Dtc B1363 / B1367: Curtain-Air Bag Circuit Shorted To Ground - Suzuki SX4 Service Manual

8B-81 Air Bag System:

DTC B1363 / B1367: Curtain-Air Bag Circuit Shorted to Ground

DTC B1363: Driver Curtain-Air Bag Circuit Shorted to Ground
DTC B1367: Passenger Curtain-Air Bag Circuit Shorted to Ground
Wiring Diagram
Refer to "DTC B1361 / B1365: Curtain-Air Bag Circuit High Resistance".
DTC Detecting Condition and Trouble Area
DTC detecting condition
DTC B1363:
Driver curtain-air bag circuit has been shorted to ground
for more than 4 sec.
DTC B1367:
Passenger curtain-air bag circuit has been shorted to
ground 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 (hatchback model) or rear pillar inner trim
(sedan model) 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 B1363) or
terminal "L04-21" and "L04-22" (For DTC B1367).
4) Check for proper connection to applicable side curtain-
air bag (inflator) module 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) Measure resistance between "L04-19" terminal and body
ground, and between "L04-20" terminal and body ground
(for DTC B1363).
7) Measure resistance between "L04-21" terminal and
body ground, and between "L04-22" terminal and body
ground (for DTC B1367).
"L04-19" "L04-20" "L04-21"
Is each measured resistance infinity?
Action
"L04-22"
(A)
1
I7RW01822092-01
Trouble area
• Driver / passenger curtain-air bag circuit
• SDM
Yes
Go to Step 2.
Substitute a known-
good SDM and recheck.
S7RW0A8204045
No
Go to "Air Bag
Diagnostic System
Check Flow".
Hatchback model: Go to
Step 3.
Sedan model:
Repair "YEL/GRN" or
"YEL/BLU" circuit for
short to ground at floor
harness. (for DTC
B1363)
Repair "BLK/YEL" or
"BRN/YEL" circuit for
short to ground at floor
harness. (for DTC
B1367)