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SI B 12 24 99
Engine Electrical</TD><TD vAlign=top width=240>
May 2000
Service Engineering</TD></TR></TBODY></TABLE>
PERFORM THE PROCEDURE OUTLINED IN THIS SERVICE INFORMATION ON ALL AFFECTED VEHICLES THE NEXT TIME THEY ARE IN THE SHOP FOR MAINTENANCE OR REPAIRS AND PRIOR TO DELIVERY.
This Service Information bulletin supersedes S.I. 12 24 99
dated February 2000.
designates changes to this revision
SUBJECT
M5 Check Engine Light Illuminated
MODEL
E39 M5 produced up to 2/2000
SITUATION
The following situations may be encountered:
- The OBD O2 readiness codes will not set in the ECM/DME
Customer complains that the check engine light is illuminated and/or the engine temperature gauge goes to "full hot" after starting the engine. The following fault codes may be stored in the DME:
- FC 232: "Function Check TEV" (The following fault codes may also be stored: FC 174/175: "Fuel System Diagnosis 1 or 2: FC 92/93: O2 Sensor post Cat. Bank1 or Bank2 Voltage Monitoring.
- FC 105: "Engine Temperature Plausibility". The temperature gauge may go to "full hot" when this fault is set in the ECM/DME. Cycling the key will "reset" the temperature gauge to normal operation.
CAUSE
DME calibration.
AFFECTED VEHICLES
This campaign involves E39 M5s built between 9/99 – 2/00.
In order to determine if a specific vehicle is affected by this campaign, 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.
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Model
</TD><TD>
Chassis Number Range
</TD></TR><TR><TD>E39 M5
</TD><TD>BZ94007 - BZ95505
</TD></TR></TBODY></TABLE>
CORRECTION
Reprogram the DME with
CD 21.0 or higher.
PROCEDURE
- Check the DME identification screen on the DIS/MoDic.
- If the basic control unit and the programmed control unit number match the following:
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Basic Control Unit
</TD><TD>
Programmed Control Unit
</TD></TR><TR><TD>7 831 762
</TD><TD>7 831 872
</TD></TR></TBODY></TABLE>If the DME has already been reprogrammed,
no further programming is required. If these numbers are
not listed, reprogram the DME.
- Prior to reprogramming, it will be necessary to remove fuse 31 (DSC module). If fuse 31 is not removed, difficulty programming the DME may be encountered.
- Reprogram the DME with CD 21.0.
- After programming, check for the correct basic and programmed control unit:
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Basic Control Unit
</TD><TD>
Programmed Control Unit
</TD></TR><TR><TD>7 831 762
</TD><TD>7 831 872
</TD></TR></TBODY></TABLE>
LABEL INSTRUCTIONS
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</TD><TD>This campaign has been assigned code number
276 After the vehicle has been checked, and corrected if necessary, obtain a label (SD 92-130) and:
- emboss your BMW dealer warranty number in the middle of the label (1);
- punch out code number 276 printed on the label and,
- affix the label to the B pillar as shown.
</TD></TR></TBODY></TABLE>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 campaign will be provided through campaign entry without regard to vehicle age or mileage.
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