Diagnostic Procedure

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Step	Inspection		Action
1	INSPECT SEAT WEIGHT SENSOR CONNECTOR Verify that the correct seat weight sensor is assembled. Seat weight sensor connector assembly incorrect.	Yes	Go to the next step.
1		No	Replace the seat weight sensor connector (LH).
2	INSPECT SEAT WEIGHT SENSOR Clear DTCs using the M-MDS. (See CLEARING DTC .) Verify DTCs using the M-MDS. (See DTC INSPECTION .)	Yes	Go to the next step.
2		No	DTC troubleshooting completed.
3	INSPECT SEAT WEIGHT SENSOR CONTROL MODULE POWER SUPPLY CIRCUIT Switch the ignition to off. Disconnect the negative battery cable and wait for 1 min or more . Disconnect all seat weight sensor control module connectors. Connect the negative battery cable. Switch the ignition to ON Measure the voltage of seat weight sensor control module terminals 1A. Is the voltage 6.5 V?	Yes	Replace the seat weight sensor (LH).
3		No	Replace the seat weight sensor control module. (See SEAT WEIGHT SENSOR CONTROL MODULE REMOVAL/INSTALLATION .)
4	INSPECT PASSENGER SENSING SYSTEM Switch the ignition to off Disconnect the negative battery cable and wait for 1 min or more . Reconnect the disconnected connectors. Connect the negative battery cable. Switch the ignition to ON. Clear DTCs using the M-MDS (See CLEARING DTC .) Verify DTCs using the M-MDS (See DTC INSPECTION .) Are DTCs B00C1:93 displayed?	Yes	Replace the SAS control module. (See SAS CONTROL MODULE REMOVAL/INSTALLATION .)
4		No	DTC troubleshooting completed.