1999 HONDA CR-V Workshop Manual

Switch Input Test
NOTE: Before testing, check for blown No. 17 (7.5 A)
fuse in the under-dash fuse/relay box.
1. Remove the center panel {see section 20).
REAR WINOOW DEFOGGER SWITCHlin the heater control oanel)CENTER PANEL
Check for voltage between the 84 and 87 terminals
in each switch position when battery power is con-
nected to the B l terminal.
OFFless than 0.4 V
ONbaftery voltage
Ol-
I
-
23-113
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Wipers/Washers
Component Location Index
SRS components are located in this area. Review the SRs component locations, precautions, and procedures in the s6ssection (24) before performing repairs or service.
REAB WINDOW WIPER MOTOBT€st, page 23-120WPSR/WASHER SWITCHTest. page 23- l't9
REAR WINDOW WIPERCONTROL UNlT 137 mod.llInput test. page 23-118
WINDSHIELD WIPER MOTORTost, page 23-119
UNDER.DASH FUSE/RELA
INTERMITTENT W|PEN RELAYCIBCUIT, REAR WINDOW INTERMTNENTwlPER RELAY CIBCUIT l'98 - 0O mod.t.lBOX (ln the integrated control unit)Input test, page 23-68
23-114
-
n
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UNDEB,DASHFUSENELAY BOXIGNITON SWITCH
l-Circuit Diagram {Windshieldl
@*"
BLUiBLK
YEUBLU
WHTiBLK
l-
BLK
I
I
I
I_L
G401G402
23-115
8LK
G401G402
BLK
G401G402
UNDEB.HOOD FUSE/NELAY BOX
N0.41 (1004) N0.42 {40A)
INTEGEATEDCONTFOLUNIT
/ Has bui[-in \I inlermiltenl I wiper relay /
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Wipers/Washers
Circuit Diagram (Rear Window) -'97 Model
UNDER.HOOD FUSE/RELAY BOX
@**'
N0.41 (100A) N0.42 (40A)WHT/BLK +WHT
I
G611G631
t'8LK
I
G202
,7!is--- ---- ----
JiJ frT
BLK
d-l
G401G4A2
23-116
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Circuit Diagram (Rear Windowl -'98 - 00 Models
BATTERYUNDER.HOOD FUSEi RELAY 80X
N0.41 (100A) N0.42 (40A)
@*,'WHT/BLK +WHTGNIT ONSW TCH
REAR WINDOWWPER MOTOR
Ot-
GRN/BLK
I
A n',$s".,,,
vil8t8E
IBLK
I
n-
G202
BLK
n_-:
G611G631
UNDEF-DASHFTJSE/RELAYBOX
JDLI OFF
INTEGRATED CONTROL UN T/Has bo ll-in re wndow\
t nlermillenl w per relay ]
BLK
.L-
G40lG402
I
-
23-117
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Wipers/Washers
Rear Window Wiper Gontrol Unit lnput Test -'97 Model
Remove the driver's dashboard lower cover and theknee bolster {see section 20).
Disconnect the 8P connector from the control unit.
Inspect the connector and socket terminals to be surethey are all making good contact.
a lf the terminals are bent, loose, or corroded, repair
them as necessary. and recheck the system.. lf the terminals look OK, make the following input
tests at the connector.- lf any test indicates a problem, find and correct
the cause, then recheck the system.- lf all the input tests are OK, replace the control
UNII.
1.
LT GRN/BLK
T GRN/RED LT
12
16
GRN/BLK
8P CONNECTOF
CavityTest condhion Test Desir€d r93uhPossible cause il rasuh is not obtained
4BLKUnder all conditionsCheck for continuity to ground:
There should be continuity.
. Poor ground (G401, c402). An open in the wire
GRN
lgnition switch ON (lllCheck for voltage to ground;
There should be battery voltage.
Blown No. 3 (10 A) fuse in the
under-dash fuse/relay box
An open in the wire
'lLT GRN/
RED
lgnition switch ON ( ll),
and rear window
wiper/washer switch
ON
Check for voltage to ground:
There should be battery voltage.
Blown No. 3 (10 A) fuse in the
under-dash fuse/relay box
Faulty rear window wiper/washer
switch
An open in the wire
LT GRN/
BLK
lgnition switch ON (lllCheck for voltage to ground;
There should be battery voltage.
Blown No. 3 {10 A) fuse in the
under-dash fuse/relay box
Faulty rear window wiper motor
An open in the wire
LT GRN
lgnition switch ON (ll)Check for voltage to ground:
There should be battery voltage.
Blown No.3 {10 A)fuse in the
under-dash fuse/relay box
Faulty rgar window wiper motorAn open in the wire
5GRN/BLK
lgnition switch ON lll),
and rear window
wiper/washer switch at
washer position
Check for voltage to ground:
There should be battery voltage.
Blown No.3 (10 A) fuse in the
under-dash fuse/relay box
Faulty rear window wiper/washer
switch
An open in the wire
23-118
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Wiper/Washer Switch Test
Windshield/ReEr Window Wiper/Washer Switch:
1. Remove the driver's dashboard lower cover and the
knee bolster (see section 20).
2. Remove the steering column covers {see section 17)
3. Disconnect the 8P and 6P connectors from the
switch, remove the two screws, and pull out the
switch.
J-
lind3hi.ld:
tilt-rltl
IEZIA
Raar Window:
11 2 3
I t-7 al
ll -
Check for continuity betlveen the termlnals in each
switch position according to the tables.
Windshield Wiper/Washer Switch:
Terminal
P*t-
---__\432175
OFFoo
INToooo
LOoo
HIoo
Mist swhch "0N"oo
Washer switch "0N"oo
Rear Window Wipsr/Washer Switch
Teminal
ti'"
---\12346
Washer switch '0N'
(wiper switch oFFlG-oG-o
OFFG-o
ONGo
Washer switch "ON'
(Wiper switch "0N"1G-oG-o
-rmxft
23-119
1.
Windshield Wiper Motor Test
Open the hood, remove the cap nuts, and caretully
remove the wiper arms so that they do not touch
the hood.
Remove the cowl cover (see section 201.
Disconnect the 5P connector trom the windshield
wiper motor.
Test the motor by connecting battery power and
ground according to the table.
lf the motor does not tun or fails to run smoothly,
replace it.
Connect an analog voltmeter between the No. 5 (+)
and No. 3 (-) terminals, and run the motor at low or
high speed.
The voltmeter should alternately indicate 0 V 8nd
4 V or less.
Terminal
;fi;"
-l4
LOW SPEED@
HIGH SPEED@
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Wipers/Washers
1.
Rear Window Wiper Motor Test
Remove the tailgate trim panel (see section 20),
Disconnect the 4P connector from the wiper motor
assembly.
4P CONNECTOR
WIPEBLOWER COVEnPush tabto release,
Test the motor by connecting battery power to theNo. I terminal, and ground to the No. 3 terminal.
lf the motor does not run or fails to run smoothly,replace it.
Reconnect the 4P connector to the wiper motor.
Connect an analog voltmeter between the No. 4 (+)
and No. 2 (-) terminals.
Run the motor by turning the wiper/washer switchoN.
The voltmeter should alternately indicate 0 V and11 V or less.
4.
5.
23-120
1.
Washer Motor Test
Remove the front bumper (see section 20).
Disconnect the 2P connectors from the washermolors,
REAR WINDOWWASHER MOTOR
Test the washer motor by connecting battery power
and ground according to the table.
lf the motor fails to run smoothly, replace it.lf the motor runs smoothly, but little or no washerfluid is pumped, check for a disconnected orblocked washer hose, or a clogged pump outlet inthe motor.
a
a
L_Iq'.r91
Battery
,l
Disconnected
Connected@
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