Bueno pues tras pillarme ese famoso portatil,y con el cable que me consigio RAS(gracias campeon),he realizado mi primera diagnosis al coche.
Y estos son los resultados.

VAG-COM Version: Release 311.2-N


Chassis Type: 3B - VW Passat B5
Scan: 01,02,03,08,15,16,17,19,35,36,37,46,55,56,58

Address 01 -------------------------------------------------------
Controller: 4B0 906 018 B
Component: 1.8L R4 5VT 0004
Coding: 04001
Shop #: WSC 00028
No fault code found.

Address 03 -------------------------------------------------------
Controller: 8E0 614 111 B
Component: ABS/EDS 5.3 FRONT D10
Coding: 0273004283
Shop #: BB 24332
No fault code found.

Address 08 -------------------------------------------------------
Controller: 3B1 907 044 B
Component: CLIMATRONIC V 1.0.0
Coding: 05000
Shop #: WSC 00028
No fault code found.

Skipping Address 15-Airbags

Address 17 -------------------------------------------------------
Controller: 3B1 919 860
Component: B5-KOMBIINSTR. VDO V01
Coding: 04142
Shop #: WSC 00000
IMMO-IDENTNR: VWZ7Z0W1174073
No fault code found.

Address 46 -------------------------------------------------------
Controller: 1J0 959 799 Q
Component: 38 Zentral-SG Komf. 0001
Coding: 04097
Shop #: WSC 00028
9 Faults Found:
00943 - Heated Exterior Mirror: Driver Side (Z4)
35-00 - -
00912 - Window Regulator Switch: Front Left (E40)
27-10 - Implausible Signal - Intermittent
00913 - Window Regulator Switch: Front Right Driver (E81)
27-10 - Implausible Signal - Intermittent
00914 - Window Regulator Switch: Rear Left: Driver (E53)
27-10 - Implausible Signal - Intermittent
00915 - Window Regulator Switch: Rear Right: Driver (E55)
27-10 - Implausible Signal - Intermittent
00929 - Locking Module for Central Locking: Front Passenger Side (F221)
27-10 - Implausible Signal - Intermittent
00944 - Heated Exterior Mirror: Passenger Side (Z5)
35-00 - -
00930 - Locking Module for Central Locking: Rear Left (F222)
27-10 - Implausible Signal - Intermittent
00935 - Electric Window Motor: Rear Right (V27)
62-10 - No or Incorrect Adjustment - Intermittent

End -------------------------------------------------------


Por lo que he podido apreciar,desde los calefactores de los restrovisores,hasta los elevalunas y el cierre esta jodido.

Pero lo curioso que salvo los calefactores de las retrovisores,lo demas funciona a fecha de hoy