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Technical Service Bulletin
SUBJECT:

MODEL

GROUP

AZERA (HG)

CAMPAIGN

NUMBER

DATE

12-01-048

DECEMBER 2012

AZERA (HG) 3.3L ECM UPDATE - (SERVICE CAMPAIGN TN5)

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ECU Update

*IMPORTANT

*****DEALER STOCK ONLY*****
Dealers must perform this Campaign on all affected vehicles prior to customer retail delivery.
When a vehicle arrives at the Service Department, access Hyundai Motor America's "Warranty
Vehicle Information" screen via WEBDCS to identify open Campaigns.

Description:
This bulletin provides information for an ECM update of some Azera (HG) 3.3L GDI vehicles to
revise the logic for the following OTC:
- P0451 Evaporative Emission System-Pressure Sensor Range/P,erformance
Note: There are no performance issues associated with this condition.

Applicable Vehicles:
• 13 MY Azera (HG) 3.3L GDI vehicles
GOS Information:
EVENT#
292

DESCRIPTION
"HG 3.3 P0451 OTC LOGIC IMPROVEMENT."

Warranty Information:
Model
AZERA (HG)

Op Code

Operation

Op Time

20C120R1

ECM UPGRADE

0.3M/H

ROM ID INFORMATION TABLE:
Verify the ECM ROM ID before updating the vehicle's software. Refer to the table below.

Model
AZERA(HG)

Engine
3.3 GDI

11:

ECM P/N
39110-3CHN1

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ECM ROM ID

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Previous

(

HGDN33GM2A6CL 1A*

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New

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1

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HGDN33GM2A6CL 1B*

Circulate To: Service Manager, Warranty Manager, Service Advisors, Technicians , Fleet Repair

SUBJECT:

AZERA (HG) 3.3L ECM UPDATE- (SERVICE CAMPAIGN TN5)

GENERAL PRECAUTIONS:
•
•

Connect the USB cable between the GOS and
the VCI.
Connect the 16-pin DLC connector from the VCI
into the DLC located under the driver's side dash .

*NOTE
Make sure the battery icon at the bottom right of the GOS laptop shows at least 50% ; if not, charge
the GOS or attach a battery charger.
•

Turn off all lights (Do not leave the headlight switch in auto mode) and all accessories (including
heater/air conditioner/fan, audio, heated seats, rear defroster, etc) to ensure the battery will not
be discharged during the update.

•

Perform the update with the ignition key in the ON position .

•

Do not disconnect any cables connected to the vehicle or the GOS during the update.

•

Do not start the engine or turn the ignition switch OFF during the update .

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NOTE

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Confirm your GOS has the most recent version. If not, connect the GOS to an Internet port, open
the GOS home page and select "Update". Refer to instructions on hmaservice.com if necessary.
If you encounter GOS related problems, call the GIT Helpline at 888-437-0308 .

TSB #: 12-01-048

Page 2 of 4

SUBJECT: AZERA (HG) 3.3L ECM UPDATE - (SERVICE CAMPAIGN TN5)
SERVICE PROCEDURE:
GDS AUTO MODE ECM UPDATE PROCEDURE
1. From the GOS home page, select ECU Upgrade. If necessary, select the VIN.
2. Select Engine as the system and then select OK.
3. Select Auto Mode and then select Next.
4

From the System tab, select Engine and then select OK. The GOS will read the ROM ID.
Confirm the ROM is applicable as shown on Page 1, "ROM ID Information".
GOS

5 Select update event as listed on the GOS Event list of page-1. Select Upgrade.
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