DPB family
DPB_a118_LiPS2PwmLineLow
Power braking assist reduced
What does the DPB_a118_LiPS2PwmLineLow alert mean?
Linear Position Sensor, Channel 2, line shorted to ground.
What you'll see in your Tesla
- Power braking assist reduced
- Braking may require increased effort
What triggers it
Linear Position Sensor, Channel 2 Line Short to ground.
When it clears
Switch on ECU wait 5 seconds
Potential impact
System will be running with internal degraded pedal map. Braking may require increased effort.
Affected models
Model Y 2025+
Track your Tesla's alerts automatically
Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.