Acura 2002 RSX Service Manual page 1312

Keyless/Power Door Lock System
Control Unit Input Test (cont'dl
Reconnect all connectors to the under dash fuse/relay box, and make these input tests at the appropriate connectors
on the under-dash
fuse/relay box
. l f a n y t e s t i n d i c a t e s a p r o b l e m , f i n d a n d c o f i e c t t h e c a u s e , t h e n r e c h e c k t h e s y s t e m .
'lfalltheinputtestsproveOK,themultiplexcontrol
unit must be faulty, repla;e the under dash fuse/relay box assemblv.
I
Cavitv
Wire
Testcondition
Test: Desired resuh
@
c t 1
8LU Under allcond;tions Attach to ground:
The parking side marker,license
plate lights, and rai ights shoutd
Etown No. 2 {t5A) fuselnlFiindiiidoo
fuse/relay box
Faulty taillight relay
Faulty under-dash fuse/relay box
A ^ ^ n o n i h r h o r v i r o
o3
GRN
Driver's door open
C h e c k f o r v o l t a g e t o g r o u n d :
T h e r e s h o u l d b e 1 V o r l e s s .
Faulty driver's door sdtch
An oDen in the wire
Driver's door closed
C h e c k f o r v o l t a g e t o g r o u n d :
T h e r e s h o u l d b e 5 V o r m o r e .
F a u l t y d r i v e r ' s d o o r s w i t c h
S h o r t t o q r o u n d
o4
LT GRN
/RED
Passenger's door
Check for voltage to groundi
T h e r e s h o u l d b e ' l V o r l e s s
Faulty passenger's switch
An open inthewire
Passenger's door
ctoseo
Check for voltage to ground:
There should be 5Vor more.
' Faulty passenger's switch
. Short to qround
P ' l 8
RED
Hatch open
Check for voltage to ground:
There should be 1V orless.
Faulty hatch latch switch
An open in the wire
H a t c h c l o s e d
C h e c k f o r v o l t a g e t o g r o u n d :
T h e r e s h o u l d b e 5 V o r m o r e
. Faulty hatch latch switch
' S h o | t t o o r o u n d
X5
RED^/lr'HT
l g n i t i o n k e y i n s e r t e d
i n t o t h e i g n i t i o n
C h e c k f o r v o l t a g e t o g r o u n d :
T h e r e s h o u l d b e 1 V o r l e s s .
P o o r g r o u n d ( G 4 0 1 )
Faulty ignition key switch
A n o p e n i n t h e w i r e
lgnition key removed
trom the ignition
Check for voltage to ground:
There should be 5 V or more.
F a u l t y i g n i t i o n k e y s w i t c h
S h o r t t o g r o u n d
Y7
WHT/8LK
Driver's door lock
knob switch in
UNLOCKED oosition
Check tor voltage to ground:
There should be 1 V or less.
Poor ground {G401)
Faulty driver's door lock knob switch
An open in the wire
U n v e r ' s d o o r l o c k
knob switch in
L O C K E D o o s i t i o n
C h e c k f o r v o l t a g e t o g r o u n d l
T h e r e s h o u l d b e 5 V o r m o r e .
. F a u l t y d r i v e r ' s d o o r l o c k k n o b s w i t c h
' S h o n t o g r o u n d
Y8
YEURED
Driver's door lock
knob switch in
LOCKED oosition
Check for voltage to ground:
There should be l Vor less.
. Poor ground (G401)
. Faulty driver's door lock knob switch
:l\!
open in the wire
unver's Ooor tock
knob switch in
UNLOCKED oosition
Check for voltage to ground:
There should be 5 V or more.
Faulty driver's door lock knob switch
Short to ground
Y 1 0
WHT/GRN
D r i v e r ' s o r
p a s s e n g e r ' s d o o r
l o c k s w i t c h i n
U N L O C K E D o o s i t i o n
C h e c k f o r v o l t a g e t o g r o u n d :
T h e r e s h o u l d b e ' l V o r l e s s .
Poor groLrnd {G401, G402)
Faulty driver's door tock switch
An open in the wire
uflver-s or
passengets door
lock switch in neutral
or LOCKED Dosilion
C h e c k f o r v o l t a g e t o g r o u n d :
T h e r e s h o u l d b e 5 V o r m o r e .
Faulty driver's door lock switch
Shofttoground
y 1 2
WHT/BLU
Driver's or
passenger's door
lock switch in
!QE(ED position
Check for voltage to ground:
There shoLrld be 1 V or less.
Poor ground 1G401, G402)
Faulty door lock switch
An open an the wire
lJriver's or
passenger's door
lock switch in neutral
o r U N L O C K E D
oosrtron
C h e c k f o r v o l t a g e t o g r o u n d :
T h e r e s h o u l d b e 5 V o r m o r e .
Faulty door lock switch
S h o n t o g r o u n d
22-160