Engine Controls - ECM Reprogramming Procedure
Date: March 2003Order No.: S-B-07.61/27a
Group: 07
Revision:
This star bulletin has been revised to include new screen displays and updated flashing instructions to reflect the February 2003 DAS release.
SUBJECT:
SOFTWARE UPDATE VIA FLASHING ENGINE CONTROL MODULE (ME-SFI 2.8)
If a software update is necessary on the models listed in the table below, the update must be performed by flashing the existing control module in the vehicle using the Star Diagnosis (as of 11/02 release) together with the proper flashware CD. Please refer to the procedure for engine control module flashing instructions.
Note:
For vehicles as of model year 2003, ensure SCN coding information has been generated (please refer to:
S-SI-07.081001) prior to flashing vehicle.
Security notes regarding flashing hardware/software:
^ Access to Star Diagnosis only by authorized personnel.
^ Duplication of the flashware CD is not permitted.
Procedure:
1. Connect Star Diagnosis to the vehicle (16 pin diagnostic plug).
Insert flashware CD into Star Diagnosis.
2. Pre-flash requirements:
^ Battery voltage > 11 volts.
^ Engine temperature > 32 F.
^ Connect battery charger.
3. Switch ignition: ON.
4. Enter vehicle information into screen menus as required.
5. Navigate through screen menus in the following steps to perform flashing of engine control module.
^
^
^ < ME2-SFI - Motor electronics/Control unit adaptations> (Figure 4).
^
^
(Figure 6)
Note:
Disregard on-screen instructions to insert
SDflash CD (this was done in step 1) select
F2 to continue.
^
Note:
The numbers displayed on the screen (Figure 7) under Engine control module" (OLD/NEW) are not actual engine control module part numbers (these numbers are for internal use).
^
WARNING!
Engine cooling fan will run during programming.
^ After programming has been completed switch ignition: OFF
Wait 10 secs. (Figure 9), switch ignition ON
(when instructed by on-screen message).
Note:
After flashing, control module version will have been changed.
^
^
6. Perform version coding:
^ For models as of MY 2003 perform SCN coding procedure (refer to S-SI-07.081001)
^ For all other models version coding is performed using Star Diagnosis.
7. Start engine.
8. Disconnect battery charger.
In Case of Warranty