Dtc B1364 / B1368: Curtain-Air Bag Circuit Shorted To Power Supply - Suzuki 2006 SX4 Service Manual

8B-83 Air Bag System:

DTC B1364 / B1368: Curtain-Air Bag Circuit Shorted to Power Supply

DTC B1364: Driver Curtain-Air Bag Circuit Shorted to Power Supply
DTC B1368: Passenger Curtain-Air Bag Circuit Shorted to Power Supply
Wiring Diagram
Refer to "DTC B1361 / B1365: Curtain-Air Bag Circuit High Resistance".
DTC Detecting Condition and Trouble Area
DTC detecting condition
DTC B1364:
Driver curtain-air bag circuit has been shorted to power
circuit for more than 4 sec.
DTC B1368:
Passenger curtain-air bag circuit has been shorted to
power circuit for more than 4 sec.
DTC Troubleshooting
Step
1 Was "Air Bag Diagnostic System Check Flow" performed?
2 Driver / passenger curtain-air bag circuit check
1) With ignition switch turned OFF, remove rear quarter
upper trim of applicable side and disconnect applicable
side curtain-air bag (inflator) module connector.
2) Disconnect SDM connector "L04".
3) Check for proper connection to SDM connector at
terminal "L04-19" and "L04-20" (for DTC B1364) or
terminal "L04-21" and "L04-22" (for DTC B1368).
4) Check for proper connection to applicable side curtain-
air bag (inflator) module its connector at terminal in its
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 "L04-19" terminal and body ground, and
between "L04-20" terminal and body ground (for DTC
B1364).
7) Measure voltage between "L04-21" terminal and body
ground, and between "L04-22" terminal and body ground
(for DTC B1368).
"L04-19"
Is each measured voltage 0 V?
Action
(A)
"L04-20" "L04-21" "L04-22"
1
• Driver / passenger curtain-air bag circuit
• SDM
Yes
Go to Step 2.
Substitute a known-
good SDM and recheck.
I7RW01822094-01
S6RW0D8204065
Trouble area
No
Go to "Air Bag
Diagnostic System
Check Flow".
Go to Step 3.