ECM Update (Service Campaign Th1) (SC TH1)

Publication date: 2012-04-01
Reference number: SC TH1
Supersedes refnos: 11-01-037, 12-01-010-1

ECM UPDATE (SERVICE CAMPAIGN TH1)

SERVICE CAMPAIGN BULLETIN

Reference Number(s): 12-01-010-1, Date of Issue: April, 2012

HYUNDAI:	2012 ACCENT (RB)
GROUP:	CAMPAIGN

Superceded Bulletin(s): 12-01-010, Date of Issue: April, 2012

REVISION HISTORY

NOTE: This bulletin supersedes TSB 12-01-010. Applicability, GDS Event and ROM ID Table is updated.

IMPORTANT: Dealers must perform this Service 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 Vehicle Information" screen via WEBDCS to identify open Campaigns.

DESCRIPTION

This bulletin provides information related to the ECM software update of some 2012MY ACCENT (RB) vehicles to revise the following ECM DTC(s) diagnostic logic:

P0128: Coolant thermostat - Coolant Temperature Below Thermostat Regulating Temperature
NOTE: (Vehicles that already had TH1 campaign performed before April 2012 did not include the P0128 fix at that time. Refer to TSB 12-01-002 if such vehicle needs fix for a P0128 incident occurring at this time).
P0191: Fuel Rail Pressure Sensor Circuit Range/Performance
P061B: Internal Control Module Torque Calculation Performance
P0456: Evaporative Emission System-Leak detected (very small leak)
P2188: DTC P2188 - Fuel System Too Rich - At Idle (Bank 1).

Applicable Vehicles:

2012 MY ACCENT (RB) with 1.6L GDI engine: (Vehicles produced from March 23 to Sept 8, 2011)

GDS ECM UPDATE EVENT# INFORMATION

EVENT#

DESCRIPTION

268 (or later compatible event)⁽¹⁾

"RB 1.6 P0128 DTC LOGIC IMPROVEMENT"

⁽¹⁾	later event for A/T vehicle that includes additional update)

WARRANTY INFORMATION

Model	Op Code	Operation	Op Time
RB	10C080R1	ECM UPGRADE	0.3

NOTE: Submit claim on Campaign Claim Entry Screen.

ROM ID INFORMATION TABLE

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

ROM ID INFORMATION

Model	ECM P/N	T/M	IMMO	ROM ID
Model	ECM P/N	T/M	IMMO	Previous	New
ACCENT (RB) 1.6 GDI	39110-2BAD0	M/T	NO	GGRB-ANU6ES00600 GGRB-ANU6ES01600 GGRB-ANU6ES02600 GGRB-ANU6ES03600 GGRB-ANU6ES04600 GGRB-ANU6ES0060A GGRB-ANU6ES016A0	GGRB-ANU6ES026A0
ACCENT (RB) 1.6 GDI	39110-2BAD5	A/T	NO	GGRB-ANU6PS00C00 GGRB-ANU6PS01C00 GGRB-ANU6PS02C00 GGRB-ANU6PS03C00 GGRB-ANU6PS04C00 GGRB-ANU6PS00C0A GGRB-ANU6PS01CA0	GGRB-ANU6PS02CA0

GENERAL PRECAUTIONS

Connect the USB cable between the GDS 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 GDS laptop shows at least 50%; if not, charge the GDS 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 GDS during the update.
Do not start the engine or turn the ignition switch OFF during the update.

NOTE: Confirm your GDS has the most recent version. If not, connect the GDS to an Internet port, open the GDS home page and select "Update". Refer to instructions on hmaservice.com if necessary.

NOTE: If you encounter GDS related problems, call the GIT Helpline at 888-437-0308.

SERVICE PROCEDURE

GDS AUTO MODE ECM UPDATE PROCEDURE

From the GDS home page, select ECU Upgrade . If necessary, select the VIN.
Select Engine as the system and then select OK .
Select Auto Mode and then select Next .
From the System tab, select Engine and then select OK . The GDS will read the ROM ID. Confirm the ROM is applicable as shown on Page 1, "ROM ID Information".
Select update event as listed on the GDS Event List of page-1 . Select Upgrade .
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.
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 .
The GDS will confirm that ECM reprogramming is successfully finished. Select OK .
If the ECM update was not successful, go to GDS MANUAL MODE ECM UPDATE PROCEDURE .
Check for DTC in all systems and Erase All DTC that stored due to loss of CAN communication during the ECM Update.
Turn OFF ignition 10 seconds then turn ON before going to engine start.
Start the engine to confirm proper operation.

GDS MANUAL MODE ECM UPDATE PROCEDURE

NOTE:

GDS 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 else the ECM may be permanently damaged. It is recommended to remove ECM and read it from the label if not sure which choice.

From the GDS home page, select ECU Upgrade . If necessary, select the VIN.
Select Engine as the system and then select OK .
Select Manual Mode and then select Next.
From the System tab, select Engine and then select OK .
Select update event as per the GDS Event List of page-1 , then select Upgrade .
Be certain to enter the exact appropriate password from the table below and select OK. See the important NOTE above .
The remaining steps are same as Steps 6~12 of the Auto Procedure.

PASSWORD DESCRIPTION

MENU	PASSWORD
RB 1.6 MT -IMMO : 39110-2BAD0	1020
RB 1.6 AT -IMMO : 39110-2BAD5	1025