2003 HONDA CIVIC Antenna

Dashboard
Dashboard Center Panel Removal/lnstallation
NOTE:. Put on gloves to protect your hands.. When prying with a flat-tip screwdriver, wrap it with
protective tape, and apply protective tape around the
related parts, to prevent damage.. Take care not to scratch the dashboard and related
parts.
1. Make sure you have the anti-theft code for the radio,
the write down the frequencies for the preset
buttons.
Remove these items:
. Driver's dashboard lower cover (see page 20-59)
. Passenger's dashboard lower cover (see page
20-63).. Glove box (see page 20-63).. Shift lever trim {see page 20-61).
From the glove box and driver's dashboard Iower
cover openings, loosen the bolts (A) securing the
center panel (B).
2.
Fastener Locations
A): Bolt, 2x 0.8 mm5Nm
;.'
20-62
4. Pull out the center panel (A) to release the clips (B)
and hooks (C), and remove the harness holder (D)
from the bracket (E). Disconnect the audio unit
connector (F), antenna lead (G), heater switch
connector (H) and heater control unit connectors (l).
Fastener Locations
B ): Clip, 8
Installthe panel in the reverse order of removal,
and note these items:
Make sure each connector is plugged in properly,
and antenna lead is connected properly.
Push the clip portions into place securely.
Reconnect the negative cable to the battery.
Do the ECN4/PCt\4 idle learn procedure {see page
1l-139).
Enter the anti-theft code for the radio. then enter
the customer's radio station presets.
Reset the clock.
*4
,F
\

Driver's side:
7. From under the dash, disconnect the interior wire
harness connector (A), driver's door wire harness
connectors (B), side turn signal light connector (C).
roof antenna connector (D), antenna lead (E). clutch
switch connectors (F), and brake switch connector(G), and disconnect the floor wire harness
connectors (H) and engine compartment wire
harness connectors (l)from the under-dash fuse/
relav box (J).
Middle portion:
8. Disconnect the floor wire harness connectors (A)
and combination subharness connector (B).
Passenger's side:
9. From under the dash, disconnect the dashboard
wire harness connectors (A), EPS subharness
connectors (B), engine compartment wire harness
connectors (C), A,/C subharness connectors (D),
passenger's door wire harness connectors {E), and
side turn signal light connector (F).
10. Detach all of the harness and connector clips.
(cont'd)
20-67

Dashboard
Dashboard Removal/lnstallation
(cont'd)
11. From outside the driver's door, remove the caps (A),
then remove the bolts (8, C, D), and lift up on the
dashboard (E) to release it from the guide pins
(F. G) on the body.
Fastener Locations
B>rBolt.3 C>: Bolt,2 D>: Bolt,2
m6[-,,,,",",,-,F6't---'' ffi'!--v{/- Kr* w-
B
$7:
^/761:
/,-,. r:; 8 x 1.25 mm22Nm(2.2 kgf.m, 16lbf.ft)
13.
{2.2 kgf m, 16lbf.ftl
Carefully remove the dashboard through the front
door opening.
lnstall the dashboard in the reverse order of
removal, and note these items:
. Make sure the dashboard fits onto the guide pins
correctly.. Apply liquid thread lock to the dashboard
mounting bolts of the middle portion before
reinstallation.. Before tightening the bolts, make sure each wire
harness and control cables are not pinched.
. Make sure the connectors are plugged in
properly, and the antenna lead is connected
propeny.. Reconnect the negative cable to the battery.. Enter the anti-theft code for the radio, then enter
the customer's radio station presets.
. Reset the clock.. Do the ECM/PCM idle learn procedure isee page
1 '1-139).
20-68
Steering Hanger Beam
Replacement
NOTE: Put on gloves to protect your hands.
1, Remove the dashboard (see page 20-66).
2. Remove these items from the dashboard:
. lnstrument panel (see page 20-59). Driver's pocket (see page 20-60). Gauge assembly (see page 22-64). Passenger's airbag (see page 23-'l 14)
Remove the screws, then remove the glove box
striker (A).
Fastenea Locations
):Screw,4
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\Body Electrical
Body ElectricalSpecialToolsGeneral Troubleshooting tntorrnaiion.'......
Relay and Control Unit Locations .....
Connectors and Harnesses
Fuse/Relay Boxes ...............................
Power Distribution .............................
Ground Distribution ...........................
Under-dash Fuse/Relay Box ..............
Battery ..............
Relays ................
*lgnition Switch ..............
*Gauges
Component Location Index .......................Self-diagnostic Procedure ..........................Circuit DiagramGauge Bulb Replacement ..........................Gauge Assembly ReplacementCoolant Temperature
Gauge Troubleshooting .... ....................Vehicle Speed Signal CircuitTroubleshootingVSS Replacement
Exterior LightsComponent Location Index .......................Circuit DiagramDaytime Running Lights ControiUnit Input Test (Canada) ........................Headlight Ad,ustment .................. .. .....Headlighr Replacement ..............................Combination Light SwitchTest/ReplacementBulb ReplacementTaillight Replacement ..........................High Mount Brake Light Replacement ......License Plate Light Replacement ..............Side Marker Light Replacement ................Brake Pedal Position Switch Test ..............Side Turn Signal Light Replacement ........
Turn Signal/HazardFlasher SystemComponent Location Index .......................Circuit DiagramTurn Signal/Hazard Relay lnputTest ........Hazard Warning Switch Test
22,3
22-7
22-13
22-44
22-46
22-4A
22-49
22-50
22-51
22-53
22-5422-5622-5422 6322-64
22-64
22-6522 61
22-6822--71
22-7 622-7422-79
22-AO22-4122-8222-4222-4322-4322-4422-84
22-8522 A622-8722-88
22-10422-105
22-10622-107
Entry Lights control systemComponent Location Index ....................... 22-89Circuit Diagram ......... 22 90lgnition Key Switch Test .....................,...... 22-9'llgnition Key Light Test ............................... 22-91Control Unit Input Test ..........,.................... 22 92
Interior LightsComponent Location Index ....................... 22-94Circuit Diagram ......... 22-95Ceiling LighVSpotlightsTesVReplacement ................................... 22-96Rear Ceiling Light TesVReplacem ent ........ 22-96Cargo Area Light Test/Replacem ent ......... 22-97Hatch Latch Switch Test ..,..,....................... 22-97
*Audio SystemComponent Location Index ....................... 22-98Circuit Diagram ......... 22,99Audio Unit Removal/lnstallation ............... 22-1OOAudio Unit Connector Replacement ......... 22-101Speaker Replacement ................................ 22-102Roof Antenna Rep1acement ....................-.. 22-103
Rear Window DefoggerComponent Location Index ...........Circuit Diasram .. ....... .. ..... ....... ...:::::.::.::.Function TestDefogger Wire Repair .................................Noise Condenser CapacityTest ................
MoonroofComponent Location Index ....................... 22-1OBCircuit Diagram ......... 22-109Moonroof Control Unit Input Test ............. 22-'l10Switch TesVReplacement ........,.....,........... 22-1 12Motor Test ................. 22-112Limit Swilch Test ...... 22-'l'13Auto-stop Switch Test ................................ 22-1 13
Power MirrorsComponent Location Index ....................... 22-114Circuit Diagram ......... 22-115Function Test ............. 22-116Power Mirror Switch Test .......................... 22-ll7Power Mirror Actuator Test ....................... 22-117Power Mirror Actuator Replacement ........ 22-11A
* HornsComponent Location Index ....................... 22-120Circuit Diagram ......... 22-121Horn TesVReplacement ...........................-. 22-122Horn Switch Test .,.... 22-122
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Connectors and Harnesses
Dashboard Wire Harness A {Left branchl
Connector or TerminalffiAccessory power socketAudio antennaBrake pedal position switchClutch interlock switchClutch pedal poistion switchCruise control unitCruise main switchDaytime r!nning lights control unitDaytime running lights relayGauge assembly connector AGauge assembly connector BHazard warning switchHeater control panel connector AHeater control panel connector BHVAC push switch assemblyKeyless receiver unitLow beam cut relayOptional security connectorPower mirror switchUnder-dash fuse/relay boxconnector K (see page 22-45)Under'dash fuse/relay box
L {see page 22-45}Underdash fuse/relay boxconnector M lsee page 22'45)Under-dash fuse/relay boxconnector N (see page 22-45)UndeFdash fuse/relay boxconnector O (see page 22-45)UndeFdash fuse/relay boxconnectorY (see page 22 45)c504
c505
c506
c507
c508
c509
c510
22226
3029628
I820111819105327
,I4
12
11
34
1
24
25
2 Under middle of dash2 Under left side of dash4 ] Under left side of dash2 ] Under left srde of dash2 | Under left side of dash14 I Under left side of dash5 Under left side of dash14 Under lett side of dash4 Under lett side of dash22 I Behind gauge assembly22 i Behind gauge assembly10 Behind hazard warnning switch22 Behind heater control panel'14 Behind heater control panel10 ] Behind HVAC switch assembly5 I Under middle of dash5 lUnderleftsideofdash16 Under lefr side of dash13 Under left side oI dash17 ln the under-dash fuse/relay box
CanadaCanada
l0In the under-dash fuse/relay box
In the undeFdash fuse/relay box
In the underdash fuse/relay box
In the under-dash fuse/relay box
In the under-dash fuse/relay box
Under left side of dash
Under left side ot dash
Under left side of dash
Under left side of dash
Under middle of dash
Under middle of dash
Under middle ol dash
Driver's door wire harness(see page 22'40)Driver's door wire harness(see page 22-40)Left side turo signal lightsuonarnessRoof wire harness (see page22 3AlFloor wire harness {see page22-341Floor wire harness (see page22 34JDashboard wire harness B(see oaoe 22-30)
12
12
G501
G503
1
21
Under gauge assembly
Under left side of dash
Body ground via dashboard
Body ground via dashboard
Left Side Turn Signal Light Sub harness
Connector to Harness Index (cont'd)
L
Connector or TerminalCavitiesLocationConnects toNolesLeft side turn signal lightc506353422Behind left side turn signal lightUnder left side of dashDashboard wire harness A
22-26

Audio System
Component Location Index
AUOIO UNITRemoval/f nstallation, Daoe 22-100Connector Terminals, pa-ge 22-101
RIGHT DOOB TWEETERReplacement, page 22-102
ANTENNA SUB LEAD
DRIVER'S DOOR SPEAKERReplacement, page 22 102
ROOF ANTENNAReplacement, page 22-'1 03
RIGHT REAR SPEAKERReplacement, page 22-102
LEFT REAR SPEAKERReplacement, page 22-102
ANTENNA LEAD
22-98

Audio System
Audio Unit Removal/lnstallation
NOTE:. Put on gloves to protect your hands.. Take care not to scratch the dashboard and relatedpa rts.
1. Make sure you have the anti-theft code for the radio,
then write down the frequencies for the radio's
preset buttons.
2. Remove the driver's dashboard lower cover (see
page 20-59).
3. Remove the two mounting bolts, then pull out the
center panel (A).
4.Disconnect the audio connector (B) and antenna
lead (C), heater control panel connectors (D) and
HAVC push switch assembly (E), then remove the
center panel.
22-100
!\,
7.
Remove the heater control panel (see page 21 38).
Remove the four mounting bolts and the audio unit
from the radio brackets.
Installthe audio unit in the reverse order of
removal, and note these items:
. Make sure the audio unit and A/C connectors areplugged in properly, and the antenna lead is
connected properly.. Enter the anti-theft code for the radio, then enter
the customer's radio station presets.
\v
I

Audio Unit Connector Replacement
CavityWireConnects to
1YEUG RNRoof antenna
2YEUREDACC (Power)
3Not used
4Not used
5PNKRioht rear sDeaker (+I
6BLU^/vHTLeft rear sDeaker (+)
7GRN/YELFront oassenqer's door sDeaker {+)/Riqht tweeter (+)
8G RN/BLKDriver's door speaker { + )/Left tweeter (+ )
9RED/BLKLiqhts on siqnal
10WHT/REDConstant power
11Not used
12Not used
Not used
14Not used
taB LU/YE LRioht rear soeaker (-
toBLU/BLKLeft rear sDeaker (
11GRY/REDFront passenqer's door speaker ( )/Riqhttweeter {
18LT GRNDriver's door sDeaker ( )/Left tweetr ( -
19REDDash liqhts briqhtness controller
20BLKG round (G503)
AUDIO UNIT 2OP CONNECTOR
22-101