Campaign - EGS Module Reprogramming for Harsh Downshift
SI B24 04 03Automatic Transmission
April 2003
Service Engineering
PERFORM THE PROCEDURE OUTLINED IN THIS SERVICE INFORMATION ON ALL AFFECTED VEHICLES THE NEXT TIME THEY ARE IN THE SHOP FOR MAINTENANCE OR REPAIRS.
SUBJECT
Service Action: Reprogram EGS Module for Harsh Downshift
MODEL
E46 M54 with GM5; 325iA produced from 09/17/02 up to 01/31/03
SITUATION
Incorrect data set was programmed into EGS (transmission control module) during production.
Customer may complain of a very harsh 3-2, 2-1 downshift when coming to a stop.
AFFECTED VEHICLES
This Service Action involves E46 M54, 325iA vehicles with GM5 transmissions, which were produced from September 17th, 2002, up to January 31st, 2003.
In order to determine if a specific vehicle is affected by this Service Action, it will be necessary to utilize the "Service Menu" of the DCS (Dealer Communication System). Based on the response of the system, either proceed with the corrective action or take no further action.
The Chassis Number Ranges listed below are only for informational purposes and are not to be considered as the only deciding factor.
Model Chassis Number Range
325iA NJ22547 - NJ29281
CORRECTION
Reprogram EGS control module with DIS/GT1 loaded with CD 33.0 1st update or higher, using a manual determination for the basic and the programmed control module part numbers.
PROCEDURE
To manually reprogram EGS control module:
1. Connect vehicle to BMW approved battery charger.
2. Connect DISplus/GT1 loaded with CD33.0 1st update or higher.
3. Select: BMW Coding/Programming
4. Select: 5 Programming, then right arrow
5. Select: 5 EGS Programming, then right arrow
6. Select: 1 Exchange control unit, then right arrow
7. Display appears First determine and then program basic control unit, then right arrow
8. Select 1 Determine basic control unit, then right arrow.
9. EGS, is the faulty control unit still installed in the car?, select NO
10. Then perform manual determination of the EGS module. Enter the basic control unit part number message is displayed. Enter: 7 518 709.
11. Enter vehicle identification number as prompted.
12. Enter the new part number of programmed EGS control unit message is displayed.
Enter: 7 532 304, then right arrow
13. At this point vehicle data and the required EGS software version numbers are stored in the tester for the automatic identification, scroll to the left
14. Select: 2 Program basic control module, then right arrow
15. Follow instruction: Chassis number, enter the last 7 characters of VIN. Is the number correct? Select YES
16. Disregard the next instruction: Install new basic control module, just go forward by pressing right arrow
17. Display will appear: There is new program version and new data version for this control unit.
Depending on the control unit, programming may last between 4-16 minutes. First programming and then data are programmed. After programming, with diagnosis program, the fault memories have to be cleared. The adaptation values must be cleared after programming, then right arrow.
18. The next screen displays: The control module can be programmed X times, then right arrow
19. Follow the command: Please enter reading mileage Entry correct?. Select: YES
20. Start automatic programming? Select: YES
21. When programming starts, the following message is displayed: Program programming active.
Voltage terminal 30....
22. After programming part is finished, the following message is displayed: Data programming active. Voltage terminal 30.....
23. After successful programming, message is displayed: Programming terminated.
24. Next, follow-up screen instructions for clearing of the adaptation values. Clear faults codes stored in the various control modules (DMB, EGS, DSC) during programming process.
LABEL INSTRUCTIONS
This Service Action has been assigned code number 359. After the vehicle has been checked, and corrected if necessary, obtain a label (SD 92-205) and:
a. emboss your BMW dealer warranty number in the middle of the label (1);
b. punch out code number 359 printed on the label and,
c. affix the label to the B pillar as shown.
If the vehicle already has a label from a previous Service Action/Recall Campaign, affix the new label next to the old one. Do not affix one label on top of another one because a number from an underlying label could appear in the punched-out hole of the new label.
WARRANTY INFORMATION
Reimbursement for this Service Action will be via Campaign Entry.
Defect Code 00 24 23 01 00
Work Package # 1: Reprogram GM5 EGS module
Labor Operation: 00 54 586
Labor Allowance: 3 FRU