2003 HONDA CIVIC Wiper

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4. With the connector still disconnected, makethese input tests at the con necrors.
.lfanytestindicatesaproblem,findandcorrectthecause,thenrecheckthesystem.
' lf all the input tests prove OK, the control unit must be faultv. Replace it.
CavitvWireTesl conditionTest: Desired resultPossible cause if result is not obtainedGRNlgnition switch ON
flr)
Check for voltage to ground:
There should be battery
voltaqe.
. Blown No.9 (10A)fuse in the
under-dash fuse/relay box. An open in the wire10BLKUnder all
conditions
Check for continuity to
grouno:
There should be continuitv.
Poor ground (G553)
An open in the wire
6WHT/REDlgnition switch ON(ll) and rear
window washer
switch ON
Check for voltage to ground:
There should be battery
vortage.
Blown No.9 (10A) fuse in the
under-dash fuse/relay box
Faulty rear wlndow wiper/
washer switch
An open in the wire4LT GRN/
RED
lgnition switch ON(ll) and rear
window wiper
switch ON
Attach to groundl
The rear window wiper motor
should run.
LT GRNlgnition switch ON
flr)
Attach to ground:
The rear window wiper motor
should run.
Blown No. 9 (10A)fuse in the
under-dash fuse/relay box
Faulty rear window wiper motor
An open in the wire20LT GRN/
BLK
lgnition switch ON(ll)Check for voltage to ground:
There should be battery
voltage.
Blown No.9 (10A) fuse in the
under-dash fuse/relay box
Faulty rear window wiper motor
An oDen in the wire
22-139

Wipers/Washers
1.
Wiper/Washer Switch Test/Replacement
Remove the driver's dashboard lower cover {see page 20-60).
Remove the steering column covers (see page 17-9).
Disconnecl the 14P connector (A) from the wiper/washer switch {B)
Remove the two screws, then pull out the wiper/washer switch.
Inspect the connector terminals to be sure they are all making good contact.
. lf the terminals are bent, loose or corroded, repairthem as necessary, and recheck the system..lftheterminalslookOK,checkforcontinuitybetweentheterminalsineachswitchpositlonaccordingtothe
tables,- lf the continuity is not as speciiied, replace the switch.
Terminal
Position6414l21211
OFFo--{
tNlo-
LOo-
HI
Mist switch ONr
Washor 3witch ON
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Wipers/Washers
Control Unit Input Test (cont'dl
5. Reconnect the connectors, and make these input tests at the connector.
.lfanytestindicatesaproblem,findandcorrectthecause,thenrecheckthesystem.
.lfalltheinputtestsproveOK,themultiplexcontrol unit must be faulty. Replace the under-dash fuse/relay box
assembly.
CavityWireTest conditionTest: Desired resultPossible cause if result is not obtained
J4BLKU nder all
conditlons
Check for voltage to ground: . Poor ground (G501)
There should be 1V or less. . AnoDeninthewire
Y6BLKU nder all
conditions
Check for voltage to ground: . Poor ground (G502)
There should be 1 V or less. . An oDen in the wire
BIWHTiBLUlgnition switch ON
{ll) and washer
switch ON
Check for voltage to ground:
There should be battery
vortage.
Blown No. 20 (20A) fuse in the
under-dash fuse/relay box
Faulty wiper/washer switch
An open in the wire
E'0BLU/REDlgnition switch ON
(ll) and wiper
switch OFF (wiper
motor stopped)
Check for voltage to ground:
There should be battery
voltage.
Blown No. 20 (20A) fuse in the
under-dash fuse/relay box
Faulty wiper/washer switch
Faulty windshield wiper motor
An open in the wire
G7BLUA/VHTlgnition switch ON(ll) and wipers in
park position
Check for voltage to ground:
There should be battery
voltage.
Blown No.20 (20A)fuse in the
under-dash fuse/relay box
Faulty windshield wiper motor
An ooen in the wire
x1BLU/BLKlgnition switch ON(ll) and wiper
switch in INT
Check for voltage to ground:
There should be battery
voltage.
Blown No.20 (20A)fuse in the
under-dash fuse/relay box
Faulty wiper/washer switch
An oDen in the wire
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22-142
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Wiper Motor Test
Windshield:
1. Open the hood, and carefully remove the cap nuts
and the wiper arms. Make sure they do not touch
the hood.
2, Remove the hood seal andcowl cover.
3. Disconnectthe 5P connector (A)from the motor (B).
Test the motor by connecting battery power andground according to the table. lf the motor does not
run or fails to run smoothly, replace it.
P-"-,tion
Terminal124
LOW SPEEDOO
HIGH SPEEDoo
5.Test the wiper motor park switch by connecting an
analog voltmeter between the No, 5 (+)terminal
and ground, and run the motor at low or high speed.
The voltmeter should indicate 12 V and 4 V or less
alternately. lf it does not, replace the motor.
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22-143
Rear Window:
1. Open the hatch, and remove the hatch trim panel
(see page 20-53).
2. Disconnectthe 4P connector {A) from the motor {B).
Test the motor by connecting battery power andground according to the table. lf the motor does not
run or fails to run smoothly, replace it.
Telminal
Battery
Connected@o
Test the wiper motor park switch by connecting an
analog voltmeter between the No. 4 (+)terminal
and ground, and run the motor. The voltmeter
should indicate 12 V and 4 V or less alternatelv. lf it
does not, reolace the motor.
4.

Wipers/Washers
Washer Motor Test
1. Partially remove the right inner fender (see page
20-'t021.
2. Disconnect the 2P connectors (A) from the washer
motors (B).
Test the washer motor by connecting battery
power and ground according to the lable.
Terminal
Battery12
Connected@o
4. lf the motor does not run, replace it,
22-144
Washer Fluid Level Switch Test/
Replacement - Canada
1.
3.
4.
Partially remove the right inner fender (see page
20-102).
Disconnect the 2P connector {A) from the washer
level switch.
Remove the washer fluid level switch from the
reservoir.
NOTE: Fluid may flow out the opening.
Check for continuity between the terminals in each
float (B) position according to the table.
Terminal
Position2
FLOAT UP
FLOAT DOWNo----o
lf the continuity is not as specified. replace the
swtTcn.

Windshield Wiper Motor Replacement
1.Open the hood. Remove the nuts (A) and the
windshield wiper arms (B).
Remove the hood seal and cowl cover.
Djsconnect the 5P connector (A) from the wiper
motor (B).
9.8 N.m (1.0
Remove the bolts (C), move windshield wiper
linkage assembly {D)toward the passenger's side
of the vehicle until it slides off of the pin (E), then
remove the assembly.
5. Scribe a line (A) across the link and wlndshield
wiper linkage to show the original adjustment.
Separate the windshield wiper linkage (B) from the
wiper motor (C).
N.m(3.2 ksf.m, 23 lbt.ft)
Install in the reverse order of removal, and note
lhese items.
Apply multipurpose grease to the moving parts.
Before reinstalling the wiper arms, turn the wiper
switch ON, then OFF to return the wiper shafts tothe oark oosition.
lf necessary, replace any damaged clips,
Check the wioer motor oDeration.
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Wipers/Washers
Rear Window Wiper Motor
Replacement
1.
B
Open the hatch, and remove the hatch trim panel
(see page 20-53).
Remove the mounting nut (A), the wiper arm (B)
and the special nut (C).
A9.8 N.m {1.0 kgf.m,7.2 rbf.ftl
B
8 N.m 10.8 kgt.m,6.0 rbf.ft)
Disconnect the 4P connector {A), remove the three
mounting bolts (B), then remove the rear window
wiDer motor (C).
9.8 N.m{1.0 kgt.m,7.2lbf ftl
4,Install in the reverse order oI removal, and note
these items.
Apply multipurpose grease to the moving parts.
Before reinstalling the wiper arm, turn the wiper
switch ON, then turn OFF to return the wiper
shaft to the Dark oositon.
lf necessary, replace any damaged clips.
Check the wiDer motor operation.
22-146
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Washer Reservoir Replacement
1.Partially remove the right inner fender.
Disconnect the 2P connectors (A) irom the washer
motors (B) and level switch (Canada).
3.Disconnecl the tubes (C) from the washer motors.
Remove the three bolts (A) and the washer
reservoir (B).
A9.8 N.m(1.0 kgt.m,7.2 tbf.tt)

Wipers/Washers
Washer Tubes Replacement (cont'dl
3. Install inthe reverseorderof removal. Take care notto plnchthewashertubes. Check the washer o pe ration.
22-148