There are a lot of firmware updates available including the transfer case and rear diff.
anyone know how to update said firmware using the IID GAP tool? I can see various ECU re-flash options but was very nervous about playing with those.

Can somebody walk me through how to do it please?
TIA
cheers
Peter

Airbag
Update available
Part Part number Part number
Assembly (F113) Unknown -> 8H22-14B321-HD
Calibration (F124) Unknown -> 8H22-14C098-AA
Calibration (F124) Unknown -> 5H22-14C098-BA
ECU Configuration
(N/A) Unknown -> 8H22-14C635-GA
Strategy (F188) Unknown -> 8H22-14C028-AD
Serial UAV7D30ADD
Module Code PR01Y
Audio Amplifier
Latest Version
Part Part number
Assembly (F112)
Assembly (F113) XQK500095 = 5H32-19C164-BA
Calibration (F124) NNS502074 = 6H22-14C527-AA
Hardware (F191) XQK500202 = 5H32-14C524-BA
Serial 0713503120000000
Strategy (F188) NNV501945 = 5H32-14C526-BA
Audio System
Latest Version
Part Part number
Assembly (F112) VUX500520 = 8H22-18C815-AA
Calibration (F126) HTFB
Hardware (F191) NNN501280 = 8H22-14C230-AA
Serial 0710043060000000
Strategy (F188) NNV505710 = 8H22-14C044-AA
VIN SALLAAA138A446452
Body Control
Latest Version
Part Part number
Assembly (F113) Unknown
Assembly (F112) YQE500420
Hardware (F191) NNN500960 = 7H32-14C256-AA
Serial 2E23472063
Strategy (F188) NNV504320 = 7H32-14C184-AA
VIN SALLAAA138A446452
Engine TDV6
Latest Version
Part Part number
Assembly (F113) NNW508500 = 8H2Q-12A650-AA
Calibration (F124) 8H22-12K532-MD
Hardware (F191) NNN501000 = 7H2Q-12B684-AA
Serial 876554667
Strategy (F188) 8H2Q-14C204-AB
VIN SALLAAA138A446452
HeadLight
Latest Version
Part Part number
Assembly (F112) NNW502652 = 5H22-13K031-AA
Hardware (F191) YWC500181 = 5H22-14C243-AA
Serial L319/060720
Strategy (F188) NNV501542 = 5H22-14C084-AA
Instrument Pack
Update available
Part Part number Part number
Assembly (F112) YAC502460 = 8H22-10849-DA Up-to-date
Hardware (F191) YAH500210 = 7H22-14C226-DB Up-to-date
Serial 0372228004000000
Strategy (F188) NNV503760 = 5H22-14C100-AHA -> 8H22-14C026-AB
VIN SALLAAA138A446452
Navigation
Update available
Part Part number Part number
Assembly (F112) Unknown -> 8H22-10E889-BB
Hardware (F191) YIE500100 = 6H22-14C234-AB
Serial 0708945870000000
Strategy (F188) 8H42-14C060-BA -> 8H42-14C060-CA
Parking Aid
No assembly exists
Part Part number
Hardware (F191) YWC500730 = 7H22-15K866-AA
VIN SALLAAA138A446452
Parking Brake
No assembly exists
Part Part number
Assembly (F112) 1952220101271357102810
Hardware (F191) SNF500150
Serial 002950170319
Strategy (F188) MI4BAA00457.COF/F085
VIN SALLAAA138A446452
Rear Diff
Update available
Part Part number Part number
Assembly (F112) NNW508400 = 7H42-4C016-AB Up-to-date
Calibration (F124) C10
Hardware (F111) TBR500050 = 5H22-14C251-AA Up-to-date
Serial PB0814070535
Strategy (F188) NNV505580 = 7H42-4C045-AB -> 7H42-4C045-AD
VIN SALLAAA138A446452
Steering Angle
No assembly exists
Part Part number
Hardware (F191) SRO500110
Serial 0-025101
Strategy (F188) VERSION
VIN SALLAAA138A446452
Suspension
Latest Version
Part Part number
Assembly (F112) Unknown
Hardware (F191) RQT500170 = 6H22-14D392-AA
Serial 275370168
Strategy (F188) 9H22-14D394-AA
VIN SALLAAA138A446452
Terrain Response
Latest Version
Part Part number
Assembly (F112) YUD501850 = 8H22-14B596-AA
Hardware (F191) YUD501860/8H22-14D022-AA
Serial 07W1300000255
Strategy (F188) NNV502670 = 5H22-14D024-AA
Transfer Case
Update available
Part Part number Part number
Assembly (F112) NNW508480 = 7H42-7H417-AB Up-to-date
Hardware (F191) IGG500080 = 5H32-14C365-AA Up-to-date
Serial PA3T19074159
Strategy (F188) NNV505630 = 7H42-14C366-AB -> 7H42-14C366-AC
VIN SALLAAA138A446452
Transmission
Latest Version
Part Part number
Assembly (F112) 8H22-7Z369-AF
Calibration (F124) 8H22-7J105-AF
Hardware (F191) THC500090 = 8H22-14C247-AA
Serial 1088408700004271
Strategy (F188) 8H22-7J104-AC
Vehicle Dynamic
No assembly exists
Part Part number
Assembly (F112) SRB500440
Hardware (F111) NNN500810 = 7H42-14C227-AA
Serial 1807242SO0280
Strategy (F188) NNV505770 = 7H42-14C036-AD
VIN SALLAAA138A446452
Ventilation
Latest Version
Part Part number
Assembly (F112) JFC501090 = 8H22-18C612-CA
Hardware (F191) NNN501360 = 8H22-14C239-CA
Strategy (F188) NNV506440 = 8H22-18D619-BA