Main harness Circuit Inspection

Ignition "OFF".
Disconnect the battery (-) terminal cable from the battery and wait at least one minutes.
Disconnect DBPT connector and SRSCM main harness connector.
Connect the battery (-) terminal cable to the battery and Ignition "ON" & Engine "OFF".
Measure voltage between terminal "Low" or "High" of the DBPT harness connector and chassis ground.
Specification: approx. 0V

Fig 1: Measuring Voltage Between Terminal Low Or High Of DBPT Harness Connector & Chassis Ground
Courtesy of KIA MOTORS AMERICA, INC.
Is the measured voltage within specifications?
Yes
- Substitute a known-good SRSCM, and check for proper operation.
  If the problem is corrected, replace SRSCM and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Substitute the SRSCM main harness and check for proper operation.
  If the problem is corrected, replace SRSCM main harness and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.