Subaru Legacy 2004 Service Manual page 3617

Step
7 CHECK VEHICLE MODEL.
8 CHECK SEAT BELT WARNING SYSTEM.
1) Hold the tang plate disconnected from seat
belt buckle.
2) Turn the ignition switch to ON.
9 CHECK SEAT BELT WARNING SYSTEM.
1) Lift-up the vehicle.
NOTE:
Raise all wheels off floor.
2) Hold the tang plate disconnected from seat
belt buckle.
3) Start the engine, and set the vehicle speed
to more than 24 km/h (15MPH).
NOTE:
The speed difference between front and rear
wheels may light the ABS or VDC warning light,
but this indicates no malfunction. When diagno-
sis is finished, perform the ABS or VDC memo-
ry clearance procedure. <Ref. to ABS(diag)-15,
OPERATION, Subaru Select Monitor.> <Ref. to
VDC(diag)-16, OPERATION, Subaru Select
Monitor.>
10 CHECK SEAT BELT WARNING SYSTEM.
While the seat belt warning light is blinking and
the buzzer is beeping, decelerate the vehicle
speed to less than 21 km/h (13 MPH).
11 CHECK SEAT BELT WARNING SYSTEM.
1) Start the engine, and set the vehicle speed
to more than 24 km/h (15 MPH).
2) Wait for approx. 108 seconds while the seat
belt warning light is blinking and the buzzer is
beeping.
NOTE:
The speed difference between front and rear
wheels may light the ABS or VDC warning light,
but this indicates no malfunction. When diagno-
sis is finished, perform the ABS or VDC memo-
ry clearance procedure. <Ref. to ABS(diag)-15,
OPERATION, Subaru Select Monitor.> <Ref. to
VDC(diag)-16, OPERATION, Subaru Select
Monitor.>
2. PASSENGER'S SEAT
Step
1 CHECK BODY INTEGRATED UNIT SYSTEM.
Check DTC of body integrated unit using Sub-
aru Select Monitor. <Ref. to LAN(diag)-14,
OPERATION, Subaru Select Monitor.>
Seat Belt Warning System
Is the vehicle EC, EK or KA
model?
Does the seat belt warning
light illuminate?
Does the seat belt warning
light blink and the buzzer
beep?
Does the buzzer stop beeping
and the seat belt warning light
change from blinking to illumi-
nating?
Does the buzzer stop beeping
and the seat belt warning light
change from blinking to illumi-
nating?
Is DTC displayed?
SB-9
Check Yes
Go to step 8.
Go to step 9.
Go to step 10.
Go to step 11.
The seat belt
warning system is
normal. A tempo-
rary poor contact
of harness con-
nector may be the
cause. Check the
poor contact.
Check Yes
Perform the diag-
nosis according to
DTC.
SEAT BELT SYSTEM
No
The seat belt
warning light sys-
tem is normal at
this time. A tempo-
rary poor contact
of harness con-
nector may be the
cause. Check the
poor contact.
Replace the body
integrated unit.
Replace the body
integrated unit.
Replace the body
integrated unit.
Replace the body
integrated unit.
No
Go to step 2.