Scion FR-S 2013–2014 — technical service bulletin
Bulletin S-SB-0040-13 · NHTSA communication 10131994 · issued Dec 5, 2013
Technical service bulletin
communication type
Electrical System
component
2013–2014
model years
2
vehicle entries
Official summary
Some Scion FR-S vehicles may exhibit an engine RPM drop while idling with the A/C off. The Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic has been revised to address this condition. Use the following repair procedure for ECM (PCM) reprogramming.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.