Suzuki Grand Vitara 2011 Manual page 1658

8B-27 Air Bag System:
Step
2 1) With ignition switch OFF, disconnect SDM connector.
2) Check proper connection to SDM at "G47-16" or "G46-
11" terminal.
3) If OK, turn ignition switch ON and then check voltage
between "G47-16" [A] or "G46-11" [B] terminal on SDM
connector and body ground.
Special tool
(A): 09932–76010
[A]
[B]
Is voltage 8 V or more?
3 1) With ignition switch OFF, disconnect on connector "G01"
junction block assembly.
2) Check proper connection at "G01-15" terminal.
3) If OK, turn ignition switch ON and then check voltage
between "G01-15" terminal and body ground.
Is voltage 8 V or more?
Action
"G47-16"
(A)
"G46-11"
Yes
Go to Step 4.
I5JB0A820023-01
Go to Step 4.
"G01-15"
I5JB0A820024-01
No
Go to Step 3.
Check circuit from
battery to "G01"
connector and charging
system.