Hyundai Kona: Dual Clutch Transmission Control System / Inhibitor Switch Troubleshooting
| Fault Diagnosis |
| Fault Diagnosis for Symptom |
|
Major Symptom |
Expected Cause |
Items to Check and Measures |
|
Shift lever not operating Gear not marked on cluster Shock occurs while shifting lever Warning lamp ON Engine OFF while vehicle is parked |
Inhibitor switch circuit abnormal Inhibitor switch function abnomal |
Check the inspection FLOW and replace the inhibitor switch |
|
Inhibitor switch "N" setting faulty |
Adjust "N" setting using "N" setting jig (Refer to Dual Clutch Transmission
Control System - "Inhibitor Switch") |
|
|
Shift cable separation faulty |
Adjust shift cable separation (Refer to Dual Clutch Transmission Control
System - "Inhibitor Switch") |
|
|
Poor ground condition on reversing light circuit |
Check the ground condition on reversing light and retighten it |
|
|
Inhibitor switch vehicle side circuit abnormal |
Check the connection of junction box power terminal, fuse (TCU) terminal
and replace the junction box or adjust the gap |
|
|
Check inside the inhibitor switch connector for foreign substance and whether
terminal is bent |
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Poor ground condition on inhibitor switch wire |
Check the ground condition of wire and retighten it |
|
|
Poor inhibitor unit (disconnection/short-circuit) |
Replace inhibitor switch (Refer to Inhibitor Switch Inspection) |
Inhibitor Switch Schematic diagrams
Circuit Diagram
...
Inhibitor Switch Repair procedures
Inspection
Inspection Flow
Items to check
1.
Inspect DTC code.
2.
Inspect whether N setting matches.
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...
Other information:
Hyundai Kona (OS) 2018-2026 Service Manual: Rear Wheel Speed Sensor Components and components location
Components
[Tortion beam axle type]
1. Front wheel speed sensor
2. Rear wheel speed sensor cable
[Multi link type]
1. Front wheel speed sensor
2. Rear wheel speed sensor cable
...
Hyundai Kona (OS) 2018-2026 Owners Manual: Non-operational conditions of Parking Distance Warning (Reverse) system
The Parking Distance Warning (Reverse) system may not operate normally when:
Moisture is frozen to the sensor.
Sensor is covered with foreign matter, such as snow or water, or the sensor
cover is blocked.
There is a possibility of the Parking Distance Warning (Reverse) system malfunction
when ...
