Dtc B1052 / B1056: Seat Belt Pretensioner Circuit Low Resistance - Suzuki SX4 Service Manual

DTC B1052 / B1056: Seat Belt Pretensioner Circuit Low Resistance

DTC B1052: Driver Seat Belt Pretensioner Circuit Low Resistance
DTC B1056: Passenger Seat Belt Pretensioner Circuit Low Resistance
Wiring Diagram
Refer to "DTC B1051 / B1055: Seat Belt Pretensioner Circuit High Resistance".
DTC Detecting Condition and Trouble Area
DTC detecting condition
DTC B1052:
Driver seat belt pretensioner circuit is less than 0.9 Ω for
more than 4 sec.
DTC B1056:
Passenger seat belt pretensioner circuit is less than 0.9 Ω
for more than 4 sec.
DTC Troubleshooting
Step
1 Was "Air Bag Diagnostic System Check Flow" performed?
2 Seat belt pretensioner circuit check
1) With ignition switch turned OFF, remove center pillar
lower trim of applicable side and disconnect applicable
seat belt pretensioner connector "L283" or "L285".
2) Check for proper connection to applicable seat belt
pretensioner at terminals in "L283" or "L285" connector.
3) If OK, then connect special tools (A), (B) and (C) to
"L283" or "L285" connector disconnected in Step 1).
Special tool
(A): 09932–76010
(B): 09932–75010
(C): 09932–78310
(C)
(B)
4) Check SDM for DTC.
With ignition switch turned ON, is DTC B1052 or B1056 still
indicated?
Action
(A)
"L283", "L285"
STEERING WHEEL
• Driver / passenger seat belt pretensioner circuit
• Driver / passenger seat belt pretensioner
• SDM
Yes
Go to Step 2.
Go to Step 3.
I7RW01822057-01
Air Bag System:
S7RW0A8204027
Trouble area
No
Go to "Air Bag
Diagnostic System
Check Flow".
Replace defective seat
belt pretensioner
referring to "Front Seat
Belt Removal and
Installation in Section
8A".
8B-50