2002 HONDA CIVIC Motor

Power Distribution
Fuse to Components lndex
Under-hood Fuse/Relay Box
Fuse
Number
AmpsWire ColorComponent(sl or Circuit(s) Protected
'I204BLUI/ELCondenser fan motor
BLU/REDAy'C compressor clutch
15AWHT/GRNDash lights, Front parking lights, Front side marker lights, License plate
liqht, Rear side marker liqhts, Tailliqhts
7.5AWHT/BLUCarqo area liqht, Ceilinq liqhts. lqnition Kev liqht. Sootliohts
204BLU/BLKRadiator fan motor
510AWHT/BLKTurn siqnal/hazard relav, Turn siqnal liqhts
15AWHT/BLKCKP sensor, ECM, IAC valve, lmmobilizer control unit-receiver, Injectors,
PGM-FI main relav 1 and 2. TDC sensor
715AWHT/GRNBrake lights, Brake signals (to ABS modulator-control unit, Cruise control
unit, ECM)
BLU/REDi1 Orns
820AWHT/GRNABS modulatorcontrol unit
910AWHT/REDAudio unit, Data link connector (DLC), Gauge assembly, lmmobilizer
control unit-receiver, lmmobilizer indicator light. Keyless receiver unil,
lvlultiDlex control unit
1040AWHT/REDABS modulator-control unit
1130AB LK/YE LNoise condenser, Rear window defoqqer
40ABLU^^/HTBlower motor
IJ40AWHT/BLKNo. 7 fuse (in the under-dash fuse/relav box), Power window relav
1440AWHT/REDNo.2 and No.3 fuses (in the under-dash fuse/relav box)
t515AREDI/ELDaytime running lights control unit (Canada), Daytime running lights relay
{Canada), Hioh beam indicator liqht. Left headliqht
16204WHTMultiplex control unit
1715AREDDavtime runninq liqhts control unit (Canada). Rioht headlioht
1860AWHTiBLUEPS control unit
1980ABatterv. Power distribution
2040A'
50A'?
WHTlgnition switch (BAT)
* 1: USA" 2. Canada
O: Spare fuse
t t"| lll Itt 4t I
l l---- E'l E,l E,l r--r r---r t__J i; i6'!/'
E,l E,l E,l Eol E l f__--lI l'lr]n | |I r L__J,a ,..r^{-------l^-,
n[:]$"Lrt " N2, nf - r^l
22-46

Under-dash Fuse/Relay Box
Fuse
Number
AmpsWire ColorComponent(s) or Circuit(s) Protected
115ABLKA/VHTlgnition coils
2204WHT/REDAirlfuel ratio sensor, ECM
310ARED/BLUDaytime running Iights control unit {Canada)10ABLI(ORNAir/fuel ratio sensor relay, Alternator, CMP sensor, Cruise control main
switch, Cruise control unit. ELD unit, Evaporative emission (EVAP) bypass
solenoid valve, Evaporative emission (EVAP)canister purge valve,
Evaporative emission (EVAP) canister vent shut valve, Secondary H02S,
Vehicle speed sensor
5Not used
67.5AYEUGRNMoonroof control unit, Moonroof open and close relay, Power window
relaV
7204GRNMoonroof motor
I7.5AYEUREDAudio unit
910AGRNOPDS unit, Rear window wiper motor, Rear window washer motor, Rear
window wiper intermittent control unit
107.54YELBack-up lights, Cruise indicator light, EPS control unit, Gauge assembly,
Keyless receiver unit, Multiplex control unit, Security control unit
connector (optional)
117.5ABLIVORNABS modulator-control unit
127.5AYEUREDDaytime runnino liohts control unit (Canada)
1310APNKSRS unit't410ABLK/YE LA,,/C compressor clutch relay, Blower motor relay, Condenser fan relay,
Heater control panel, Power mirror actuator, Power mirror defogger(Canada), Radiator fan relay, Rear window defogger relay, Recirculation
control motor1ENot used
loNot used
1715AYE L/B LKECM, Fuel pump
B LK/YE L>H> Unrr
1815AYEUGRNAccessory power socket
197.5AYEUBLKTurn siqnal/hazard relav, Turn siqnal liohts
2030AGRN/BLKMultiplex control unit, Windshield washer motor. Windshield wioer motor21Not used
22204GRN/BLKPassenqer's window motor
2320A.G R N,A/VHTDriver's window motor
24Not used
25Not used
__^:Hr tl_l
f at-t
at I
r^,rl fl
!!;r -
!339,i;s!!sf Fnf : |rnITf
22-47

Ground Distribution
Ground to Components Index
GroundComponent or circuit qrounded
Batterv, Transmission housinq
E ngine
G 101ECM (PG is BLK; LG is BRN/YEL)
BLK: IAC valve, lgnition coils, Vehicle speed sensor, VTEC solenoid valve
BRNA/EL: Camshaft oosition (CMP) sensor. CKP sensor, TDC sensor. VTEC oil pressure switch
G 15']EPS control unit
G201ELD unit. Multiplex control inspection connector, Multiplex control unit, Power window relay, Rear
window washer motor, Right front parking light, Right front side marker light, Right front turn signal
light, Turn signal/hazard relay, Washer fluid level sensor (Canada) , Windshield washer motor,
Windshield wiDer motor
G202ABS modulator-control unit
G301
G401
Blower motor relay, Brake fluid level switch, Condensor fan motor, Cruise control actuator, Left front
parking light, Left front side marker light, Left front turn signal light, Radiator fan motor, Radiator fan
swrtcn
Combination liqht switch, lqnitlon kev srvitch, Wiper/wasfrer sr,virch
G402Left and riqht airbaq sensors, SRS unit
G 451Data link connector (DLC)
G501Clutch interlock switchm Clutch pedal position switch (for cruise control), Cruise control main switch,
Cruise control unit, Daytime running lights control unit (Canada), Driver's door lock knob switch,
Driver's door lock switch, Driver's power window motor, Heater control panel, Left power mirror
defogger (Canada), left side turn signal light, Moonroof control unit, Monroof open and close relays,
Moonroof position sensor '1, Moonroof seitch, Power mirror switch, Power transistor, Power window
master switch. SDotliqhts
G502Accessory power socket, Gauge assembly, Keyless receiver unit, lvlultiplex control unit, Right power
mirror defogger {Canada)
G503Audio unit
G551Driver's seat belt switch, Fuel gauge sending unit, Fuel pump, Memory erase signal (IMES) connector,
OPDS unit. Rioht seat belt switch
G552High mount brake light, License plate lights, Rear window defogger, Rear window defogger noise
condenser. Rear window wioer motor, Hatch latch switch
Back-up lights, Brake lights, Rear side marker lights, Rear turn signal lights, Rear window wiper noise
condenser, Rear window wiper intermittent control unit, Taillights
22-48

Relays
Power Relay Test
Use this chan to identify the type of relay, then do the
test listed for it.
NOTE: Turn signal/hazard relay input test (see page 22-
87).
RelayTest
A'lC comoressor clutch relavNormally-open
type AAirlfuel ratio sensor relav
Condenser fan relay
Headlioht relav 1
Headliqht relav 2
Horn relav
Power window relay
Radiator Ian relay
Reverse relav
Starter cut relav
Tailliqht relaV
Daytime running lights relay
{Canada )
PGM-FI main relav 1
PGM-Fl main relav 2
Blower motor relavNormally-open
tvpe BRear window defoqoer relav
Moonroof close relayFive terminal
typeMoonroof oDen relav
Low beam cut relav {Canada)
Normally-open type A:
Check for continuitv between the terminals.
. There should be continuity between the No. 1 and
No,2 terminals when power and ground are
connected to the No. 3 and No. 4 terminals.. There should be no continuity between the No. 1 and
No.2 terminals when power is disconnected.
type 1:
type 2:
PGM-FI main relay 1
PGM-FI main relay 2
type 1:
type 2:
(cont'd)
22-51

Relays
Power Relay Test (confdl
Normally-open type B:
Check for continuity between the terminals.
. There should be continuity between the No. 1 and
No. 3 terminals when power and ground are
connected to the No. 2 and No. 4 terminals.' There should be no continuity between the No, 'l and
No. 3 terminals when power is disconnected.
Blower motor relay
type 1:
type 2;
tF-gr
tJ 1l
Rear window defonn* *O,
6:)
rc*V
.r{{
n,\
(Ft)
s3.
22-52
Five-terminal type
Check for continuity between the terminals.
. There should be continuity between the No. 1 and
No.2 terminals when power and ground are
connected to the No. 3 and No. 5 terminals.. There should be continuity between the No. 1 and
No. 4 terminals when power is disconnected.
type 1:
type 2:
\

4- Reconnect the moonrool control unit 5Pconnector, and makethese inputtests attheconnector.
.lfanytestindicatesaproblem,findandcorrectthecause,thenrecheckthesystem.. lf all the input tests prove OK, go to step 5.
CaviiyWireTest conditionTest: Desired resuhPossible caus6 if result is not obtained
5BLKUnder allconditionsCheck for continuity to ground:There should be continuity.Poor ground (G501)An open in the wire
,lYEUGRNlgnition switch ON (ll)Check for voltage to ground:There should be baftery voltage.Blown No. 6 (7.54)tuse in the underdash fuse/relay boxAn open in the wire
LT GRNlgnition switch ON (ll)MoonroofclosedCheck for voltage to ground:There should be 1V or less.Poor ground (G501)Faulty moonroof auto-stop switchAn open inthewire
Moonroof openCheck for voltage to ground:There should be battery voltage.Shortto groundFaulty moonroof auto-stop switch
Disconnectthe moonroof control unit 5Pconnector, and make these;nputtests at the connector
'lfanytestindicatesaproblem,findandcorrectthecause,thenrecheckthesystem.. lf all the inputtests prove OK, the control unit must befaultv. Replace it.
CavityWireTest conditionTest: Desired rosultPossible cause if result is not obtained
3RED//ELlgnition switch ON lll)Connect a jumper wire between No,3 and No. 5 terminals.Moonroof motor should run(opened).
Poorground (G501)Blown No. 6 (7.5Aifuse in the under'dash fuse/relay boxBlown No.7120Alfuse inthe underdash fuse/relay boxFaulty moonroof open relayFaulty moonroof close relayFaulty moonrooJ motorAn open;n thewire
2cRN,4/VHTlgnition switch ON (ll)Connect a jumper wire between No.2 and No. 5 terminals.I\,4oonroof motor should run {closed).
Poor ground (G501)Blown No. 6 (7.5Aifuse in the underdash fuse/relay boxElown No. 7 (20A)fuse in the underdash fuse/relay boxFaulty moonroof open relayFaulty moonrool close relayFaulty moonroof motorAn open in the wire
22-111

Moonroof
Switch Test/Replacement
'1 . Carefully pry the moonroof switch (A) out of the
headlin er.
2. Disconnectthe 5P connector (Blfrom the moonroof
swtrcn.
3. Check for continuity between the terminals in each
switch position according to the table.
Terminal
Pi.iti.. --\145
CLOSEFO
TILT
OPEN-o
lf the continuity is not as specified. replace the
moonroof switch.
4.
22-112
Motor Test
1. Remove the headliner (see page 20-54).
2. Disconnect the 2P connector from the moonroof
motor.
3. Check the motor by connecting power and ground
accordino to the table.
Terminal
pl.iri""---\
OPEN\7o
CLOSE(,
lf the motor does not run. replace it,
NOTE: See closing force check (see page 20-48)for
motor clutch test.
\J
J

l.
2.
Limit Switch Test
Remove the headliner (see page 20-54).
Disconnect the 4P connector from the moonroof
limit switch.
Check for continuily between the terminals in each
switch position according to the table.
NOTE: Turn the motor by hand with the wrench.
Terminal
Position134
TILTo-o-
OPEN
CLOSE
lf the continuity is not as specified, replace the
moonroof limit switch.
1.
2.
Auto-stop Switch Test
Remove the headliner (see page 20-54).
Disconnect the 2P connector from the moonroof
auto-stop switch.
Check for continuity between the terminals in each
switch position according to the table.
NOTE:. Turn the motor by hand with the wrench,. The auto-stop position is about 145 mm (5.75 in.)
from fully closed.
Position
Terminal12
Botwoen AUTO-STOPand CLOSE
Between OPEN andAUTO.STOP
lf the continuity is not as specified, repair or replace
the auto-stop switch.
22-113