Chrysler Conquest 1988 Service Manual page 54

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23-26
/,.-A. *I . . _ ..,. dU
BODY - Troubleshooting
6. Buckle Switch and Fasten Seat Belt indicator Light Circuit
ECU
r - - . . . _~
Buckle switch
T
B-22
B-23
;wltch
l-----
(ECUconnector terminals)
(Front harness sIdeI
tl?car harness srde)
Ster
Check method
Judgement
Cause Remedv
Condltlon Check object / Normal Malfunction I
C-30 connector:
Disconnected
Buckle switch.
ON -OFF
Replace the buckle
switch
(Refer to P.23-? 19.)
Remains
0 iI or r 12
Buckle switch
damaged
Contlnulty be- ocz- x 12
tween C-30 con-
nector terminals
(RG - B)
B-23 and B-22
connectors:
DIsconnected
Replace the "faster
seat belt" indicator
light
Continuity be-
tween B-23 and
B-22 connector
0 c1 Remains x 0
belt" indicator
or short-circuited
terminals
(RB - GB)
I
C-30 connector:
Connected
ECU connector:
Disconnected
Buckle switch:
ON -OFF
B-23 and 8-22
connectors.
Connected
ECU connector:
DIsconnected
IG SW: ON
Continuity
between ECU
connector
terminals
(17 - Ground)
ECU connector
terminal voltage
(20 - Ground)
Battery voltage
IG SW: lanltloli Switch
ECU. ELctronic Control Unit