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Visual Summary: SFD Requirements for Service Tasks

Service Task

Vehicles Without SFD

SFD in 17-Instruments¹

SFD in 5F-Infotainment²

SFD2 Gateway Filter³

SRI (Service Reminder) Reset

Just perform SRI reset

Unlock SFD in 17 first

Unlock SFD in 5F first

Unlock Gateway (19), then unlock 5F

Is SFD Unlock Required?

No

Yes

Yes in 19 and 5F

Can You Save Adaptation Values?

Yes

Yes, after unlocking 17

Yes, after unlocking 5F

Unlock 19 to disable filter, then unlock needed module(s)

¹ 17 – Instruments: Cluster, warnings, service interval ² 5F – Infotainment / Information Control Unit ³ 19 – CAN Gateway with SFD2 diagnostic filter