DIAGNOSTIC PROCEDURE
DTC B1013 DIAGNOSTIC PROCEDURE
CAUSE
z
Seat weight sensor deformed or malfunction
z
Seat weight sensor control module malfunction
z
SAS control module malfunction
z
Load to or deformation of the seat belt rail
STEP
INSPECTION
ACTION
1
INSPECT SEAT WEIGHT
SENSOR
z
Properly install the
passenger-side front seat.
z
Inspect the seat weight
sensor. (See
SEAT
WEIGHT SENSOR
CALIBRATION
.)
z
Is the seat weight sensor
normal?
Yes
[Present malfunction diagnosis]
z
Replace the SAS control module.
(See
SAS CONTROL MODULE
REMOVAL/INSTALLATION
.)
[Past malfunction diagnosis]
z
DTC troubleshooting completed.
No
Go to the next step.
2
INSPECT PASSENGER-SIDE
FRONT SEAT
z
Turn the ignition switch to
the LOCK position.
z
Disconnect the negative
battery cable and wait for
1 min or more.
z
Remove the passenger-
side seat and visually
inspect for the following:
{
Seat under-bracket
deformation
{
Seat frame
deformation
{
Seat weight sensor
deformation
{
Foreign objects
stuck in seat
z
Are any of the parts
deformed or are any
foreign objects stuck in the
Yes
Replace any deformed parts or remove any foreign objects.
z
After replacement, perform seat weight sensor
calibration and reperform the DTC inspection. If the
DTC is displayed, go the next step. (See
SEAT
WEIGHT SENSOR CALIBRATION
.)
No
Go to the next step.
2008 Mazda CX-9 Grand Touring
2008 RESTRAINTS On-Board Diagnostic (Restraints) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:18:46 AM
Page 17
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