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(2) Is the measured resistance within specification?
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Go to next step.
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Repair or replace the wiring harness between the DAB and the clockspring or between the clockspring and the
SRSCM.
5. CLEAR THE DTC AND CHECK THE VEHICLE AGAIN
(1) Install the DAB module and connect the DAB connector.
(2) Connect the connectors of the PAB, SAB, CAB, BPT, BUPT, FIS and SIS.
(3) Connect the SRSCM connector.
(4) Connect the negative () terminal to the battery.
(5) Connect a HiScan(Pro) to the data link connector.
(6) Turn the ignition switch to ON .
(7) Clear the DTC stored in the SRSCM memory with the HiScan(Pro).
(8) Turn the ignition switch to LOCK and wait for at least 30 seconds.
(9) Turn the ignition switch to ON and wait for at least 30 seconds.
(10) Check the vehicle again with the HiScan(Pro).
Does the above DTC(s) go off?
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Problem is intermittent or was repaired and SRSCM memory was not cleared.
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Replace the SRSCM with a new one, and then check the vehicle again. At this time, if the vehicle normally
operates with a new SRSCM, the fault may be the SRSCM(Replace SRSCM).
Restraint > Troubleshooting > B1347
DTC Description
The Driver Airbag circuit consists of the SRSCM, Clockspring and the Driver Airbag (DAB) which has two squib circuits.
The SRSCM sets above DTC(s) if it detects that the resistance of DAB squib is too high or low.
DTC Detecting Condition
DTC
Condition
Probable cause
B1346
B1347
• Too high or low resistance between DAB high(+) and DAB low ()
• Driver Airbag (DAB) Malfunction
• Clockspring Malfunction
• SRSCM Malfunction
• Open or short circuit on
wiring harness
• Driver Airbag (DAB)
squib
• Clockspring
• SRSCM
Specification