There are 1 stored owner reports matching the engine leading-label group for the 2012 Scion iQ 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)STARTING BACK IN OCTOBER TOOK CAR IN FOR OIL CHANGE, I WAS TOLD CAR HAD NO OIL. I BRING MY CAR IN FOR REGULAR OIL CHANGES, SO WAS NOT SURE WHAT WAS GOING ON, SO I DISMISSED IT... BROUGHT CAR BACK TODAY 01/10/18 HAD THEM CHECK THE OIL LEVELS AND THE CAR NEEDED 2 1/2 LITTER OF OIL... I WAS TOLD IT MIGHT BE THE PISTONS... PLEASE RECALL
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.