Honda S2000 Service Manual page 1002

Gonvertible Top
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Convertible Top Control Unit Input Test (cont'd)
RED/WHT
RED/BLU GRN/RED
A1
A2 A3
A4
A5
A6
A O A9 41041
't
N 2
4 1 3 414
RED/BLK BLK
5, Reconnectthe connectors to the controlunit, and make the inputtests atthe connectors.
.lfanvtestindicatesaproblem,findandcorrectthecause,thenrecheckthesystem
. lf all the inputtests prove OK,the control unit must belaulty; replace it.
GRY RED
YEL BLU/ORN
RED/BLU
GRY/RED
BLU/BLK
Wire side of
temale terminals
WHT
BLK
BLK
slr neoivel
cRN/wHT WHT/RED
RED
B1
82
B3
B4
B6
87 BB B9
810
/BLK /
BLU/RED
BLU/WHT
RED/BLU
Cavitv
Wire Test condition Test Oesired result
Possible cause ifresult is notobtained
B3 BED/BLU
Connect the 83 terminalto the Al4
terminal and 84 terminal to the 810
termrnal,
Check the passenger's window
motor operationi
It should run (the window
Fauhy passenger's window
motor
An open in the wire
B4 RED
Connect the B4 terminal to the A14
terminal and 83 terminal to the 810
Check the passenger's window
motor operalron:
It should run (the window
Faulty passenger's window
moror
An open in the wire
B1
YEL
l g n i t i o n s w i t c h O N { l l )
Check for voltage to ground:
There should be battery voltage.
Blown No.5 (7.5 A) fuse anthe
undeFdash fuse/relay box.
An ooen in the wire
412
GRN,ryVHT
Parking brake lever up
Check for continuity to ground:
There should be continuitv.
' Faulty parking brake switch
. An onen in the wire
A9
RED/BLK lgnition switch ON (ll), top switch OPEN Checklor voltage to ground:
There should be batterv voltaoe.
Blown No. 12 (15 A) fuse in the
under-dash fuse/relay box
Faultytop switch
An ooen in thewire
A 1 0
RED/YEL lgnition switch ON {ll), top switch CLOSE Check for voltage to ground:
Tha.c <hoDl.l hc haterv voltaoe.
B7
BLUAVHT lgnition switch ON (ll), power window
master switch main switch ON, and
nassenocr's win.lows switch DOWN.
C h e c k t o r v o l t a g e t o g r o u n d :
There should be battery voltage.
E l o w n N o . 8 ( 2 0 A ) f u s e i n t h e
undeFdash fuse/relay box
Faulty power powerwindow
master swttcn
Faultv passenger's window
A n o n e n i n t h e w i r e
B8
8LU/RED lgnition switch ON {ll}, power window
master switch main switch ON, and
passenger's window switch UP.
Check for voltage to ground:
There should be battery voltage.
B9
RED/BLU
lgnition switch ON (ll), power window
master switch main switch ON
Checkfor voltage to ground:
There should be battery voltage.
Faulty power window master
Faulty passenger's window
A n d 6 e n i n t h e w i r e
Wire Testcondition
Test: Desired rGsult
Possible caure if resuh ia not obtainod
82 BLU/ORN
l g n i t i o n s w i t c h O N ( l l ) , p a r k i n g b r a k e
lever up, operate the toP switch
Check for voltage between the
9 2 a n d b o d y g r o u n d :
T h e r e s h o u l d b e 0 S V o r m o r e
F a u l t y t o P c o n t r o l u n i t
F a u l t y p o w e r w i n d o w m a s t e r
A n o o e n i n t h e w i r e
B6
WHT/BLK lgnition switch ON {ll), raise the rear of
the vehicle. and rotate one wheel slowlv
Check for voltage on the B6 and
A8 terminals:
There should be 0 5 V or more
Faulty VSS
Faulty VSS signal driving circuit
An open in the wire
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