U0203low severityNetwork
Lost Communication with Trunk/Liftgate Module
on 2015 Kia Forte 1.8L I4 · FWD
What this code means
Cannot communicate with the power trunk lid or liftgate control module.
Symptoms
- Power liftgate not opening
- Trunk release not working
- Liftgate position unknown
- Hands-free liftgate disabled
Common causes
- Liftgate module failure
- CAN bus wiring
- Module power loss
- Fuse blown
- Liftgate strut motor failure
Diagnostic steps
- Check liftgate module fuse
- Test power and ground
- Check CAN wiring
- Test liftgate motor
- Check liftgate latch sensor
Repair notes
Check fuses. Wiring at liftgate hinge flexes and commonly breaks.
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Serious DIY~$100
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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