Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
New Ecu Validation Needed After Replacing Certain Control Modules (SI B09 02 18)
Reference number: SI B09 02 18
NEW ECU VALIDATION NEEDED AFTER REPLACING CERTAIN CONTROL MODULES
SERVICE CAMPAIGN BULLETIN
| BMW: | See The Chart Below |
SERVICE INFORMATION
NEW ECU VALIDATION NEEDED AFTER REPLACING CERTAIN CONTROL MODULES
This Service Information Bulletin (Revision 1) replaces SIB 09 02 18 dated November 2018.
What's New (Specific text highlighted):
- Models
- Manual ECU validation description enhanced (attachment)
- Screenshots updated (attachment)
- Warranty Information updated
MODEL
SITUATION
With introduction of the new Headunit HU-H3 (MGU Media Graphics Unit), there is a new protection mechanism against tampering.
If one or more of the following components needs to be replaced, the secure connection between them must be re-established:
- MGU
- TCB Telematic Communication Box (ATM-02)
- RSE Rear Seat Entertainment and/or
- KOMBISP18 instrument cluster
Prior to re-establishing this connection, an electronic certificate must be created in the BMW backend for importing into the Vehicle.
CAUSE
After the replacement of one of the mentioned Modules, the Control Module needs a valid certificate for it to communicate with the other Modules.
CORRECTION
With introduction of ISTA 4.14.1x, the certificates can be created either automatically, or alternatively in manual steps (refer to attachment).
PROCEDURE
Refer to the attachment for the manual procedure to create a certificate in case the automatic procedure fails.
WARRANTY INFORMATION
This Service Information Bulletin provides Technical Information to aid in understanding the situation described above.
QUESTIONS REGARDING THIS BULLETIN
| Technical inquiries | Submit feedback at the top of this bulletin |
| Warranty inquiries | Submit an IDS ticket to the Warranty Department |
| Parts inquiries | Submit an IDS ticket to the Parts Department |
Supporting Materials
picture as pdf B09 02 18 Attachment 1.pdf
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.