Hyundai Santa FE Sport 2011–2015 — technical service bulletin
Bulletin 5NP-L6Z7X-01 · NHTSA communication 10152858 · issued Dec 7, 2018
Technical service bulletin
communication type
Electrical System
component
2011–2015
model years
8
vehicle entries
Official summary
Hyundai has launched a Product Improvement Campaign to perform a knock sensor software update on the subject vehicles. This campaign is being implemented to ensure the satisfaction of Hyundai customers. The software update installs a newly developed Knock Sensor Detection System (KSDS) that detects vibrations indicating the onset of excessive connecting rod bearing wear in the engine. The KSDS is designed to alert a vehicle driver at an early stage of bearing wear before the occurrence of engine damage. If vibrations caused by bearing wear start to occur, the Malfunction Indicator Lamp (MIL) w
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.