PPB family
PPB_a012_trailerApplySolenoidFault
Parking brake functions degraded
What does the PPB_a012_trailerApplySolenoidFault alert mean?
Trailer solenoid apply pin/wire short detected.
What you'll see in your Tesla
- Parking brake functions degraded
- Parking brake may not apply or release
What triggers it
Short detected on the trailer solenoid apply line
When it clears
Short is removed
Potential impact
Not able to apply and release trailer park brakes
Affected models
Semitruck
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