Suzuki Wagon R Manual page 1699

10B-52 AIR BAG SYSTEM
DTC B1071 – Internal SDM Fault
CAUTION:
Be sure to perform Air Bag Diagnostic System Check before starting diagnosis according to flow
table.
DTC WILL SET WHEN
An internal SDM fault is detected by SDM.
NOTE:
DTC B1071 can never be cleared once it has been set.
1) Ignition switch OFF.
2) Replace SDM.
3) Repeat AIR BAG DIAGNOSTIC SYSTEM CHECK.
DTC B1072 – Internal Side Sensor (Driver Side) Fault
DTC B1074 – Internal Side Sensor (Passenger Side) Fault
CAUTION:
Be sure to perform Air Bag Diagnostic System Check before starting diagnosis according to flow
table.
DTC WILL SET WHEN
DTC B1072 or B1074 :
SDM receive internal fault signal from side sensor.
1) Ignition switch OFF.
2) Replace side sensor.
3) Repeat AIR BAG DIAGNOSTIC SYSTEM CHECK.