Honda Civic Service Manual page 942

4- Reconnect the moonrool control unit 5Pconnector, and makethese inputtests attheconnector.
. 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 r r 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 .
. lf all the input tests prove OK, go to step 5.
Caviiy
Wire
Test condition
Test: Desired resuh
Possible caus6 if result is not obtained
5
BLK
Under allconditions Check for continuity to ground:
There should be continuity.
Poor ground (G501)
An open in the wire
,l
YEUGRN
lgnition switch ON (ll)
C h e c k f o r v o l t a g e t o g r o u n d :
There should be baftery voltage.
Blown No. 6 (7.54)tuse in the under
dash fuse/relay box
An open in the wire
LT GRN
lgnition switch ON (ll)
Moonroofclosed
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 .
Poor ground (G501)
Faulty moonroof auto-stop switch
An open inthewire
M o o n r o o f o p e n Check for voltage to ground:
There should be battery voltage.
Shortto ground
Faulty moonroof auto-stop switch
Disconnectthe moonroof control unit 5Pconnector, and make these;nputtests at the connector
' 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 r r 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 .
. lf all the inputtests prove OK, the control unit must befaultv. Replace it.
Cavity
Wire
Test condition
Test: Desired rosult Possible cause if result is not obtained
3
RED//EL
lgnition switch ON lll)
Connect a jumper wire between No,
3 and No. 5 terminals.
Moonroof motor should run
(opened).
Poorground (G501)
Blown No. 6 (7.5Aifuse in the under'
dash fuse/relay box
Blown No.7120Alfuse inthe under
dash fuse/relay box
Faulty moonroof open relay
Faulty moonroof close relay
Faulty moonrooJ motor
A n o p e n ; n t h e w i r e
2
cRN,4/VHT
l g n i t i o n s w i t c h O N ( l l )
Connect a jumper wire between No.
2 and No. 5 terminals.
I\,4oonroof
motor should run {closed).
Poor ground (G501)
Blown No. 6 (7.5Aifuse in the under
dash fuse/relay box
Elown No. 7 (20A)fuse in the under
dash fuse/relay box
Faulty moonroof open relay
Faulty moonrool close relay
Faulty moonroof motor
An open in the wire
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