The valveblock isn't inflating or deflating when commanded.
<0.01% (Extremely rare)
None displayed
lumbar isn't functional
The valveblock isn't inflating or deflating when commanded.
commands sent over lin solicit no action from the lumbar
The HSD that powers the lumbar ECU is not on or the LIN status is OK
Model S 2012-2020, Model X 2015-2020, Model S 2021+, Model X 2021+
service
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