8B-62 Air Bag System:
NOTE
Upon completion of inspection and repair work, perform the following items.
• Reconnect all air bag system components and ensure all components are properly mounted.
• Clear DTCs referring to “DTC Clearance”, if any.
• Repeat “Air Bag Diagnostic System Check” to confirm that the trouble has been corrected.
DTC B1054 / B1058: Driver / Passenger Pretensioner Initiator Circuit Short to Power Circuit
S7RS0B8204029
Wiring Diagram
2 1) With ignition switch OFF, disconnect special tools (A),
(B) and (C) and SDM connector.
2) Release shorting bar in SDM connector inserting release
tool (1) included in special tool (A).
3) Measure resistance between “L29-7” and body ground,
and between “L29-8” and body ground (for DTC B1053)
or between “L29-9” and body ground, and between “L29-
10” and body ground (for DTC B1057).
Special tool
(A): 09932-76010
Is resistance infinity?
Substitute a known-
good SDM and recheck.
DTC B1053: “GRN/
ORN” circuit or “GRN/
YEL” circuit shorted to
ground.
DTC B1057: “BLU/
ORN” circuit or “BLU/
YEL” circuit shorted to
ground.
Step Action Yes No
"L29-8" "L29-9" "L29-10""L29-7"
(A)
STEERING WHEEL
(B)
(C)
(A)
"L10", "L36"
I7RS0A820018-02
1
2
3
GRN
RED
8
BLK
L29-27
L29-28
IG
E1
4
“L29”
“L04”
“G32”
“L29”
L29-8
DP+
L29-7
DP-
GRN/YEL
GRN/ORN
5
6
“L10”
L29-9
PP+
L29-10
PP-
BLU/YEL
BLU/ORN
7
“L36”
[A]
I7RS0A820016-05
[A]: Shorting bar 3. “A/BAG” fuse 6. Driver seat belt pretensioner
1. From main fuse 4. Junction block assembly 7. Passenger seat belt pretensioner
2. Ignition switch 5. SDM 8. Ground for air bag system