Hi. Currently in the proccess of fitting cruise control to my mk5 golf gti. dont all the fitting of the stalk and then coding in using vag com. when turning the cruise control switch on the green light appears on dash. but thats all. it offers no function apart from the green light on the dash board. gave the car a scan:
 
Chassis Type: 1K (1K0)
Scan: 01 02 03 08 09 15 16 17 19 25 42 44 46 52 55 56
VIN: WVWZZZ1KZ7W275512   Mileage: 121950km-75776miles
00-Steering Angle Sensor -- Status: OK 0000
01-Engine -- Status: OK 0000
02-Auto Trans -- Status: OK 0000
03-ABS Brakes -- Status: OK 0000
08-Auto HVAC -- Status: OK 0000
09-Cent. Elect. -- Status: OK 0000
15-Airbags -- Status: OK 0000
16-Steering wheel -- Status: Malfunction 0010
17-Instruments -- Status: OK 0000
19-CAN Gateway -- Status: OK 0000
25-Immobilizer -- Status: Malfunction 0010
42-Door Elect, Driver -- Status: OK 0000
44-Steering Assist -- Status: OK 0000
46-Central Conv. -- Status: OK 0000
52-Door Elect, Pass. -- Status: OK 0000
55-Headlight Range -- Status: OK 0000
56-Radio -- Status: OK 0000
 
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Address 01: Engine        Labels: 06F-907-115-AXX.clb
   Part No SW: 1K0 907 115 J    HW: 8P0 907 115 B
   Component: 2.0l R4/4V TFSI     0030  
   Revision: 5BH16---    Serial number: VWZ7Z0G8135496
   Coding: 040300031C070160
   Shop #: WSC 00191 264 15243
   VCID: 2D5167CDB4A74A56E5-8078
No fault code found.
Readiness: 0000 0100
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Address 02: Auto Trans        Labels: 02E-927-770.lbl
   Part No SW: 02E 300 043 Q    HW: 02E 927 770 AE
   Component: GSG DSG         082 1305  
   Revision: 09908020    Serial number: 00000803080137
   Coding: 0000020
   Shop #: WSC 04940 001 00001
   VCID: 224B84F1FD79852E48-8076
No fault code found.
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Address 03: ABS Brakes        Labels: 1K0-907-379-MK60-F.lbl
   Part No SW: 1K0 907 379 AC    HW: 1K0 907 379 AC
   Component: ESP FRONT MK60      0101  
   Revision: 00H11001    
   Coding: 0004738
   Shop #: WSC 01279 785 00200
   VCID: 73E5B1B512035CA673-8026
No fault code found.
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Address 08: Auto HVAC        Labels: 1K0-907-044.lbl
   Part No SW: 1K0 907 044 BN    HW: 1K0 907 044 BN
   Component: ClimatronicPQ35 110 1010  
   Revision: 00110021    Serial number: 00000000000000
   Shop #: WSC 00000 000 00000
   VCID: 74E7B2A9170D5B9E6A-8020
No fault code found.
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Address 09: Cent. Elect.        Labels: 3C0-937-049-23-H.lbl
   Part No SW: 3C0 937 049 AE    HW: 3C0 937 049 AE
   Component: Bordnetz-SG     H52 2002  
   Revision: 00H52000    Serial number: 00000007030274
   Coding: E78F8F270004151E471400001400000000587F075C0001
   Shop #: WSC 01287 785 00200
   VCID: 6CD7AAC94F3D835EB2-8038
   Subsystem 1 - Part No: 1K2 955 119 E  Labels: 1KX-955-119.CLB
   Component: Wischer 240407 021  0501  
   Coding: 00038805
   Shop #: WSC 01287  
   Subsystem 2 - Part No: 1K0 955 559 AB  Labels: 1K0-955-559-AF.CLB
   Component: RLS     030507 020  0105  
   Coding: 00208933
   Shop #: WSC 01287  
No fault code found.
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Address 15: Airbags        Labels: 1K0-909-605.lbl
   Part No SW: 1K0 909 605 T    HW: 1K0 909 605 T
   Component: 3N AIRBAG VW8   020 2300  
   Revision: 05020000    Serial number: 0038PD16YFYA  
   Coding: 0013134
   Shop #: WSC 01269 785 00200
   VCID: 3D71578D64C7DAD655-8068
   Subsystem 1 - Serial number: 6332MSME186C1C42H
   Subsystem 2 - Serial number: 6342MSME130759298
   Subsystem 3 - Serial number: 6352QSME244B5609I
   Subsystem 4 - Serial number: 6362QSME28764945N
No fault code found.
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Address 16: Steering wheel        Labels: 1K0-953-549-MY8.lbl
   Part No SW: 1K0 953 549 AQ    HW: 1K0 953 549 AQ
   Component: J0527           638 0070  
   Coding: 0012142
   Shop #: WSC 01279 785 00200
   VCID: 0109EB7D58BF7E3671-8054
   Subsystem 1 - Part No: XXXXXXXXXXX 
   Component: E0221           002 0010
1 Fault Found:
00888 - Wiper Switch for Intermittent Operation (E22) 
            014 - Defective
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Address 17: Instruments        Labels: 1K0-920-xxx-17.lbl
   Part No SW: 1K6 920 973     HW: 1K6 920 973 
   Component: KOMBIINSTRUMENT VDD 1610  
   Revision: V0003000    Serial number: VWZ7Z0G8135496
   Coding: 0007403
   Shop #: WSC 06402 785 00200
   VCID: 70EFBEB9631567BE8E-8024
No fault code found.
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Address 19: CAN Gateway        Labels: 1K0-907-530-V2.clb
   Part No SW: 1K0 907 530 K    HW: 1K0 907 951 
   Component: J533__Gateway   H04 0021  
   Revision:   H04 02    Serial number: 010507F1001988
   Coding: 7F0F034007000001
   Shop #: WSC 01279 785 00200
   VCID: 2F6D7DC5BEAB3846D7-807A
No fault code found.
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Address 25: Immobilizer        Labels: 1K0-920-xxx-25.clb
   Part No SW: 1K6 920 973     HW: 1K6 920 973 
   Component: IMMO            VDD 1610  
   Revision: V0003000    Serial number: VWZ7Z0G8135496
   Shop #: WSC 00000 000 00000
   VCID: 70EFBEB9631567BE8E-8024
1 Fault Found:
00003 - Control Module 
            014 - Defective
             Freeze Frame:
                    Fault Status: 01101110
                    Fault Priority: 2
                    Fault Frequency: 1
                    Reset counter: 255
                    Mileage: 117572 km
                    Time Indication: 0
                    Date: 2000.00.00
                    Time: 01:55:43
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Address 42: Door Elect, Driver        Labels: 1K0-959-701-MAX3.lbl
   Part No SW: 1K0 959 701 N    HW: 1K0 959 701 N
   Component: Tuer-SG         005 0982  
   Coding: 0000566
   Shop #: WSC 01279 785 00200
   VCID: 3979439D70EFE6F679-806C
No fault code found.
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Address 44: Steering Assist        Labels: 1Kx-909-14x-44.clb
   Part No: 1K2 909 144 L
   Component: EPS_ZFLS Kl.074 H07 1806  
   Shop #: WSC 00000 028 00001
   VCID: 35614FAD5CF702969D-8060
No fault code found.
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Address 46: Central Conv.        Labels: 1K0-959-433-MAX.clb
   Part No SW: 1K0 959 433 BT    HW: 1K0 959 433 BT
   Component:    KSG PQ35 G2  020 0204  
   Revision: 00020000    Serial number: 00000000000000
   Coding: 989002085103087F2D04840D7008DAC690B800
   Shop #: WSC 01287 785 00200
   VCID: 0305E17542A36C2663-8056
   Subsystem 1 - Part No: 1K0 951 605 D
   Component: LIN BACKUP HORN H07 9001
   Subsystem 2 - Part No: 1K0 951 178 A
   Component: Neigungssensor  003 0203
   Subsystem 3 - Part No: 1K0 951 178 A
   Component: Innenraumueberw.003 0203
No fault code found.
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Address 52: Door Elect, Pass.        Labels: 1K0-959-702-MAX3.lbl
   Part No SW: 1K0 959 702 N    HW: 1K0 959 702 N
   Component: Tuer-SG         005 0982  
   Coding: 0000822
   Shop #: WSC 01279 785 00200
   VCID: 3A7B5C9175E9EDEE70-806E
No fault code found.
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Address 55: Headlight Range        Labels: 1T0-907-357.lbl
   Part No: 1T0 907 357 
   Component: Dynamische LWR      0003  
   Coding: 0000003
   Shop #: WSC 01269 785 00200
   VCID: 74E7B2A9170D5B9E6A-8020
No fault code found.
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Address 56: Radio        Labels: 1K0-035-1xx-56.lbl
   Part No: 1K0 035 195 D
   Component: Radio BVX       014 0034  
   Coding: 0040400
   Shop #: WSC 01279 785 00200
   VCID: 275D95E5965B60061F-8072
No fault code found.
End-------------------------(Elapsed Time: 02:01)-------------------------- 
Cheers. Phil.