U0171low severityNetwork
Lost Communication with Lane Departure Module
on 2015 Kia Forte 1.8L I4 · FWD
What this code means
Cannot communicate with the lane departure warning or lane keeping assist module.
Symptoms
- Lane departure system disabled
- LDW warning light
- Lane keeping assist not available
- Camera error message
Common causes
- Lane departure module failure
- CAN bus wiring
- Module power loss
- Camera failure
- Windshield calibration needed
Diagnostic steps
- Check lane departure module fuse
- Test power and ground
- Check CAN wiring
- Inspect windshield camera
- Check for calibration need after windshield replacement
Repair notes
Check fuses. System often needs recalibration after windshield replacement.
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Other Network codes on this vehicle
U0001
High Speed CAN Communication Bus
U0002
High Speed CAN Communication Bus Performance
U0003
High Speed CAN Communication Bus (+) Open
U0004
High Speed CAN Communication Bus (+) Low
U0005
High Speed CAN Communication Bus (+) High
U0006
High Speed CAN Communication Bus (-) Open
U0007
High Speed CAN Communication Bus (-) Low
U0008
High Speed CAN Communication Bus (-) High
U0009
High Speed CAN Communication Bus Shorted Together
U0010
Medium Speed CAN Communication Bus