Dtc B1051 / B1055: Seat Belt Pretensioner Circuit High Resistance - Suzuki 2006 SX4 Service Manual

DTC B1051 / B1055: Seat Belt Pretensioner Circuit High Resistance

DTC B1051: Driver Seat Belt Pretensioner Circuit High Resistance
DTC B1055: Passenger Seat Belt Pretensioner Circuit High Resistance
Wiring Diagram
WHT
6
4 5
BLK
3
2
1
[A]: Shorting bar
1. Battery
2. Fuse
3. Main fuse box
4. "IGN" fuse
5. Individual circuit fuse box No.1
DTC Detecting Condition and Trouble Area
DTC detecting condition
DTC B1051:
Driver seat belt pretensioner circuit is more than 4.0 Ω for
more than 4 sec.
DTC B1055:
Passenger seat belt pretensioner circuit is more than 4.0
Ω for more than 4 sec.
DTC Troubleshooting
Step
1 Was "Air Bag Diagnostic System Check Flow" performed?
"L313"
8
7
RED
GRN
L04-27
BLK
9
L04-28
"L04"
[A]
6. Ignition switch
7. "A/B" fuse
8. Junction block assembly
9. Ground for air bag system
10. SDM
11. Driver seat belt pretensioner
Action
10
16
30V
30V
15
5V
12V
13
14
12. Passenger seat belt pretensioner
13. DC / DC converter
14. Back up capacitor
15. Safing power driver
16. Mechanical longitudinal G sensor (switch)
• Driver / passenger seat belt pretensioner circuit
• Driver / passenger seat belt pretensioner
• SDM
Go to Step 2.
Air Bag System:
"L283"
GRN/ORN
L04-8
GRN/YEL
L04-7
"L285"
BLU/ORN
L04-9
BLU/YEL
L04-10
"L04"
Trouble area
Yes
Go to "Air Bag
Diagnostic System
Check Flow".
8B-48
S6RW0D8204026
11
12
I6RW0C820010-01
No