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HVAC Control Unit Logic Improvement (CLI038)

WARNING: This page is about the Optima LX 1.6T, which is a different variant/trim than selected.
Publication date: 2017-05-23
Reference number: CLI038

HVAC CONTROL UNIT LOGIC IMPROVEMENT

HVAC CONTROL UNIT LOGIC IMPROVEMENT

TECHNICAL SERVICE BULLETIN

Reference Number(s): CLI038, Date of Issue:  May 23, 2017
KIA: 2016 Optima (JFa/JF)
GROUP: Climate

SERVICE INFORMATION

This bulletin provides the procedure to apply a HVAC control unit logic improvement on some 2016MY Optima (JFa) vehicles, produced from August 28, 2015 through September 30, 2016, and some 2016MY Optima (JF) vehicles, produced from February 2, 2016 through November 23, 2016, equipped with Fully Automatic (FATC) or Manual Temperature (MTC) Controls, which may experience a concern with the evaporator icing under specific driving and ambient temperature and/or humidity conditions. Follow the procedure outlined in this bulletin to apply the HVAC control unit logic improvement to either A/C units using KDS download. For confirmation that the latest reflash has been applied to a vehicle you are working on, verify the ROM ID using the table in this bulletin.

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ECU UPGRADE PROCEDURE

To correct this condition, the ECU should be reprogrammed using the KDS download, as described in this bulletin.

Upgrade Event Name
318. JFA A/C PERFORMANCE LOGIC IMPROVEMENT (MTC)
319. JFA A/C PERFORMANCE LOGIC IMPROVEMENT (FATC)
320. JF A/C PERFORMANCE LOGIC IMPROVEMENT (MTC)
NOTE:
  • 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.

ROM ID INFORMATION TABLE

Upgrade Event 318, 319 (JFa), 320 (JF) 

Model Event No. System ECU P/No. ROM ID
Previous New
JFa 318 MTC 97250-D5500
97250-D5510		 100.00 101.00
319 FATC 97250-D5001
97250-D5701		 1.01 1.02
97250-D5000
97250-D5700		 1.00 1.09
JF 320 MTC 97250-D5500
97250-D5510		 100.00 101.00

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. 

NOTE: 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.
    NOTE: The ECU upgrade function on KDS is operating wirelessly. It is not necessary to perform the upgrade via USB cable.
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  2. With the ignition ON, turn ON the KDS tablet. Select KDS  from the home screen.
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  3. Confirm communication with VCI (A) and then configure the vehicle (B) using the AUTO VIN  (C) feature.
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  4. Select ECU Upgrade. 
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  5. The KDS will check the server for recently uploaded Events and then automatically download the applicable Upgrade Event (318, 319, or 320).
    NOTE: The vehicle must be identified in Vehicle Selection to download an Event for that vehicle.
    G11389275

    KDS screenshot shown above is for demonstration purposes only. Events shown in screenshot are not applicable to this bulletin.

  6. 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.
    G11389276
  7. Select the AIRCON  system under the System selection menu.

    Touch ID Check (D) and confirm that the latest update is available.

    Select the appropriate Upgrade Event (318, 319, or 320) and select Upgrade to continue.

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  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 VCI-II. Upgrade part (2/2) (F) will upgrade the ECU.
    CAUTION: Do not touch the system buttons (like 'Back', 'Home', 'etc.') while performing ECU Upgrade.
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  9. 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.
    NOTE: If an error notice continues to appear or if the upgrade cannot be performed, contact Techline or GIT America Help Desk.
    G11389280
  10. When instructed on the KDS, turn the ignition OFF  for ten (10) seconds then back on. Touch OK  to continue.
    G11389281
  11. Once the upgrade is complete, touch OK to finalize the procedure.
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  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.
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  13. Start the engine to confirm proper operation of the vehicle.

MANUAL UPGRADE PROCEDURE

NOTE: 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 Manual Mode passwords.

Manual Mode Upgrade Passwords 

Menu Password
JFA MTC: 97250-D5500/510 5510
JFA FATC: 97250-D5001/701 5710
JFA FATC: 97250-D5000/700 5700
JF MTC: 97250-D5500/510 5510
  1. Within the ECU Upgrade screen displayed, select Manual Mode  and then select the applicable Upgrade Event (318, 319, or 320). 
  2. Select the appropriate control unit part number with reference to the ROM ID INFORMATION TABLE , and select OK. 
  3. Enter the appropriate password from the Manual Mode password table above and select OK. 
  4. The upgrade will begin and the progress of the upgrade will appear on the bar graph.
  5. When instructed on the KDS, turn the ignition OFF for ten (10) seconds then back on. Touch OK  to continue.
  6. Once the upgrade is complete, touch OK  to finalize the procedure.
  7. 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.
  8. Start the engine to confirm proper operation of the vehicle.

AFFECTED VEHICLE RANGE

Model Production Date Range
Optima (JFa) August 28, 2015 through September 30, 2016
Optima (JF) February 2, 2016 through November 23, 2016

WARRANTY INFORMATION

N Code: I42 C Code: ZZ3 

Claim Type Causal P/N Qty. Repair Description Labor Op Code Op Time Replacement P/N Qty.
W 97250 D5500WK 0 HVAC Control Unit Logic Improvement 97250F05 0.3 M/H N/A 0
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