1994 HONDA INTEGRA Page 98

Charging System
Alternator Replacement
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 powet to the radio and turn it on.
When the word "CODE" is displayed, enler the cus-
tomer's 5-digit code to restore radio operation.
1 . Disconnect the ground cable from the battery nega-
tive (- ) terminal.
2. Disconnect the alternator connector from the al-
rernaror.
TERMINAL NUT
B TERMINAL
ALTERNATORCONNECTOR
Remove the terminal nut and the WHT wire from the
B terminal.
Loosen the adjusting nut. then remove the mount-
Ing nul.
MOUNTING NUT44 N.m (4.5 kgt.m, 33 lbf'ftl
5. Remove the alternator belt from the alternator pulley.
6. Remove the lower mounting bolt, then lift the alter-
nator upward.
23-104
ADJUSTING NUT
w
UPPER MOUNTII{GBRACKET BOLTSil4 N.m {4.5 kgl'm, 33 lbl'ft}
24 N.m 12.4 kgf'm,'t 7 tbf.ftl
\ (^,-(\
\-/ I
7. Remove the lower and upper mounting bracket bolts
and the mounting brackets.
BRACKETBRACKET BOLTS44 N.m (4.5 ksl.m, 33 lbt'ft1
8. Remove the adiusting nut and upper mounting bolt,
then lift out the alternator.
9. lnstall the altetnator in the reverse order of removal.
CAUTION: Adiust tho alternalor belt tension aftor
installation (seo Page 23-1O81.
NOTE: Reconnect the battery ground cable and turn
the radio on. When the word "CODE" is displayed,
enter the customer's 5-digit code.

Alternator Overhaul
CAUTION: Do not r€move th€ pulley unl€Es the t.ontbearing needs r6placsm6nt.
To loosen the pulley locknut, use 10 mm and 22 mmwrenches. It necessary, use an impact wrench.
Test, page 23-107SPAC
REAR BEARING
ER RING
rl
@n
CAUTION: Do not get grease
or oil on the slip rings.
HOLDERTOR
ARUSH HOLOER
FRONT BEARING
PULLEY LOCKI{UT1'll N.m 111.3 kgt.m,82 tbf.trl
STATOR/DRIVE ENDHOUStt{G
BBUSHINSULA
)
(@P "
STATOR THROUGHBOLT
VOLTAGE REGULATOR
DIODE IRECTIFIER) ASSEMBLYTest, page 23-106
6
q
%A
re
TERMINAL INSULATORqt
PULLEY LOCKNUT111 N.m (1 1.3 kgt.m, 82 lbf.ft)
PULLEY
10 mm BOX WRENCH
REAR HOUSING
Inspection, page 23-
fu"- "o*n.r" ".,"- BRACKET
23-105

Fan Gontrols
Component Location Index
For the A/C system, see section 22.
UNDER-HOODFUSE/RELAY BOX
RADIAIOR FAN REI.AYTest, page 23-68
CONDCNSER FAI{ BELAYlwir6 color3: ELKnirHT, WHTIIBLUryEL, and BLU/BL( ITest, page 23-68
ENGII{EcooLA TTEMPERATURE{ECT)SwlTCHTesr, page 23-'l 12
FAN MOTORTest, page 23-112
BADIATOR FAN MOTORTest, page 23-1 12
23-109

Gauge Assembly
Component Location Index
CAUTION:
a All SRS electrical wiring harnosses are cov€rod withyellow insulation.
a Bofore disconnecting any prn ot th€ SRS wire har-ness, connect tho short connector(sl.a R€place th6 entirs affGcted SRS halne$ assembly ifit has an open circuit o? damaged wiring.
SRS MAIN HARNESS{Cov.r6d with yollow inrularionl
GAUGE ASSEMBLYGauge Location Index, page 23-114Indicator Location Index, page 23-1 14Terminal Location Index, page 23-114Bulb Location. page 23-'l 15Disassembly. page 23-1 19Removal, page 23-118
FUEL GAUGE SENDING UNtTTest, page 23'124Repfacemenr, page 23-124
VEHICLE SPEEO SENSOB IVSS}Test, page 23-120fnput Test. page 23-120Repfacement, page 23-122
PARKITTG BRAKE SWITCHTest, page 23-127
BRAKE FLUID LEVEL SWITCHTesr, page 23-127
EI{GINE OIL PBESSURE SWITCHTest, page 23-122
ENGINE COOLANT TEMPERATURE IECTI GAUGESENOING UNITTest, page 23-126
(C61'ios tho SBS indicator signal)
23-113

Gauge Assembly
Gauge/lndicator/Terminal Location Index
CAUTIOI{:
a All SRS olectrical wiring harnessos aro covorod with
yellow insulation,
Belol€ disconnecting any part ot tho SRS wiro hat-
nesa. connoct the short connoctol(El.
Replaco th6 entire aff6cted SRS hamess sssombly lf
it has an open circuil or damagod widng.
co r{EcroR "c" (c558}
FUEL GAUGE:Gauge Test, page 23-123
Sending Unit Tost, page 23-124
23,-114
A/T GEAR POSIT|OIIDICATOR SYSTEISee pags 23-132
E GI[{E COOLAI{T TEIIPEFATURE IECTIc6uge TEst, p6g6 23-126Sending Unit Tsst, pago 23-126
TACHOMETER:Indicatos lOO rpm at20O puls€s per minul€of the ignition controlmodul€ llCM).
SPEEDOMETER:Indicates (60 mph 6i 1025 rpml or{60 km/h at 637 rem) of th€v€hicle spe6d sonsor lVSSl.
CoNNECTOR "8" (c5601
Bi ----------+ B16Cl ----+ClO
f',. /i)
)Y
-"b
\_./ \J \-___--
a1 -----> A5
Dl-------.>D13
col{]{ECTOR "D" (C5591
rtrF --
coNNECfOR "A" (C557)

Disassembly
NOTE: Handle the terminals and printed circuit boards caretully to avoid damaging them.
ENGINE COOLA]TTTEiIPERATURE {ECT}GAUGEMOUNTING SCREW (x 3)
TAGHOMETER MOUI{TING SCREW (x 3l
SPEEDOMETER MOUNTTNG SCREW tx 4l
. SPEEDOMETER
k)T
-
n
FUEL GAUTest, psgeGE UNIT23-123
Specilication, pa96 23-1 14Troubfeshooting. page 23-1 20. ODOMETERTroubleshooting, page 23-1 20. TRIP METERTroubfeshooting, page 23-1 20
23-119

Speedometer/Trip Meter/Odometer
Troubleshooting
NOTE: The numbers in the table show the troubleshooting sequence.
Item to be inspected
Symptom
-9
;6+*c.r i.(D
zc*f
;59cd)=
E
a
6
E
'iF
o
(L
:lt)a
o
-9
>g
q)
qlv
E
'
E
oo
Odometer and trip meter wotk, but speedometer does
not.12
SDeedometer works, but odometer and trip meter do
nor,1
Speedometer. odometer, and trip meter do not work.
VSS Input Test (At ham€ss side of 3-P connector)
No. Wir6Tost conditionT€st: Desirsd resultPossible cause it result is not obtained
1BLKUnder all conditionsCheck for continuity to ground:
There should be continuity.
. An open in the wire. Poor ground (G1O1)
BLK/YEL
lgnition switch ON (ll)Check tor voltage to ground:
There should be battery
voltage.
Blown *No. 24 fuse in the unde.-
dash tus€/relay box
Short to ground
An open in the wire
ORNlgnition switch ON (ll)Check for voltage to ground:
There should be about 5 V.
. Shon to ground
. An open in the wire
NOTE: A short to ground in the
vSS Tost
Speedometer does not work.
ORN wire can be caused by a short in any component connected to lt.
3-P CONNECTOR
Inspect 'No. 24luse in the under-dash tuse/relay box beloretesting.
Turn the ignition switch ON lll).
Measure voltage between theBLK/YEL wire terminal and the8LK wire terminal in the harnessside of the 3-P connector.
{To next page)
23-120
24 (15 A): 81881 engine No. 24 {20 A): 818C1 engine

{From previous page)
Check tor continuity between theBLK terminal and body ground.ls there battery voltage?
Measure voltage between theORN and the BLK wire terminals.Ropair opon belw€onVSS and ground G101.
Ropair opon in tho BLKrYEL wirobotwoen VSS and undor-dsshluse/rolay box.
ls there about 5 V?
Ropair op6n in th6 ORN wire orshon to body ground.Raise the tront of the car and sup-port it with salety stands.
Touch a probe to the ORN wireand connect at to body groundthrough a voltmeter.
Putthe car in neutralwith kev ON.
Slowly rotate one wheel with theother wheel blocked.
Does voltage pulse from O toabout 1O V?Roplac. tho VSS {see page23-1221.
Touch a probe to the ORN wireand connect it to body groundthrough a voltmeter.
Slowly rotate one wheelwith theother wheel blocked.
Ropair opon in th6 OBil wire bo-tween tho VSS and th6 3p.odo-molgt.
Ooes the meter indicatepulsing voltage?
23-121