U0418moderate severityNetwork
Invalid Data Received from Parking Brake Control Module
on 2012 Subaru Impreza 2.0L H4 · AWD
What this code means
Data from the electronic parking brake module is invalid or out of range.
Symptoms
- Parking brake warning light
- EPB status unknown
- Hill hold not working
- Service parking brake message
Common causes
- EPB module calibration lost
- CAN bus noise
- Module partial failure
- EPB sensor fault
Diagnostic steps
- Check EPB module for codes
- Test EPB actuator position sensors
- Check CAN bus signal quality
- Recalibrate EPB module
Repair notes
Recalibrate electronic parking brake. Check actuator position sensors.
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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