Suzuki 2006 SX4 Service Manual page 1012

8B-47 Air Bag System:
DTC Troubleshooting
Step
1 Was "Air Bag Diagnostic System Check Flow" performed?
2 Passenger air bag circuit check
1) Remove passenger air bag (inflator) module from
steering column referring to "Passenger Air Bag (Inflator)
Module Removal and Installation".
2) Disconnect SDM connector "L04".
3) Check for proper connection to SDM connector at
terminal "L04-5" and "L04-6".
4) Check for proper connection to passenger air bag
(inflator) module at terminals in "G259" connector.
5) If OK, release shorting bar in SDM connector inserting
release tool (1) included in special tool (A).
Special tool
(A): 09932–76010
6) With ignition switch turned ON, measure voltage
between "L04-5" terminal and body ground, and
between "L04-6" terminal and body ground.
"L04-5"
Is each measured voltage 0 V?
3 Floor harness circuit check
1) Disconnect "L377" connector located near the
passenger side front pillar lower trim.
2) Check for proper connection to floor harness connector
at terminal in "L377" connector.
3) If OK, release shorting bar in SDM connector inserting
release tool (1) included in special tool (A).
Special tool
(A): 09932–76010
4) With ignition switch turned ON, measure voltage
between "L377-1" terminal and body ground, and
between "L377-2" terminal and body ground.
"L04-5"
Is each measured voltage 0 V?
Action
(A)
"L04-6"
1, (A)
(A)
"L04-6"
1, (A)
Yes
Go to Step 2.
Substitute a known-
good SDM and recheck.
I7RW01822047-01
Repair "BLU/RED"
circuit or "YEL/RED"
circuit for short to power
supply circuit at
instrument panel
harness.
I7RW01822047-01
No
Go to "Air Bag
Diagnostic System
Check Flow".
Go to Step 3.
Repair "BLU/RED"
circuit or "YEL/RED"
circuit for short to power
supply circuit at floor
harness.