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Technical Service Bulletin
SUBJECT

ACCENT (RB)

FUEL SYSTEM

NUMBER

DATE

13-FL-005

JUNE 2013

ECM UPDATE - MIL ON OTC P0456 I P0461 I P050A

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Ecu update

This bulletin revised 12-FL-006 to add DTC P050A.

Description :
This bulletin provides information for an ECM software update of some 1.6L vehicles that may
expe rience any of the following OTC :
P0456 : Evaporative Emission System-Leak detected (Very small leak)
P0461 : Fuel Level Sensor 'A' Circuit Range/Performance
P050A: Cold Start Ignition Timing Performance
NOTE: There are no vehicle performance issues associated with this condition .
Applicable Vehicles:
• 2012-2013 MY ACCENT (RB) with 1.6L GDI Engine manufactured prior to May 14, 2012.

GOS Information:
EVENT#
273 (or later compatible event) *

DESCRIPTION
"RB 1.6 P0456 ,P0461 ,P050A OTC LOGIC
IMPROVEMENT"

(* the latest event that shows up in the Eng ine Auto Mode event list for the particular vehicle/engine)

Warranty Information:
Model

Op Code

Operation

Op Time

Causal P/N

Nature

Cause

ACCENT (RB)

39110F6X

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/P0461/P050A

SUBJECT:

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

MY

ECM P/N

T/M
Previous

2012

GGRB-ANU6ES00600
GGRB-ANU6ES01600
GGRB-ANU6ES02600
GGRB-ANU6ES03600
GGRB-ANU6ES04600
GGRB-ANU6ES0060A
GGRB-ANU6ES016AO
GG RB-ANU6ES026AO

39110-2BADO
MIT

2013

RB

39110-2BAE1

GGRB-DNU6ES00600
GGRB-DNU6ES01600

39110-2BAD5
39110-2BAD7

GGRB-ANU6PSOOCOO
GGRB-ANU6PS01 COO
GGRB-ANU6PS02COO
GG RB-ANU6PS03COO
GG RB-ANU6PS04COO
GGRB-ANU6PSOOCOA
GGRB-ANU6PS01 CAO
GGRB-ANU6PS02CAO

1.6
GDI

2012

A/T

2013

39110-2BAS1

New

GGRB-DNU6ES02600

GGRB-DNU6PS02COO

GGRB-DNU6PSOOCOO
GGRB-DNU6PS01 COO

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 su re 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 .

TSB #: 13-FL-005

Page 2 of 4

ECM UPDATE - MIL ON OTC P0456/P0461/P050A
•

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.

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:
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".

5. Select update event as listed on the GDS Event list of page-1. Select Upgrade.
Gi>:ll

.....

.,...,.....,

•

Ennt~

o_..

J~~~=------====

..,..

I

11:,,,__._ ,,_. ,__. Tnl t.. ,_._ ,.............

J

s-. ~--..-.-•- L,,..

,l.O.. ~ ...

·-

L·,. .... - - .. ......

.... l,_,... __ ___

tni--

Exa111ple screen
-

..::.. I ;;; 1'"":... ;;;;
6.

1~:-

·:::- 1....:... -

~--

-;:;.- ;:

~

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 1O 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.
TSB # : 13-FL-005

Page 3 of 4

ECM UPDATE - MIL ON OTC P0456/P0461/P050A

SUBJECT:

8. The GOS will confirm that ECM reprogramming is successfully finished . Select OK.
9. If the ECM update was not successful , go to GDS MANUAL MODE ECM UPDATE
PROCEDURE.
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 vehicle '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 on the next page and select
OK. See the important NOTE above.
7. The remaining steps are same as Steps 6-12 of the Auto Procedure .
MENU
RB 1.6 MT NON IMMO : 39110-2BADO/E1
RB 1.6 AT NON IMMO: 39110-2BAD5/D7/S1

TSB # : 13-FL-005

PASSWORD
1020
1025

Page 4 of 4