LIN Communication Inspection

WARNING: This page is about a different car, the 2015 Kia Soul EV. However, it is still accessible from the selected car via links, so may be relevant.

Ignition "OFF"
Refer to Parking Assist Sensor Removal and remove necessary parts to get access to Front & Rear PAS Sensor connector.
Ignition "ON"
Back probe and measure signal waveform between Pin No. 1 (LIN) terminal of each Front & Rear PAS sensor harness connector and chassis ground.
Specification : Refer to figure below

Fig 1: Screen Display - Signal Waveform Of Parking Sensor
Courtesy of KIA MOTORS AMERICA, INC.
Is measured value within specification?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- If no problems were found with the circuits or connectors, replace concerned Front & Rear Sensor and go to "Verification Of Vehicle Repair " procedure.