2000 HONDA CIVIC Trouble shooting

Troubleshooting
Schematic Symbols
BATTERY
E
@
GROGroLrnd terminal
II_d:
UNDComponent ground
II_..'-
FUSE
--cn-.e
COIL, SOLENOID
r{r
tql'|
CIGARETTE LIGHTER
A
lrl
P
RESISTOR
I
f
VARIAELE RESISTOR
ilH
THERMISTOR
c
IGNITION SWITCH
-fo o.t-
BULB
+
HEATEB
At-l
F
MOTOR
0
PUMP
H
CIRCUIT BREAKER
I
r
Yr
T
HORN
+
DIODE
+
SPEAKER, BUZZER
D
Mast
Y
ANTt:f\,NATRANSISTOR lTrl
II
SWITCH (ln niNormally open
I
/F\t tL I\Y/
I
rrdal positionlNormally closed'*i."n
@
I
LIGHT EMITTINGDIODE ILEDI
A+,
TT
RELAY lln noNormally opon relay
| ....--1'rl*r
til
t "t^f
fmal poaitionlNormally closed relay
ffl-+- |
lrl
lrl
fff
CONDENSER
I
T
CONNTInput
V
I
:CTIONOutput
J
CONNECTOR
*>-
'l!
REED SWITCH
A
tftl
Y

lgnition System
Component Location Index
IGNITION TIMING CONTROL SYSTEM
. Troubleshooting, section 11
. ldle speed Inspection/Adjustment. section 11
. Inspection and Setting, page 23-105
SERVICE CHECK CONNECTOR {2P}Iwiie colors: 8RN and BLKI
TEST TACI{OMETER CONNECTOB
IGNITION WIRESlnspection and Test, page 23-110
PLUGSInspection, page 23 1 11
Replacement, page 23'106Overhaul, page 23-107lgnition Coil Test, page 23'110lgnition Control Module llCM)Input Test, page 23-109
23-102

el -Distributor Overhaul
HITACHI:
TOC/CKP/CYP
DISTRIBUTOR IGNITION {DI} HOUSINGCheck for cracks and damage.
Troubleshooting, section 1 1
Do not disassemble.
CAP SEALCheck for damage.
IGNITION CONTROL MODULE (ICMI
Input Test, page 23'109
IGNITION {DI) CAP
Check for cracks, wear,damage, and fouling.Clean or replace,
{cont'd)
23-107
Test, page 23_110

lgnition System
Distributor Overhaul (cont'dl
TEC:
IGNITION CONTROLMODULE IICM'Input Test, page 23-1
DISTRIBUTOR IGNITION {DI} HOUSINGCheck for cracks and damage.
COVER
DISTRIBUTOR IGNITION IDI) ROTOB
CAP SEALCheck for damage.DISTRIBUTOR IGNITION {DII CAPCheck for cracks, wear,damage, and fouling.Clean or replace,
IGNITION COILTest, page 23-110
O-RINGReplace
\
I
@
TDC/CKP/CYP S€NSORTroubleshooting, section 1 1Do not disassemble.
WHT/BLU
23-104

Charging System
Component Location Index
UNDER.HOOD FUSE/RELAY BOX/*Has replaceable ELECTRICAL LOAD II DETECTOR (ELD) UNIT '
Troubleshooting, page 23-1 14Replacement, page 23-120Bectifier Removal, page 23,121Rectifier Test, page 23-122Rear Bearing Replacement, page 23-j24
*ELD unit: USA
CHARGING SYSTEM LIGHT(ln the gauge assembly)Test, page 23- l14
BATTERYTest, page 23-91
ALTERNATOR BELTInspection and Adjustment, page 23-t25
[]
23-112

Charging System
Troubleshooting
lf the charging system light does not come onthe order listed below:
1. Baftery (see page 23-91)
2. Charging system light
3. Voltage
4. Alternator control system (USA)
5. Alternator/regulator
Charging Systom Light Test
or does not go off, or the battery is dead or low, test the following items in
ALTERNATOR 4P CONNECTORIUSA)
Wire side offemale terminals
IG(8LK/YEL}
ALTERNATOR 3P CONNECTORlC.nadal
Wre side oftemale terminals
[ ]: Canada
23-114
Charging Svstem Light Check-l :lvlake sure the charging systemlight comes on.
Check for a blown No. 15 t7.5 A)fuso .nd a blown charging sys-tom light bulb. ll the fuse .ndbulb .re OK, ropair the open inth6 WHT/BLU wi16.
Does the charging systemlight come on?
Charging System Light Chec*-2:Start the enoine.
Does the charging systemlight go off?
Volta96 ChecklMeaslre the voltage at the No. 1lNo. 2l terminal of the 4P [3Plcon-nector with the ignition switch ONflr).
R6p.ir the op6n in the BLK/YELwire b€twsen tho altornator andund€r-dash tuso/.glay box.
ls there battery voltage?

Charging System
Troubleshooting (cont'd)
Alternator Control System Test (USA): ,96 - 98 modets, ,99 _ 00 Dl6y5 (M/Tl engine
NorE: Before testing. check proper operation of the ELD by confirming with the MrL {see section r 1).
BATTERY
CAUTION: Be 3ure to use a voltmot€.with its plus terminal connected to b.t-tery plus and its minus terminal to the{P connectoi tgmrinal No. 2.c
{WHT/GRNt
Wire side oIfemale terminals
ALTERNATOR.P CONNECTOB
Check for a 3hort in the circuitIALTC linel:1. Reconnect the 4P connectorto the alternator,2. Stan the engine, and turn theheadlights {high beam) ON.3. Measure voltage between the4P connector terminal No. 2and the positive terminal ofthe battery.
ls there 1V or less?
Check for rn opon in tha wire(ALTC linol:1. Turn the headlight and igni-tion switch OFF.2. Disconnect the 32P connectortrom the ECM/PCN4.3. Check tor continuity betweenthe ECM/PCM 32P connectorterminal No. 19 and alternator4P connector terminal No. 2.
Bspair open in thg wire lrstweenthe rhern.tor .nd ECM/PCM.
Check for short in the wire (ALTClinel:1. Turn the headlight and ignition switch OFF.2. Disconnect the 32P connectortrom the ECM/PCM.3. Check tor continuity betweenthe ECM/PCM 32P connectorterminal No. 19 and bodyground.
Subslitute a known-good ECM/PCM, .nd .och6ck.It p.escribod vohago i! now avail-able, replace the original ECM/PCM.
Ropair 3hort in the wiro betweonthe ahe.nator and ECM/PCM.
ECM/PCM CONNECTOR A I32PI
'Ia18I1011
121314151718t9
7
202'l2221
262730
Wire side offemale terminalsALTC(WHT/GRNI
c{WHT/GRNI
ALTERNATORWire side oIfemale terminals
([l
T
12
1
ECM/PCM CONNECTOB A (32PI
I23478910t1
1213 14151617182021222321
262730
Wire side of I AITCfemate terminats
A
(WHT/GRN|
23-116

Charging System
Troubleshooting (cont'd)
Alt6rnator/Regulator Test
NOTE: Make sure the baftery is sufficiently charged (see page 23-9j).
FIELDSELECTOR
LOAD AOJUSTER{CARAON PILEI
FULL FIELOTESTERLEAD IBLUI
VOLTMETERNEGATIVELEAD IBLKI
VOLTMETERPOStTtVELEAD (REDI
NEGATIVE TESTERCABLE IBLKI
POSITIVE TESTERCABLE IREDI
TEST SELECTORswrTcH
INDUCTIVEPICK-UP
IGRNI
INDUCNVEPICK.UP
TIVETEBMINAL
Alte.nator/Regulator Test'1 :L Connect a Sun VAT 40 (orequivalent tester), and tu rnthe selector sw;tch to position1(staning).2. Shift to neutral (A/T in E orE) position, and start theengine. Hold the engine at3,000 rpm with no load untilthe radiator fan comes on,then let it idle.3. Raise the engine speed to2,000 rpm, and hold it there.
ls the voltage over 15.1 V?
Alternalor/Regulator Te3t-2:1. Release the accelerator pedal,and let the engine idle.2. Make sure all accessories areturned ofi. Turn the selectorswitch to position 2 (charging).3. Bemove the inductive pick-up,and zero the ammeter,4. Place the inductive pick-upover the battery ground cableso that the arrow points to thebattery negatlve terminal.5. Raise the engine speed to2,000 rpm, and hold it there.
ls the voltage less than 13.5 V?
Alternator/Regulator Test-3:Apply a load with a VAT-40 untilthe battery voltage drops tobetween 12 - 13.5 V.
tffil rCI
[ @lBt* . ,*n 'aHrl
L-;-;l rs-
23-11A
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