MODEL

GROUP

HYUnDRI I

Technical Service Bulletin

GENESIS SEDAN
(BH)

FUEL SYSTEM

nEW THlnKlnG.
nEW POSSIBILITIES.

NUMBER

DATE
OCTOBER 2013

13-FL-009

ECM UPDATE- MIL ON OTC P0456

SUBJECT

HYUn? RI

Ecu update

Description:
Th is bulletin provides information for an ECM diagnostic code log ic update on some Genesis
Sedan 4.6L vehicles that may experience the following OTC:
- P0456 : Evaporative Emission System-Leak detected (very small leak)
NOTE: There are no vehicle performance issues associated with this condition .
Applicable Vehicles:
•

09-10 MY GENESIS(BH) 4.6L MPI.

GDS Information:
EVENT#
307 (or later compatible event)*

DESCRIPTION
"BH 4.6 P0456 OTC LOGIC IMPROVEMENT."

(*the latest event that shows up in the Engine Auto Mode event list for the particular vehicle/eng ine)
Warranty Information:
Model

Op Code

Operation

Op Time

Causal P/N

Nature

Cause

GENESIS SEDAN
(BH)

39110F8R

ECM UPGRADE

0.3

(See NOTE)

N69

C40

NOTE: Use the applicable ECM P/N listed in the ROM ID Information Table from the following page .

*NOTE:
In event of AUTO MODE update failure :
• You must attempt MANUAL MODE. Use the ECM P/N from the vehicle 's ECM label if it is
not clear from the ROM ID Table as to the correct ECM P/N to use for your vehicle.
• Replacing an ECM without carefully documenting that a MANUAL MODE update attempt was
made may result in warranty claim charge back.

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

ECM UPDATE - MIL ON OTC P0456

SUBJECT:

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

r;::,I

Mode
I

..

ROMID
MY

ECM P/N

Previous

New

GBH-9N6AFS1-C100
GBH-9N6AFS2-C100
GBH-9N6AFS3-C100
GBH-9N6AFS4-C100

GBH-9N6AFS5-C100

39110-3F271

GBH-AN6AFS1-C100
GBH-AN6AFS2-C100

GBH-AN6AFS3-C100

39110-3F272

GBH-AU6AFSO-C100
GBH-AU6AFS1-C100

GBH-AU6AFS2-C100

,-;i

09MY
BH
4.6
MPI

D

TM

n

na

39110-3F270
6AT

,...-.

10MY

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.

TSB #: 13-FL-009

Page 2 of 4

ECM UPDATE- MIL ON OTC P0456

I* NOTE I
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 .

SERVICE PROCEDURE:
GOS 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 2, "ROM ID Information".

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

-w.1o,..,.,..--...
1•,.-[,_,...
___ ._
nirl ..... 1•, ..---........ ,_
l"tl --

I Rr.;..-..-,, .... , -... 1i;1 ....
I - . . . . , . . • ._..,. .., _ _
~

Exa1nple screen
6. If the screen indicates "Voltage is OK" (voltage> 12volts), select OK. If not, select CANCEL
and charge the vehicle battery by running the engine for 10 minutes.
7. Updating will occur until 100% is reached on the bar graph . At the prompt, turn the ignition key
OFF for 10 seconds, then turn it ON and select OK.
8. The GOS will confirm that ECM reprogramming is successfully finished . Select OK.
9. If the ECM update was not successful , go to GOS MANUAL MODE ECM UPDATE

PROCEDURE.
TSB #: 13-FL-009

Page 3 of 4

ECM UPDATE - MIL ON OTC P0456

SUBJECT:

10. Check for OTC in all systems and Erase All OTC that stored due to loss of CAN communication
during the ECM Update.
11 . Turn OFF ignition for 10 seconds then turn ON before going to engine start .
12. Start the engine to confirm proper operation.

GOS MANUAL MODE ECM UPDATE PROCEDURE

*NOTE
•
•
•
•

GOS Manual Mode is intended for recovery of an ECM Update should it
begin but then later fail in process in the Auto Mode .
The ECM connectors must be disconnected for 15 minutes to reset its
contents then perform this Manual Mode Update.
Do not force Manual Mode if you get an error in Auto Mode that the veh icle 's
current ROM ID did not apply.
It is critical to identify the correct ECM Part Number in the PASSWORD table
or the ECM may be permanently damaged . It is recommended to remove
ECM and read the part number from the label to confirm .

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 Manual Mode and then select Next.
4. From the System tab , select Engine and then select OK.
5. Select update event as per the GOS Event List of page-1, then select Upgrade.
6. Be certain to enter the exact appropriate password from the table below and select OK. See the
important NOTE above.
7. The remaining steps are same as Steps 6-12 of the Auto Procedure.
MENU
BH 4.6 6AT IMMO : 39110-3F270
BH 4.6 6AT IMMO : 39110-3F271
BH 4.6 6AT IMMO : 39110-3F272

TSB #: 13-FL-009

I

MY
2009
2010

PASSWORD
3270
3271
3272

Page 4 of 4