Toyota Celica 2005 Repair Manual page 1350

Driver Buckle Switch Circuit
CIRCUIT DESCRIPTION
When the buckle switch of the driver's seat is ON with the ignition switch ON, the body ECU sends a signal
to turn on the seat belt warning light for the driver's seat and to sound a buzzer.
When the buckle switch of the passenger seat is ON and the passenger seat belt occupant detecting sensor
is ON with the ignition switch ON, the body ECU sends a signal to turn on the seat belt warning light for the
passenger seat.
WIRING DIAGRAM
R−L
Instrument Panel J/B
14 IN
IN
1
TENS
RDC
Fuse
C
3
1
IG1
Relay
2
5
IA
1
B−R
1
2E
2
ALT
Engine Room J/B
2005 CELICA (RM1131U)
DIAGNOSTICS
1
2
T4
Tension Reducer
Solenoid RH
16
R−L
1 2
IN
T3 Tension Reducer
Solenoid LH
8
IK
L−R
1
5
IK
W
AM1 IG1
I10
Ignition Switch
AM1
12
II
1
B−R
2A
1
FL MAIN
− BODY CONTROL SYSTEM
B9 Buckle Switch RH
3
R−W
B8 Buckle Switch LH
3
R
2
W−B
Battery
1349
2
1
SG3
B7
W
14
2
B7 PBKL
L−Y
1
1
SG2
B7
W−L
7
2
DBKL
B7
L
IF
DI−1149
DI6R2−07
Body ECU
I13781