Air Bag System Self Diagnosis; Air Bag Unit (Sdm) Self Diagnosis; Conditions For Detecting And Clearing Faults - SSANGYONG Korando 2013 Manual

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4. AIR BAG SYSTEM SELF DIAGNOSIS

1) Air Bag Unit (SDM) Self Diagnosis

The air bag unit monitors the internal/external devices of the air bag system including battery voltage,
limits certain functions of the air bag, and turns on the air bag warning lamp on the instrument cluster
according to the conditions.
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Conditions for detecting and clearing faults

The time for detecting errors and clearing the errors is as follows:
Monitoring system
Inflator circuit
warning lamp circuit
Battery voltage
Impact sensor
Impact record
(air bag deployed)
SDM internal fault
Diagnosis Time for
cycle detecting
400 ms 4 seconds
100 ms 4 seconds
10 ms 4 seconds
IGN ON 1 seconds
-
Immediately
-
Time for
Clearing fault
clearing
8 seconds with a diagnostic device
8 seconds with a diagnostic device
4 seconds with a diagnostic device
2 to 4 with a diagnostic device
seconds
(next Ign)
-
by replacing SDM
(cannot be cleared with a
diagnostic device)
-
by replacing SDM
(cannot be cleared with a
diagnostic device)