# Service bulletin 5NP\-X4Q7Y\-01

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.

- Type: Service bulletin
- NHTSA id: 10127010
- Published by NHTSA: 2018\-01\-16
- Manufacturer's number: 5NP\-X4Q7Y\-01
- Manufacturer's date: 2017\-12\-21
- NHTSA component: HYBRID PROPULSION SYSTEM

## NHTSA's summary

Some 2016\-2017MY Sonata Plug\-In Hybrid vehicles may develop a Check Hybrid System Light On with the DTC P1BA7 DTC found stored in the Battery Management System \(BMS\).

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10127010-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10127010-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Hybrid and electric drive

## Trouble codes named

P1BA7

## Vehicles listed

- 2016 to 2017 HYUNDAI SONATA

## Recalls for the same vehicles and component

- [18V166000](/recalls/nhtsa/18V166000.md), 2018-03-12: HYBRID PROPULSION SYSTEM

## Other bulletins for the same vehicles and component

- [5NP\-U6Y5P\-01](/bulletins/10127008.md), 2018-01-16, Service bulletin: HYBRID PROPULSION SYSTEM; ENGINE. Some 2017MY SONATA HYBRID \(LF HEV\) and Plug\-In Hybrid \(LF PHEV\) vehicles may develop an abnormal noise, Hybrid/Check Engine Warning Light On and/or Engine No Start if the pulley becomes loose at the Hybrid Starter Generator \(HSG\) shaft.
- [5NP\-U2Z6J\-08](/bulletins/10115234.md), 2017-08-15, Service bulletin: ENGINE; HYBRID PROPULSION SYSTEM. Some 2017MY SONATA HYBRID vehicles may develop an abnormal noise, Hybrid/Check Engine Warning Light On and/or Engine No Start if the pulley becomes loose at the Hybrid Starter Generator \(HSG\) shaft.

JSON: [/v1/bulletins/10127010](/v1/bulletins/10127010)

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