Signal Circuit Inspection

Ignition "OFF".
Disconnect EPB Switch connector.
Ignition "ON".
Measure voltage between pin No. 6, 7, 19, 18 (SW1, SW2, SW3, SW4) of EPB Switch harness connector and chassis ground.
Specification: See below

Fig 1: Screen Display - EPB Switch
Courtesy of KIA MOTORS AMERICA, INC.
Is the measured value within specification?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- Repair open or short in signal circuit between battery and EPB Switch harness connector and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.