TSBELE147

GROUP
ELE
MODEL
2011-2016MY
Optima (TF HEV)
NUMBER
147
DATE
May 2018
TECHNICAL SERVICE BULLETIN
SUBJECT:
BMS LOGIC IMPROVEMENT FOR DTC P1B70
This bulletin provides the procedure to improve the logic of the Battery Management System
(BMS) on some 2011-2016MY Optima Hybrid (TF HEV) vehicles, produced from February 15,
2011 through July 22, 2015, which may experience a malfunction indicator light (MIL)
illumination with DTC P1B70 even though there is no actual malfunction. To correct this
concern, apply the improved logic to the BMS using the KDS ECU Upgrade function. For
confirmation that the latest reflash has been applied to a vehicle you are working on, verify the
ROM ID using the table on page 2 of this bulletin.
Kia Diagnostic System (KDS)
File Under: 
Circulate To:
X General Manager

X Service Advisors

X Technicians

X Service Manager

X Parts Manager

X Body Shop Manager  Fleet Repair

Page 2 of 7
BMS LOGIC IMPROVEMENT FOR DTC P1B70
SUBJECT:
ECU Upgrade Procedure:
To correct this condition, the ECU should be reprogrammed using the KDS
download, as described in this bulletin.
Upgrade Event Name
368.TF HEV BMS ON DTC (P1B70) LOGIC IMPROVEMENT
 NOTICE







A fully charged battery is necessary before ECU upgrade can take place. It is
recommended that the Midtronics GR8-1299 system be used in ECU mode during
charging. DO NOT connect any other battery charger to the vehicle during ECU
upgrade.
All ECU upgrades must be done with the ignition key in the ‘ON’ position.
Be careful not to disconnect the VCI-II connected to the vehicle during the ECU
upgrade procedure.
DO NOT start the engine during ECU upgrade.
DO NOT turn the ignition key ‘OFF’ or interrupt the power supply during ECU
upgrade.
When the ECU upgrade is completed, turn the ignition ‘OFF’ and wait 10 seconds
before starting the engine.
ONLY use approved ECU upgrade software designated for the correct model,
year.
 NOTICE
Before attempting an ECU upgrade on any Kia model, make sure to first determine
whether the particular model is equipped with an immobilizer security system.
Failure to follow proper procedures may cause the PCM to become inoperative after
the upgrade and any claims associated with this repair may be subject to
chargeback.
ROM ID INFORMATION TABLE:
Upgrade Event #368
Model
TF HEV
System
BMS
ECU P/No.
ROM ID
Previous
New
37513 4R000
4600, 4700, 4800,
4900, 5080
5180
37513 4R000
4920, 4940, 4960,
5060
5160
5020, 5200, 5300,
5500
5340, 5400
To verify the vehicle is affected, be sure to check the Calibration Identification of the vehicle's ECM
ROM ID and reference the Information Table as necessary.
37513 4R100
TSB: ELE147 Optima (TF HEV) May 2018
Page 3 of 7
BMS LOGIC IMPROVEMENT FOR DTC P1B70
SUBJECT:
 NOTICE
Prior to performing the ECU upgrade, be sure to check that the KDS is fully charged.
1.
Connect the VCI-II to the OBD-II
connector, located under the driver’s side
of the instrument panel.
 NOTICE
The ECU upgrade function on
KDS operates wirelessly. It is
not necessary to perform the
upgrade via USB cable.
2.
With the ignition ON, turn ON the KDS
tablet. Select KDS from the home
screen.
3.
Confirm communication with VCI (A) and
then configure the vehicle (B) using the
AUTO VIN (C) feature.
B
A
C
4.
Select ECU Upgrade.
TSB: ELE147 Optima (TF HEV) May 2018
Page 4 of 7
SUBJECT:
5.
BMS LOGIC IMPROVEMENT FOR DTC P1B70
The KDS will check the server for
recently uploaded Events and then
automatically download Upgrade Event
#368.
 NOTICE
The vehicle must be identified in
Vehicle Selection to download
an Event for that vehicle.
6.
KDS
screenshot
shown
above
is
for
demonstration purposes only. Events shown in
screenshot are not applicable to this bulletin.
Select Auto Mode.
CAUTION
Do NOT attempt to perform a
Manual Mode upgrade UNLESS
Auto Mode fails. Always follow
the instructions given on the
KDS in either Auto or Manual
mode.
7.
Select the BMS system under the
System selection menu.
D
Touch ID Check (D) and confirm that the
latest update is available.
Select Upgrade Event #368 and select
Upgrade to continue.
8.
The ECU upgrade will begin and the
progress of the upgrade will appear on
the bar graph. Upgrade part (1/2) (E) will
download the upgrade event to the VCIII. Upgrade part (2/2) (F) will upgrade the
ECU.
CAUTION
Do not touch the system
buttons (like ‘Back’, ‘Home’,
‘etc.’) while performing ECU
Upgrade.
TSB: ELE147 Optima (TF HEV) May 2018
E
F
Page 5 of 7
SUBJECT:
9.
BMS LOGIC IMPROVEMENT FOR DTC P1B70
If a “Communication Fail” screen
appears, verify that the VCI-II and KDS
are communicating properly. Touch OK
and restart the procedure from step 4.
 NOTICE
If an error notice continues to
appear or if the upgrade cannot
be performed, contact Techline
or GIT America Help Desk.
10. When instructed on the KDS, turn the
ignition OFF for ten (10) seconds then
back on. Touch OK to continue.
11. Once the upgrade is complete, touch OK
to finalize the procedure.
12. When prompted, select YES to check for
Diagnostic Trouble Codes (DTC) and
erase any DTCs stored such as EPS,
ESC, and TPMS that may have been set
during the upgrade.
13. Start the engine to confirm proper
operation of the vehicle.
TSB: ELE147 Optima (TF HEV) May 2018
Page 6 of 7
BMS LOGIC IMPROVEMENT FOR DTC P1B70
SUBJECT:
Manual Upgrade Procedure:
 NOTICE
The manual upgrade should ONLY be performed if the automatic upgrade fails.
If the automatic upgrade fails, turn the ignition OFF for about 10 seconds then place
it back in the ON position to reset the control unit BEFORE performing manual
upgrade.
See table below for Manual Mode passwords.
Manual Mode ECU Upgrade Passwords
Menu
TF HEV BMS (4600,4700,4800,4900,5080) : 37513 4R000
TF HEV BMS (4920,4940,4960,5060) : 37513 4R000
TF HEV BMS (5020,5200,5300,5340,5400) : 37513 4R100
Password
4000
4001
4100
1.
Within the ECU Upgrade screen displayed, select Manual Mode.
2.
Select the BMS system under the System selection menu. Select Upgrade Event #368
and select Upgrade to continue.
3.
Select the appropriate control unit part number with reference to the ROM ID Information
Table on page 2, and select OK.
4.
Enter the appropriate password from the Manual Mode password table above and select
OK.
5.
The upgrade will begin and the progress of the upgrade will appear on the bar graph.
6.
When instructed on the KDS, turn the ignition OFF for ten (10) seconds then back on.
Touch OK to continue.
7.
Once the upgrade is complete, touch OK to finalize the procedure.
8.
When prompted, select YES to check for Diagnostic Trouble Codes (DTC) and erase any
DTCs stored such as EPS, ESC, and TPMS that may have been set during the upgrade.
9.
Start the engine to confirm proper operation of the vehicle.
TSB: ELE147 Optima (TF HEV) May 2018
Page 7 of 7
BMS LOGIC IMPROVEMENT FOR DTC P1B70
SUBJECT:
AFFECTED VEHICLE RANGE:
Model
Production Date Range
Optima (TF HEV)
February 15, 2011 through July 22, 2015
WARRANTY INFORMATION:
N Code: I3A C Code: ZZ3
Claim
Type
Causal P/N
Qty.
Repair
Description
Labor Op
Code
Op
Time
Replacement
P/N
Qty.
W
Use BMS Part
No. by using
VIN Look-up
on EPC
0
BMS Logic Improvement
for DTC P1B70
37513F06
0.3
M/H
N/A
0
TSB: ELE147 Optima (TF HEV) May 2018