Main harness Circuit Inspection

Ignition "OFF".
Disconnect the battery (-) cable and wait at least for one minute.
Disconnect Pretensioner Front-Driver connector.
Ignition "ON", Engine "OFF"
Measure signal waveform between Pin No. 1 (High) terminal of the Pretensioner Front-Driver harness connector and chassis ground.
Measure signal waveform between Pin No. 2 (Low) terminal of the Pretensioner Front-Driver harness connector and chassis ground.
Specification: Refer the specifications in Fig 1)

Fig 1: Scantool Display - Signal Waveform (Low & High) Of Pretensioner Front-Driver (Connector Disconnected)
Courtesy of KIA MOTORS AMERICA, INC.
Is the measured signal waveform within specifications?
YES
- Carefully re-do this troubleshooting guide steps.
- If problem still occurs, replace SRSCM and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Thoroughly check all connectors (and connections) for looseness, bending, corrosion, contamination, deterioration, and/or damage.
- Carefully re-do this troubleshooting guide steps.
- If problem still occurs, replace SRSCM main harness and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.