... 23-87Fan Controls ................. 23-1ogFuel and Emissions ... Section 1i*Fuses
Under-dash Fuse/Relay Box ................... 23-48Undor-hood ABS Fuse/Retay Box ............ 23-51Under-hood Fuse/Relay Box,.................. 23-52rGauges
Engine Coolant Temperature {ECT)Gauge ................ ..23-126Fuef cauge ............... 2g-123'Gauge Assembly ....--.23-113Speedometer .....-...,,. 23-114Tachometer .....,.....-.. 23-114Ground Distribution ........ 23-60Heater ,,,........,.... ..... Section 2lrHorn ................. ........... 23-199*fgnition Switch ............. 23-70fgnition Syst6m .......-..-.. 23-A7lgnition Timing .............. 23-89Indicator Lights"A/T Gear Position .............. ................... 23-1 32B1ak6 System ...,..,..-.23-127Engine Oil Pressura .............................. _ 23-1 51Low Fuel ............ ......23-125Malfunction Indicator Lamp {MlL} ...,,. Section I l
tfnteglated Control Unit ...29-144*lnterlock System ...................................... 23-1 3gLights, Exteriol
Back-up Lights ........... 23-179Brake Lights .............. 23-t8ltDaytime Running Lights {Csnada} ........... 23-156Front Palking Lights ............................. 23-1 65Flont Side Marker Lights ....................... 23-165Front Turn Signal Lights ........................ 23-1 65*Hazard Warning Lights .........................- 2g-1A4Headlights ................. 23-t6tLicense Plate Lights .............................. 23-1 69Taillights(Harchback) .......... 23-166
{Sedan) .............. .. 23-167Lights. Inteliol
Cargo Area Light {Hatchback) ...... -.. -.. -... 23-177Ceifing Light ........-..-.23-175
Dash Lights Blightness Controt .............. 23-t70Glove Box Lighr ................................... 23-1 69Spotfighr ............ ....-.23-174Trunk Light (Sedanl ............... .............. - 23.-177*Lighting Sysrem .......-.-... 23-152:Moonroof ,,.,.......,..,,,,,.-.23-211PGM-FI Systom ........ S€crion 11Power Distribution .,.-..--..23-54Power Door Locks .............,,..................... 23-233Power Mirors ..,..,....-...- 23-216Power Relays ...........,..... 23-68Power Windows ............ 29-222*Rear Window Defogger ........,... ..........,..... - 23-20,6Reminder Systems
Key-in Remindel System ....,.............,.... 23-1 50Lights-on Reminder System ................... 23-l 5f*Maintenance Reminder system ..,,.... -.. - -. 23-.1 2gSeat Belt Reminder System ..................- 23-125*Side Markel/Turn Signal/Hazard
Ffasher System .,..,..-.23.-1A4Spark Pfugs .........-...-..... 23-97Starting System ....,,.....-. 23-73*Stereo Sound System ...,.......................,,.. 23-l gg
Supplemental Restraint System {SRS} ......... 23-265Vehicfe Speed Sensor {VSS) .............--..-.... 23-122*Wiper/Washer Systom ...............--.........-..- Zg-254
rRead SRS pi€cautions on Page 23-271 betore workingin these areas.
-+

Connector ldentification and Wire Harness Routing
How to ldentity ConnoctolS:
ldentification numbers have been assigned to all connectors. The number is preceded by the letter ,,C,, for connecrors,"G" for single ground terminals ot "f" hr single non-ground terminals.
Location
HamessEngino CompartmontDarhboardOthors (Floor, Door,
Trunk, Rootl
Starter cablesT1, T2, and (E
Battery ground cableG1 and O
Engine ground cable AT3
Engine ground cable BT4
G3
Under-hood ABS fuse/relav box cableT5 and (D
Engine wire harnessC101 through C134
Tl Ol and T102
G 101
A/C wire harnessCl 5'l through C156
G151
ABS modulator unit wir€ harnessC161 through C168
Engine companment wire ha.nessC3O'l through C32O
G301
Main wire hatnessC2O1 through C223
G2Ol and G2O2
C4O1 through C449
G401
Rear wire harnessC501 through C536
G501, G502 and G5O3
DashboSrd wire harnessC551 through C569
G551
Driver's door wire harnessC601 through C612
Front passenger's door wire harnessC626 through C634
Left rear door wire harness (Sedan)C651 through C654
Right rear door wire harness (Sedan)C656 through C659
Roof wire harnessC661 through C667
Heater sub-harness AC671 through C677
Heater sub-hatness BC681 through C684
ABS sub-harnessC7O1 through C7O6
G7O1, G702 and G703(Sedan)
Tailgate wire harness (Hatchback)C751 through C756
Spoiler sub-ha.ness (Hatchback)C761 through C763
Rear window defogger ground wire(Hatchback)c77'l
G771
SRS main harnessC8O1 through C8O7
G801
23-13

Gonnector ldentification and Wire Harness Routing
Startol cablos
Connector or
Terminal
Numbsr of
CavitiesLocationConnects toNotos
T1
r2
Right side of engine compartment
Right side of engine compartment
Under-hood fuse/relay box
Starter motor
@BatteryBattery positive terminal
B8ttory Ground Cable
Engine Ground Cable A
Engine Ground Cable B
A/C Wiro H81n6ss
Under-hood ABS Fus€/Relav Box Cablo
Conn€ctor or
T€rminal
Numbor of
CsvitiesLocationConnects toNotos
G1Right front shock towerBody ground, via battery ground
cable
\lBatteryBattery negative tetminal
Connoctor or
Tolminal
Number of
CavitiesLocationConnocta toNotes
T3Left side of engineValve cover
G2Left side of engine compartmentBody ground. via engine ground
wire A
Connoctor or
Torminal
Number ol
CavitiosLocationConnocts toNot€s
r4Right side of engine compartmentTransmission housing
G3Right side of front frameBody ground, via engine ground
wire B
Connoctor 01
Terminal
Numbor of
CavitiesLocationConnects toNotes
cl51
cl52
c153
c1 54
c155
c156
I
4
4
1
Right side ol engine comPartment
Left side of engine compartment
Left side of engine comPartment
Lett side ot engine compartment
Left side of engine comPanment
Left side of engine compartment
Main wire harness (C2O7)
Condenser fan relay
A/C compressor clutch relay
A/C pressure switch
Condenser fan motor
A/C compressor clutch
G151Right side of tront Jrame
Conngctor or
Terminal
Numbor ot
Caviti€sLocalionConnects loNotes
T5Right side of engine comPartmentUnder-hood ABS fuse/relay box
@Right side of engine compartmentBattery positive terminal
23-14