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Service bulletin 5NP-U6C3X-09

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 id10081127
Published by NHTSA2016-09-29
Manufacturer's number5NP-U6C3X-09
Manufacturer's date2016-04-19
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

"THERE ARE A HIGH NUMBER OF CADEX BATTERY CLAIMS RETURNING DUE TO INVALID BATTERY TEST CODES. WITH THE NEW CADEX TEST CODES, SOME OF THE CHARACTERS ARE VERY SIMILAR. IT MIGHT BE DIFFICULT TO DISTINGUISH BETWEEN A 1 AND I OR 0 AND O. TO HELP DIFFERENTIATE THESE CHARACTERS, HERE’S AN EXAMPLE OF A TEST CODE PRINT OUT WITH ALL THE DIFFICULT CHARACTERS ON THE SAME LINE."

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, 12-volt battery

Vehicles listed
HYUNDAI HYUNDAI

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