PPB family
PPB_a022_tractorButtonFault
Parking brake functions degraded
What does the PPB_a022_tractorButtonFault alert mean?
Tractor switch button hardware issue detected.
What you'll see in your Tesla
- Parking brake functions degraded
- Parking brake may not apply or release
What triggers it
Hardware issue is detected with the tractor switch
When it clears
Tractor switch button hardware issue is cleared
Potential impact
Unable to park or unpark
Affected models
Semitruck
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