open hood HONDA INTEGRA 1998 4.G Workshop Manual
[x] Cancel search | Manufacturer: HONDA, Model Year: 1998, Model line: INTEGRA, Model: HONDA INTEGRA 1998 4.GPages: 1681, PDF Size: 54.22 MB
Page 256 of 1681
NOTE:. Whon there is no cod6 stored, the MIL willstay on iftho aorvice check conn€ctor is snoned.' lfthis symptom is intermittent. check tor:- A loos6 Fl E/M (15 A) in the undor-hood tuse/relav box- A loose No. 13 FUEL PUMP {SRS UNIT) (15 A) in th6 under-dash fuse/retay box- An intermitt6nt short in the wir€ betwesn the ECM (C7) and th€ sorvice chock conn€qor- An intormittent open in the wire between the sorvice chsck conneclor and G40l- An intermittent short in the wire betwo€n the ECM (A18) and the gaug6 assemDry- An intermittent shon in the wir6 between the ECM (D14) and the MAP sonsor- An intermittent shon in the wire bstween the ECM (Dto), th6 Tp sensor and Fu6l tankpI6SSU16 SOnSOT- PGM-FI Main relay. See th6 OBD ll scan tool or Honda PGM Tester user's manuals for sp6cific operating instruc-!ons.
(To page 11-52)
(cont'd)
Th. M.lfunction Indic.tor LlmplMlll .t!yr on or comlr on ltt .two aaconda.
Ch.ck th! Dirgnoitic tioubl.Cod. IDTC):'1. Connoct a 6can tool or HondaPGM Tester,2. Turn tho ignition switch ON (ll).3. Read tho DTC with the scantool or Honda PGM T6st6r.
Go to trouHorhooting proQduaaa.
koo p.g6 I 1.3:ll
Ch.ct th. DTC by MIL indication:1. Turn th€ ignition switch OFF.2. Connect the SCS seNic€ con-n€ctor to the sorvico checkconnoctor,3. Turn the ignition s1\,itch ON (ll).
Rapair opan or ahort in wirabotw..n thg ECM lCSl .ndData Llnk Conncctor.Go lo troublcrhootlng pro-c.dur.3. {.co pag. 11-32)
Do.s th6 MIL indicate anv DTC?
Try to start tho engine.
Chack lor r 3hort in th. wlr.3lsqg lln.):1. Turn the ignition switch OFFand turn the ignition switchoN { },2. Disconnect th6 SCS serviceconnector,3. M€a6urg voltaOe between theECM connoctor torminal C7and body ground.
Rapah 3hort to body ground inlh. wir. b.lw..n ECM lCTl .ndacwica chack connactor.
ls ther6 approx. 5 V?
\{,
(To page 11-52)
11-51
Page 308 of 1681
(From page t 1'102)
Ch6ck {or an op6n in the wireIACC linel:Mo m enta rily connect the A/Cclutch relay 4P connector termi-nal No. 4 to body ground with a,umper wire several times.
ls there a clicking noise fromthe A,/C compressor clutch?
ls there a clicking noise fromthe 4,./C compressor clutch?See air conditione. insoection{s€e section 22).
Repai. op6n in the wire betwe€ntho ECM lA17l and the A/C clutch
Check tor the oparation of theA/C:1. Start the eogine.2. Turn the blower switch ON.3. Turn the !y'C switch ON.
Check lor sn open in th6 wireIACS line):Measure voltage between ECMconnector terminals C5 and A9,
Air conditioning signal i3 OK.Repafu open in the wire betweenthe ECM {C5} and th€ A/C D.es-sure switch or A/C diode.
ls voltage less than 1.0 V?
- Substitute e known-good ECM.nd .echeck. lf 3ymptom/indi-cation goes away, rcplaco th€original ECM.- 56€ the air conditionor inspcc-tion {3eo soction 221.
UNDER HOOD FUSE/RELAYBOX 9P CONNECTOR tC216)
JUMPERWIREACC {SLK/RED)Wire side of temale- terminals
A {32P)
LGl(BRN/BLKI
ECM CONNECTORS
Wire side of female terminals
c (31P)
ACS{BLU/RED}
I
'1.1-103
Page 309 of 1681
This signals the ECM when the brake pedal is depressed
Inspeclion ot Brake Switch Signal.
Are the brake lights on withoutdepressing the brake pedal?
lnspect the HoRN STOP (20 Aifuse in the under-hood fuse/ relaybox,Do the brake lights come on?
Repair shori in the wire b€-
tween the brake switch and
the HoRN STOP {20 Al fuse.Replace tha HORN STOP (20 AlIus€.
Repair open in the wire be-tween the brtke switch andtho HORN STOP {20 Al tuse.
Inspect the brake switch {seesection 23).Check tor an open in the wire
{BKSW line):1- Depress the brake pedal.
2. Measure voltage between ECMconnector terminals D5 and Agwith the brake pedal depressed.
Repair open io th6 wiae batweonthe EcM lDs) rnd the brakeswitch.
Brake switch signal is OK.
ldle ControlSystem
Brake SwitchSignal
L
L
A {32P}LGl{BRN/BLX}
D {16P)
Wrre side of female terminals
I
Page 330 of 1681
I
tr,
- Engine will not start.- Inspection of PGM-FI mainrelay and relay harne$.
Check lor an open in the ware{GND line}l1. Turn the ignition switch OFF.2. Disconnect the PGM Fl mainrelay 7P connector.3. Check for continuity betweenthe PGM'FI main relay 7P connector terminal No. 3 and bodyground,
Repair open in the wire betweenthe PGM-Fl main relay and G101.
Check for an open or shon in thewire {BAT line)rMeasure voltage between thePGM-Fl main relay 7P connectorterminal No.7 and body ground.- Fepaii open or short in thewire between the PGM-FImain rel6y and the Fl E/M 115A) tuse.- Replace th€ Fl E/M {15 A)fusein the under-hood tuse/relay
ls there battery vohage?
Check foi an open or shori in thewire (lG1 line):1. Turn the ignition switch ON (ll).
2, Measure the voltage betweenthe PGM Fl main relay 7P con-nector terminal No. 5 and bodyground,R€pair open or short in thewire betwo€n the PIGM-FI mainrelav and the No. 13 FUELPUMP ISRS UNIT) (15 Altuse.ReDlace the No. 13 FUELPUMP ISRS UNID (15 Al fusein the under-dash tuse/relayoox,
Check for an open or short in thewire {STS linel:1. Turn the ignition switch to theSTART { lll) position.NOTE:. M/T: Clutch pedal must beoepresseo.. A/T: Transmission in ld or
E position.2. Measure the voltage betweenthe PGM-FI main relay 7P con-nector terminal No. 2 and bodyground,
Troubleshooting
'l RELAY 7P CONNECTOR
GND
t .--.-l T;-l IBLK)L' 'r I" T----
lr s o rl A
+
Wire side o{ female termanals
8AT(YEL/WHT)
STS {BLU/WHTI
(cont'd)
(To page11- t 26)
11-125
Page 804 of 1681
Troubleshooting
- When the v€hicl€ starts, theABS indicator comes on.- With the SCS service connec-tor connected lsee page 19-371. DTC 52 is indicated.
DTC 52: Motor Stuck OFF
l
l
NOTE: Connect the pump motor relayconnector terminal No.3 to No. 4 for amoment, and rechock the fuse. It the fuseis blown, check lor a short to bodyground in the motor power source circuit.
NOTE: Connect the pump motor relayconnector terminal No. 3 to No. 4 for amoment, and recheck the fuse. lf thetuse is blown, check for a short to bodyground in the MCK circuit.
PUTIIP MOTOR RELAY CONNECTOB
+B
Check the PMR circuit.lTo page 19-54)
JUMPER WIRE
Terminal side of temale terminals
Check fo. an open in the MOTORcircuit:1. Disconnect the pump motor
2. Connect the pump motorrelay connector terminal No.3 to No. 4 with a jumper wire.3. Measure the voltage betweenthe pum p motor connectorterminal No. l and bodyground,
PUMP MOTOR CONNECTON
u_l_lj
I MOTOR tWHTt
n)Y-L
Terminal side of temale terrninals
YES
Check the ABS MOTOR (40 A)fuse in the under hood ABSfuse/relay box, and reinstall thetuse if it is OK.
Feplace the fus6 and recheck.
check the ABS uNlT (10 A) fusein the under-hood ABS fuse/relaybox, and reinstall the fuse if it isoK.
Reolace the tuse and r.check.
Roplece tha pump motor .el.y.
Check the motor circuit:Connect the pump motor relayconnector terminal No. 3 to No, 4with a jumper wire for a moment.
Does the pump motor operate?
Rop.i. opan in the wir. betwconthc underhood ABS fuso/r6ltybox and the pump motor,
{To page 19-53}
Page 807 of 1681
DTC 53: Motor Stuck ON
LI
UNDER.HOOD ABS FUSE/RELAY BOXlP@ NECTOR
MCK IBRN/YELI
Wire side oI female terminals
PUMP MOTOR CONI{ECTOR
.F\t2 1lY
IMoroR twHrl
(v)
Y
Terminal side of temale terminals
MOTOR (WHT}
- With th. ignition switch ONlll), tho ABS indicator doesnot go oft.- With th. SCS scrvico connec-lor connoctod |roo prgo 19-371. DTC 5:l i! indicrted.
Chock that the pump motor opeFates with the ignition switch OFF.
R.phce the pump motor rolay.lPump motor ralay ltuck ON.)Does the pump motor oporate?
Check the ABS UNIT (10 A) fusein tho under-hood fuse/relay box,and reinstallthe fuse if it is OK.
Replace tho fuso and rcchock,
Chock tor an opcn in thc MCKcircuit:1. Turn the ignition switch ON (lll.
2. Measure the voltage betvveenthe under-hood ABS luse/relaybox 4P connector terminal No.2 and body ground.
R.psir opan in thc wiro botwoonthc undar-hood ABS tuso/rolaybox .nd lho ABS contJol unh.
ls there approx. 10 V?
Chock tor .n opon in tho MOIORcircuit:1. Disconnect the pump motorconnector,2. Measure the voltage botweenterminal No. l and bodyground.
Ropair open in the wire bstwsenth6 undor-hood ABS fu3e/rclevbox rnd the pump molor.
ls there approx. 10 V?
Check tor tn opor in the MOTORGND circuii:Measure the voltage between thepumo motor connector tetminalNo. 1 and No.2.
.Repeir open in tho wirobotwaan the pump motor andbody ground.. Rep.ir poor ground (G202).
ls there approx. 10 V?
(To page 19-56)
MOTON GND
(cont'd)
Page 809 of 1681
DTC 54: Fail-safe Relay
- With tho ignition switch ONlll), the ABs indicato. do.snol qo oft.- lr
ith tho SCS sorvico oonncc-tor connoctod (aoe pago 19-37). DTC 5,1 i3 indicli.d.
NOTE: lf the fuse is blown after the fail-sato relay is on. check for a short tobody ground in the wire between thetail-saf6 relay, pump motor relay andmodulator unit.
-
FAIL.SAFE RELAY CONN€CTON
+8 IWHT/GRNI J-F1r- l l2l
EIN(v) -
Y
Wire sade ol female terminals
+8{WHT/GRN| '.5
JUMPEFWIFE ( ffi-----1113
soltNorD{BRN/BLK}
MODULATOR UN]T CON ECTOR
sot"ENorD{BRN/BLKI
Terminal side ot female terminals
Check the ABS 81 (20 A) fuse inthe under'hood ABS fuse/relaybox, and reinstall the luse if it isoK.
R.olaco tho fu3! .nd rochocl.
Check the fail-safe relay (see sec-tion 23) and leavo tho tail-saferetay removed.
Chock lor an opan in th6 +8 cir-cuit:Measure the voltage between th€fail-safe relay connector terminalNo. 1 and body ground.
Ropair opon in tha wire botwecnths undor-hood ABS fuso/rol.ybox.nd ihe tail.3at r.lay,
ls there battery voltage?
Chock tor.n op6n in thesolenoid power 3ourco circuit:1. Connect the fail'saIe relayconnector terminal No. 1 toNo. 3 with a jumper wire.2. Disconnect the modulatorunit connector,3. Measure tho voltage betweenthe modulator unit connectorterminal No. 10 and bodyground.
Rep.ir open in tha wira betwoonthe fril-rete rolay and tha modu-lator unit.
ls there battery voltage?
(To page 19-58)(cont'dl