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Technical Service Bulletin
SUBJECT

MODEL

GROUP

SONATA HEV

CAMPAIGN

NUMBER

DATE
October 2013

13-01-042

HEV MULTl-ECU UPDATE (VER.2) - (SERVICE CAMPAIGN TQ8)

*IMPORTANT

*****RETAIL VEHICLES*****
Dealers must perform this Campaign on all affected vehicles whenever an affected vehicle is in the
shop for any maintenance or repair.
When a vehicle arrives at the Service Department, access Hyundai Motor America's "Warranty
Veh icle Information" screen via WEBDCS to identify open Campaigns .
Description:
This bulletin provides information related to software update of the following controllers :
ECM/TCM/HCU/MCU/AHB/OPU by GOS Event#302, and BMS by Event#303.
This ECU Update provides vehicle drivability refinements.
Applicable Vehicles: 2012MY SONATA (YF) 2.4L Hybrid Electric Vehicle (HEV)
produced between November 2, 2011 to January 17, 2012.
GOS Information:
EVENT#
302 ECM/TCM/HCU/MCU/AHB/OPU
303 BMS

DESCRIPTION
YF HEV 11/12MY DRIVING PERFORMANCE
IMPROVEMENT(VER.2)
YF HEV 11/12MY DRIVING PERFORMANCE
IMPROVEMENT(VER.2)-BMS ."

Warranty Information:
Model
SONATA(YF)HEV

Op Code

Operation

Op Time

30C059RO

MUL Tl ECU UPGRADE

0.7M/H

HEV Multi-ECU Update Service Procedure Summary:
Follow all 4 steps below and detailed instructions of this TSB to ensure success. Since this is a
long complex ECU Update (30 mins) it requires adequate vehicle preparation and multiple
resets. All 7 ECU updated should result in " OK". Further steps must be taken if any are " FAIL" .
Test drive must be performed followed by HEV Calibrations at warmed up powertrain condition.

1. Auto Mode ECU Update of 7 ECU sequentially as initiated from the Engine System :
• Event #302 - ECU Update of TCM/HCU/MCU/AHB/OPU.
• Event #303 - ECU Update of BMS .
Circulate To: Service Manager, Warranty Manager, Service Advisors , Techn icians , Fleet Repair

HEY MULTl-ECU UPDATE- (V2) - (SERVICE CAMPAIGN TQ8)

SUBJECT:

2. All Fault Code Searching for OTC stored in All Systems, and then All Erase.
3. Important Step: Perform a Test Drive to confirm adequate operation of the vehicle and
ensure engine/transmission are warm for the final repair step of HEV Calibrations .
4. Perform HEV Calibrations to optimize the smoothness of the HEV driving transitions:
• Motor/HSG Resolver Calibration (in MCU system)
• E/C Fluid Pressure Calibration (in HCU system)

ROM ID Information Table:
•

Event #302 ECU Update for ECM/TCM/MCU/HCU/AHB/OPU:

..
I

Model

SONATA
(YF)
HEV

MY

System

12MY

ECM

12MY

TCM

I~

-

ROM ID
ECU P/N

_,_,--;
gft1de Is successfully fi nis hed.

ECU ROM ID : Y C Y~RG2A - (OK)
TCU ROM ID : TYF2 H 2~SA5 - [OK )
MCU ROM ID : HM0~ 5 1 0ERO - (OK(
HCU ROM ID : GY FE CllEHH S3-COOO - (OK)
AHB ROM ID : D32BAll1J19 -1-2A18 - [OK)
OP U R OM ID: FLStl0 3 - [OK (

..,_..... OK - -

.~ -

9. If Event#302 ECU update was interrupted or any ECU are indicated as FAIL , go to GDS

MANUAL MODE ECU UPDATE PROCEDURE of last page of this TSB to recover Event #302.

Procedure for Event #303 BCM ECU Update:
W Information

-

Make sure tli.11 No.303 event

.1lso s hould be 1>erformed.

~

'

------

OK

10. Select ECU Upgrade, Auto Mode , BMS and then OK.

Preparation

Clagnosls

y

Repair

Event List

-~

• Mode
Auto Mode

~

====

BCM

E NGINE

a Preparation
1) Connect the DLC(Data Link Connector) of VCI to th e OBD--il connec tor of Vehicle
side.

Smuwmon
Tes!

TSB # : 13-01-042

Page 7of15

HEY MULTl-ECU UPDATE- (V2) - (SERVICE CAMPAIGN TQ8)

SUBJECT:

11 . Select the Upgrade Event, "303.YF HEV 11/12MY DRIVING PERFORMANCE IMPROVEMENT(VER.2)BMS." and then select Upgrade:

r

Event Group

• Mode
Auto Mode-

• System
BMS

°"' ·-

TSB

' - -

~~-;:=so=o====~==========================i

• Current ROM ID
• Latest ROM ID

5080

303 YF HEV 11/12MY DRIVING PERFORMANCE IMPROVEMENT(VER 2~BMS

Event s election

1. Review and understand re lat ed TSB f or vehicle rep rogramming.
2. Select reprogramming event from Upgrade Event pull do wn menu
3. Clic k th e Upgrade button t o begin ECU upgrade.

ID Register
Option Treatment
Data Treatment
Inspection I Test

ECU Map;ing Vflilicajon 1

s!D

OTC

ca se Analysis

Current Data

Ac tua1ion

Test

FlighlR&COfd

OVOM

OscilJO!tCOptl

SimulaOOn

rest

12. Make a note of the BMS Current ROM ID displayed . In case the ECU Update fails , you will know wh ich
one the vehicle had in order to be able to recover it in ECU Update Manual Mode.

Repair

Preparation

• System
BMS

Be sme 10 1eme111 be1 ROM ID bcfo1 e BMS up gi.1ile.

Server

just 111 c.lSe m.1uu.1I BM S 1111a1ade 111 01le.

• Event Group
l»YfH!Vltll!IY DAA''iG ?Ell

CAUTION
•During the ECU l

~-------------~

Failure to fo llow t

1. DO NOT ooerate

2. DO NOT disturb ~---------------J
3. DO NOT tum off the VCI or DO NOT disconnect VCI USS Connector.
4. DO NOT start the vehicle or turn the !G key off.
5. DO NOT o oerate any of the vehicles other svstems(c limate control, lighting, audio, etc.) .

CeseAnlllysls

OTC

Actuation
Tes I

OVOM

13. If the screen indicates "Voltage is OK" (Voltage > 12V), select OK.

NOTE: If