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Service bulletin 5NP-F8N6C-10

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10082722
Published by NHTSA2016-10-18
Manufacturer's number5NP-F8N6C-10
Manufacturer's date2016-09-23
NHTSA componentENGINE; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

"THIS BULLETIN PROVIDES INFORMATION RELATED TO THE ENGINE CONTROL MODULE (ECM) SOFTWARE UPDATE TO PREVENT AN INCREASE IN THE CATALYST TEMPERATURE WHICH MAY RESULT IN ILLUMINATION OF THE MALFUNCTION INDICATOR LIGHT WITH THE FOLLOWING DTC(S): H P0171 - SYSTEM TOO LEAN - BANK 1. H P0420 - CATALYTIC CONVERTER SYSTEM, BANK 1 - EFFICIENCY BELOW THRESHOLD. IN RARE CASES, THERE CAN BE A REDUCTION IN ENGINE POWER IF THE CATALYST IS RESTRICTED."

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Engine, Software

Trouble codes named

P0171, P0420

Vehicles listed
HYUNDAI SANTA FE2013, 2014, 2015, 2016

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
TBB-DCS1601182021-07-19. Service bulletin. Base audio software update.
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5NP-J6Z2Y-092016-10-13. Service bulletin. THIS BULLETIN DESCRIBES THE PROCEDURE FOR UPDATING THE BLUETOOTH AND VOICE RECOGNITION SOFTWARE FOR CERTAIN 2014 MODEL YEAR AUDIO SYSTEMS.
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