There are 1 stored owner reports matching the powertrain & transmission leading-label group for the 2014 Nissan Leaf in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 1 of 1 matching reports.
Open the full vehicle complaint log (all categories)WHEN STATIONARY, VEHICLE WILL NOT SHIFT INTO PARK, AND WILL ROLL UNLESS PARKING BRAKE IS APPLIED. DEALERSHIP WILL NOT COVER THIS UNDER THEIR POWERTRAIN WARRANTY EVEN THOUGH IT IS PART OF THE POWERTRAIN ACCORDING TO THE NHTSA AND IS A MAJOR SAFETY FLAW. DASH DISPLAYS AN ERROR THAT READS "T/M SYSTEM MALFUNCTION VISIT DEALER", AND "WHEN PARKED APPLY PARKING BRAKE".
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.