# Service bulletin TSB\-15\-01\-029

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: 10058400
- Published by NHTSA: 2015\-09\-15
- Manufacturer's number: TSB\-15\-01\-029
- Manufacturer's date: 2015\-06\-01
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE; ENGINE

## NHTSA's summary

HYUNDAI: ENGINE CONTROL MODULE \(ECM\) SOFTWARE IS UPDATED ON CERTAIN VEHICLES FOR CANISTER PURGE VALVE \(CPV\) INCORRECT CPV FLOW, HEAVY ACCELERATION IN WARM AMBIENT TEMPERATURE HAS A SPARK KNOCK NOISE. MODEL 2014 ACCENT, VELOSTER. \*PE

## 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

## Vehicles listed

- 2014 HYUNDAI ACCENT
- 2014 HYUNDAI VELOSTER

## Other bulletins for the same vehicles and component

- [21\-01\-023H\-4](/bulletins/10207803.md), 2022-02-08, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:SOFTWARE. Hyundai is conducting a campaign to enhance the knock sensor software to detect abnormal engine bearing noise before potentially severe engine damage occurs. If abnormal engine bearing noise is detected, the Malfunction Indicator Lamp \(MIL\) will blink continuously, and the vehicle will be placed in Engine Protection Mode allowing the customer to drive to the nearest Hyundai dealer for diagnosis and repair. In addition, DTC P132600 will be recorded in the ECM. The vehicle can continue to be operated for a limited time in Engine Protection Mode, but it will accelerate slower and have a reduced maximum speed. Engine RPMs will be limited to approximately 1800\-2000 RPM.
- [TBB\-DCS160118](/bulletins/10199311.md), 2021-07-19, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. Base audio software update.
- [5NP\-S5Y6V\-04](/bulletins/10110934.md), 2017-08-10, Service bulletin: FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides information related to ECM \(Engine Control Module\) software update for diagnostic trouble code \(DTC\) P0441 \- Canister Purge Valve \(CPV\) \- Incorrect CPV Flow. There is no vehicle performance concern associated with this condition.
- [5NP\-D6A8C\-09](/bulletins/10081114.md), 2016-09-29, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. "HYUNDAI MOTOR AMERICA IS CONDUCTING SERVICE CAMPAIGN TBB TO UPDATE THE BASE AUDIO OPERATING SYSTEM SOFTWARE FOR BLUETOOTH AND VOICE RECOGNITION FUNCTION ON CERTAIN 2014 MODEL YEAR TUCSON, ACCENT, ELANTRA, SANTA FE, SANTA FE SPORT, AND SONATA VEHICLES. SERVICE CAMPAIGN TBB PROVIDES A SERVICE PROCEDURE TO UPDATE THE BLUETOOTH AND VOICE RECOGNITION SOFTWARE."
- [16\-FL\-002](/bulletins/10074340.md), 2016-06-22, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
- [14\-BE\-003](/bulletins/10061243.md), 2016-03-31, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

JSON: [/v1/bulletins/10058400](/v1/bulletins/10058400)

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