- ldle Speed Setting
Inspoction/Adiustment
NOTE:
a When the idle speed set, check the following items:
- The MIL has not been reported on.- lgnition timing- Spark plugs- Air cleaner- PCV svstem
a (Canada) Pullthe parking brake lever up. Stan the en-
gine, then check that the headlights are off.
1 Start the engine. Hold the engine at 3,000 rpm with
no load (A/T in S or @ position, M/T in neutral)
until the radiator tan comes on, then let it idle.
2. Connect a tachometer.
3. Disconnect the 2P connectot trom the ldle Air Con-
trol {lAC) valve.
Start the engine with the sccelerator pedal slightly
depressed. Stabilize the rpm at 1 ,OOO, then slowly
release the pedal until the engine idles.
Check idling in no-load conditions: headlights, blower
fan, rear defogger, radiator fan, and ai. conditioner
are not operatrng.
ldl€ spood should bo;
81881 ongino:
MlT48O ! 50 rym
An48O I 50 rpm
lin@or@oosition)
818C7 engine:48O ! 50 rym
Adjust the idle speed, if necessary, by turnmg the
idle adiusting screw.
NOTE: After adiust the idle speed in this step, check
the ignition timing (see section 231.
lf it is out ot spec. go back to step 4.
4.
e
Turn the ignition switch OFF.
Reconnect the 2P connector on the IAC valve, then
remove the BACK UP (7.5 A) fuse in the under-hood
tuse/relav box for 1O seconds to reset the ECM.
Restart 8nd idle the engine with no-load conditions
for one minute, then check the idle speed.
NOTE: (Canada) Pull the parking brake lever up.
Start the engine, then check that the headlights ate
off.
ldlo speed should be;
81881 ongino:
MTf75O ! 50 rpm
AIT75O t 50 rpm
(in[]or@positionl
818C1 engine: 750 1 50 rpm
(cont'd)
11-95
Emission Control System
SystemDescription
The emission control system includes a Three Way Cata-
lytic Convener (TWC), Positive Crankcase Ventilation(PCV) system and Evaporstive Emission {EVAP) Contfol
syst€m. The emission control system is designed to meet
federsl and stats emission standards.
Tailpipe Emission
Inspection
f!fifil oo nor amoro ou]rng rnr! Foacqurr. ^!op
any open flame away from yout wotk atca.
Start the engine. Hold the engine at 3,OOO rpm with
no load (A/T in @ or@ position, M/T in neutral) until
the radiator fan comes on, then let it idle,
Connect a tachometer.
Check and adiust the idle speed, if necessary (sss
page 1 1-95).
Warm up and calibrate the CO meter according to
the meter manutacturer's inst.uctions.
Check idle CO with the headlights, hester blower,
rear window defogger, cooling fan, and air condition-
er otf.
NOTE: (Canada) Pull the parking br8ke lever up.
Stan the engine, then check that the headlights are
off.
CO meter should indicate 0.1 maximum.
11-130
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
ABS Modulatol Unit Wile Harness
Engine Compartmont Wile Hatnaaa
Connoctor or
Torminal
Numbor ot
CaviiieELocationConnocta tooies
Ltol
c162
c163
c164
c165
c166
c't 67
c168
't4
2
2
Right side of engine comPartment
ABS modulator unit
ABS modulator unit
ABS modulator unit
ABS modulator unit
ABS modulator unit
ABS modulator unit
ABS modulator unat
Main wire harness (c21 1)
ABS Dressure switch
ABS right Jront solenoid (OUT)
ABS right front solenoid (lN)
ABS rear solenoid (OUT)
ABS rear solenoid llN)
ABS le{t front solenoid {OUT)
ABS left tront solenoid (lNl
Connector or
Tolminal
Numbd of
CaviliesLocationConnocta tot{oioE
c301
c302
c303
c304
c305
c306
c307
c308
c309
c310
c31 1
c312
c313
c314
c315
c316
c317
c318
c319
c320
20
20
1
2
14
2
1
1
2
4
2
2
1
2
2
5
Behind left kick Panel
Behind left kick panel
Behind lett kick Panel
Left side of engine compartment
Left side of engine comPartment
Left side of engine comPartment
Left side o{ engine comPartment
Left side of engine comPartment
Left side of engine compartment
Lelt side oJ engine comPartment
Middle of engine comPartment
Left side of engine comPartment
Left side oJ engine comPafiment
Behind leJt headlight
Behind left headlight
Behind left headlight
Behind left corner ot front
bumper
Behind lett corner ot front
DUmper
Behind left corner of ftont
DUmper
Behind left cornet of front
DUmper
Main wire harness (C4231
Main wire harness (C424)
Front fog light sYstem
Engine wire harness (C126)
Engine wire harness (C 127)
Test tachometer connector
Daytime running lights resistor
Windshi€ld wiper motot
Brake fluid level sensor ( + |
Brake fluid level sensor (- )
Power steering pressure (PSPI
Lett front wheel sensor
Cruise control actuator
Left headlight (Low beam)
LeJ-t headlight (High beam)
Front fog light system
Windshield washer motor
switch
Rear window washer motor
Left front side matker light
Left front tu.n signal/parking lights
USA
ABS
Option
Canada
Option
G301Lett side of engine comPartmentBody ground, via engine comPart-
ment wire harness
23-20
Connector ldentification and Wire Harness Routing
Rear Wire HamsEs (S6danl
Connector ol
Torminal
Number ot
Caviti6sLocaiionConnocts toNotos
c501
c503
c504
c505
c506
c507
c508
c509
c510aEt t
c512
L9 IJ
c514
c515
c516
c517
c518
c519
c520
c521
c522
c523
c527
c52A
LCZY
c530
c531
c532
c533
c534
c535
c536
6
1,|
2
1
I
4
4
10
10
12
25
'I
1
a
1
2
2
20
20
2
6
4
4
6
Behind left kick panel
Behind left kick panel
Behind dashboard lower cover
Behind dashboard lower cover
Behind dashboard lowe, cover
Driver's door
Center floor
Center floor
Left B-pillar
Fuel tank
Fuel tank
Right B'pillar
Above right side of trunk
Above left side ot trunk
Left quarter panel
Left quarter panel
Left quarter panel
Left side corner of trunk
Above center of trunk
Left side corner of trunk
Left rear corner of trunk
Right rear corner of trunk
Right rear corner of trunk
Left ,ear door
Right rear door
LeJt quarter panel
LeJt side oJ rear window
Above right side of trunk
Right quarter panel
Right side of rear window
Left side ot trunk lid
Center ot trunk lid
Right side ot trunk lid
Main wire harness (C421)
Main wire harness (C422)
Under-dash tuse/relay box {C912}
Under-dash fuse/relay box (C915)
Dashboard wire harness (C554)
Driver's door wire harness (C6O l )
Driver's seat belt switch
Parking brake switch
Driver's door switch
Fuel pump
Fuel gauge sending unil
Front passenger's door switch
Right rear speaker
Left rear speaker
Noise condenser
Connector C517
Connector C516
Power antenna motor
Trunk light
Trailer lighting conneclor
Left outer taillighr
License plate lights
Right outer taillighr
Left rear door wire harness
(c651)
Right rear door wire harness
(c656)
Lett rear door switch
Rear window delogget (+ )
High mount btake light
Right rear door switch
Rear window defogger (- )
Left inner taillight
T,unk latch switch
Right inner taillight
G501
G502
G503
Behind lett kick panel
Left side of floor
Above center of trunk
Body ground, via rear wire
narness
Body ground, via rear wire
narness
Body ground, via rear wire
narness
23-30
Connector ldentification and Wire Harness Routing
Dashboard wile Ha.n6ss
Connector ot
T€rminal
Number of
Caviti6sLocationConnects toNotes
c553
c554
L55b
c556
c557
c558
c560
LCO I
c563
c564
c565
c566
c567
c568a 6ACl
20
10
to
12
5
22
10
13
16
10
6
to
2
Behind dashboard lower cover
Behind dashboard lower cover
Behind dashboard lower cover
Behind dashboard lower cover
Under lett side oJ dash
Under left side of dash
Behind gauges
Behind gauges
Behind gauges
Behind gauges
Behind middle of dash
Left side of dash
Behind middle of dash
Behind middle of dash
Right side of dash
Under middle of dash
Under middle of dash
Behind dashboard lower cover
Under middle of dash
Under-dash fuse/relay box (C919)
Main wire harness (C43Ol
Main wire harness (C4491
Rear wire harness {C505)
Cruise main switch
Junction connector
Gauge assembly
Gauge assembly
Gauge assembly
Gauge assembly
Clock
Dash lights brightness controller
Hazard warning switch
Rear window defogger switch
Glov€ box light
Stereo radio/cassette PlaYer
Chime
Maintenance reminde. unit
Cigarette lighter
Afi
Under middle of dashBody ground, via dashboard wire
harness
23-32
Connector ldentification and Wire Harness Routing
Hatch Wire Harnsss {Hatchbackl
Connector or
Torminal
Numbor ol
CaviliesLocationConnscts tol{otos
c751
c752
L/5J
c754
c755
4
1
4
Right side oJ cargo area
Right side of cargo area
Right side of reat window
Right side of hatch
Middle of hatch
Middle of hatch
Rear wire harness (C526)
Rear wire harness (C5251
Rear window defogger (+ I
Spoiler sub-harness (C761 )
Rear window wiper motot
High mount brake light
818C 1
engine
81 881
engine
G751Right side oJ hstchBody ground, via hatch wire
naaness
Spoilor Sub-harn6ss (Hatchback with B18C snginel
Roar Window Defoggor Ground Wire (Hatchbackl
Connoctor or
Terminal
Number ot
CavitiosLocalionConnocls toNotos
c761
c762
c763
I
1
Right side of hatch
Middle of hatch
Middle of hatch
Hatch wire harness (C754)
High mount btake light ( + )
High mount brake light ( - )
Connoctol or
Tgrminal
Numbor of
Caviti6sLocationConnoctg toNotes
c77'l1Lett side ot rear windowRear window defogger (-)
G771Left side ot rear windowBody ground, via tear window
deJogger ground wi.e
23-4r'i
Fuse Numb€r AmDs Wire CololGomponent ls) or Circuit (s) Prot8cted
130AWHTMoonroof motor
2Not used
37.5 AWHT/REDIntegrated control unit, Ceiling light, Power antenna motor. Data link connec-tor (DLC)
420AYEL/BLKRight rea. power window motor (Sedan)
520AWHT/YELDriver's power window motor
o20AWHT/GRNPower door lock control unit
720AGRNiBLKLelt rear power window motor (Sedan)
I20ABLU/BLKPassenger's power window motor
I10 ARED/BLURight headlight {High beaml
1010 ARED/GRNLeft headlight (High beam). High beam indicato. tight
11Not used
12Not used
137.5 ABLK/YELRear window defogger system, A/C system, ABS control unit, power mrrroractuator
1420AGRN/BLKWiper/washer system, Moonroof relay, Integrated control unii'1510 AYELGauges, Clock, Back-up lights, Maintenance reminder unit
to7.5 AYEL/BLKDaytime running lights control unit (Canadal
1710 AWHT/YELDaytime running lights control unit (Csnada)
7.5 ABLU^tvHTECM, PGM-FI main relay'to10 ARED/BLKDash lights, Parking lights, Taillights, License plate tights
20Not used
2110 ARED/WHTRight headlight (Low beam)
10 ARED/YELLeft headlight (Low beam)
2315 AYEL/REDStereo radio/cassette player, Cigarette lighter
24REOSRS unit
BLK/YELPGM-FI main relay, TCM, Cruise controt unit, VSS, ELO unit IUSA)
2510 APNKSRS unit
2610 AYEL/BLKTurn signal/hazard relay'1 No.
No.
24 115 Al:
24 t2O At:.
81881 engine
B18Cl engine
23-49