2003 HONDA CIVIC light

Gauges
Self-diagnostic Procedure
The gauge assembly has a self-diagnosis function.. The Beeper Drive Circuit Check. The Indicator Drive Circuit ChecL. The LCD Segments Check. The Gauges Drive Circuit Check (Speedometer, Tachometer, Fuel gauge, Coolant temperature gauge). The Communication Line Check (the coolanttemperature signal line between the gauge and ECM)
NOTE: Indicators are also controlled via the communication line.
Entering the self-diagnosis f unction:
Before doing the self-diagnosis function, check the No. 9 (10A) fuse in the under-hood fuse/relay box and No. 10 {7.5A)fuse in the under'dash fuse/relay box.
1. Push and hold the trip/reset button.
2. Turn the lighting switch ON.
3. Turn the ignition switch ON (ll).
4. Within 5 sec., turn the lighting switch OFF, then ON and OFF again.5. Within 5 sec., release the trip/reset button, then push and release the button four times reDeatedlv.
NOTE:. While in the self-diagnosis mode, the dash lights brightness controller operates normally.'Whileintheself-diagnosismode,thetrip/resetbuttonisusedtostartthebeeperdrivecircuitcheckandthegauge
drive cicuit check.. lf the vehicle speed exceeds 1.2 mph 12 km/h) orthe ignition switch is tu rned OFF, the self,diag nosis mode ends.
oN flrl
lgnition
Switch
Lighting
Switch
Trip/Reset
Switch-> Move to selt-diagnosis mode.
5 sec.5 sec.
The Beeper Drive Circuit Check:
When entering the self-diagnosis mode, the beeper sounds five times
The Indicator Drive Circuit Check:
When entering the self-diagnosis mode, the following indicators blink.
Seat belt indicator, Door/hatch indicator, Brake system, Lowfuel indicator, Maintenance required indicator (USA),
Washer fluid level indicator (Canada), Oil pressure light.
v
OFF
22-56

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I DAYTIME I! BUNN|NG ;i LIGHTS II @NTROLI UNII iL -.-.. Iicmadd
./ ib-n'rnoLtNGniEorL UNITPRESSUBEswtTcHlCld.d Eisin.3topp.d liopd Ersin.runni.s i
(cont'd)
22-61

Gauge Bulb Replacement
CRUISEHIGH BEAM INOICATOR LIGHT {1.4 W)ITOR LIGHT {I.4 W)LEFT TURN SIGNAL INDICATOR LIGHT l1.il wl
GAUG€ LIGHT {1.4 WI
IMMOBILIZEN INDICATORLTGHT {1.4 Wl
GAUGE LIGHT {1.4 W}
RIGHTTURN SIGNAL INDICATOR LIGHT {1.4 WI
22-63

Exterior Lights
Gomponent Location Index
UNDER.HOODFUSE/RELAY BOX
\/
HEADLIGHTSReplacement, page 22 79Adjustment. page 22-78Eulb Replacement, page 22-81
HEADLIGHT RELAY 1Test, page 22-51
HEADLIGHT RELAY 2Test, page 22-5'l
0/
FRONT SIDE MARKER LIGHTBulb Replacement, page 22 83
BRAKE PEDAL POSITIONswtTcHTest, page 22-84Adjustment, page l9'6
SIDE TURN SIGNAL LIGHTReplacement, page 22-84
FRONT TURN SIGNALLIGHTBulb Beplacement, page 22 81
PARKING LIGHTBulb Replacement, page 22-81
22-68

-a-.,_
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REAR SIDE MARKER LIGHTReplacement, page 22-83
HIGH MOUNT BRAKE LIGHTReplacement, page 22-82
LICENSE PLATE LIGHTSReplacement, page 22-83
BACK.UP LIGHTReplacement, page 22-82
TAILLIGHTS snd BRAKE LIGHTSReplacement, page 22-82REAR TURN SIGNAL LIGHTBeplacement, page 22-82
(cont'd)
22-69

Exterior Lights
Component Location Index (cont'dl!
DAYTIME RUNNING LIGHTS RELAY {Canadal[Wire colors: RED, REDryEL, ILRED/BLK and RED/BLU ITest, page 22-51
_LOW BEAM CUTRELAY {Canadal _Wire colorsr REDMHT, RED/BLK, ILREDryEL and RED/BLU ITest, page 22-51
DASH LIGHTS BRIGHTNESSCONTROLLER
/
COMBINATION LIGHT SWITCHTesVReplacement, page 22-80
oAYTIME RUNNING LIGHTS CONTROL UNIT lcanada)Input Test, page 22-76
DRL INDICATOR LIGHT {Canadal
HIGH BEAM INDICATOR LIGHTBulb Replacement, page 22-63
UNDER.DASH FUSE/RELAY BOX
:' --,': - '
' i,-'-'l
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I t- -
22-70

J
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Exterior Lights
tCircuit Diagram - Canada
t
cl.1G501G301
UNOEN HOOO FUSE/8ELAY BOX
No l9l80Al
J
) to.o- i50AlNo.1'lloa)
No.!0(7 SAlr
V
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usE /',d.3hl I EAr
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IT WHT
t-\
rc|'/moN. rcz/ swfrcH
v
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IBED
ED RED,I
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fifi li{*1l,.H' I
I
ItU RED/,l
-_l
-- ,'orrro". ) INDICAIOF-/ l'lcli;
BLUl
RE=.|
A DNL) No12i l7.5AlDAYTIMEBUNNINCLIGHTSEfLAY\y
IIHT/BIIn
TIGHTluDl
12REt0t1
--t
lT
,{ oorr,",rr.,ro { r-
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uctrrscournoLu,'r"
J l
SLU/BID8
SYSIIM UGHI
VYIGNfl/FEO GRI\
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/NED
II
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f'r 88A(EI FiUrD2 , LTVEL[./ SWITCH
I
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I
i
||MoS|UZEnCONTNOLUNIT RECEIVEB
17
YI
3
BI( BIBIG8N
F PANKNG; } BNAXE+./ swrTcH
i
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22-72

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DASHLIGHTS
COMEINATION LIGHT SWIqI
I LICENSEI PLAIII LIGNTS
| (twr2l
8LI
I
I
G552
NEHIIAILUOHIRIGHTRIAF SIDII/IAFrc8UCHT
LEFTBEAF SIDE
LJGHT
LEFTTAIILGlTFIGIITFBONTSIDEMAfircFLJGHTl5w)
BIGHTPANKNGLIGIIT
TTFTTRONT3r0EMABKERLIG}IT
LEFTPAfiX*'IGLIG}IT
BLI( BL](
tl!l!I
G301 G301
I
22-73