Audi Q5 8R - 55 Headlight Range (8H0 907 357 D) will not accept coding - 01042 / 01539

   #1  

Bartas222

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Hi,


I need some help with the Headlight Range Control module on my 2012 Audi Q5 8R.

Vehicle:
Audi Q5 8R
VIN: WAUZZZ8R6CA111118
3.0 TDI
Automatic transmission 0B5

Address 55 currently shows:

Address 55: Headlight Range
Part No SW: 8H0 907 357 D
HW: 8H0 907 357 D
Component: AFS 1 H01 0020
Coding: 0000255

Faults:

01042 - Control Module; Not Coded
000 - - - MIL ON

01539 - Headlights Not Adjusted
005 - No or Incorrect Basic Setting / Adaptation - MIL ON

The module communicates normally, but I cannot get it to accept coding.

I tried coding it with VCDS after entering Security Access, but VCDS rejects the coding with a request sequence / sequence error.

I also tried with VCTool. VCTool initially allowed access to the module, but when trying to write the coding it displayed:

Unable to write coding: Shifter not in park position

The transmission is automatic and the selector is physically in P. The transmission control module has no fault codes and communicates normally.

Transmission information:

Address 02: Auto Trans (J217)
Part No SW: 8R0 927 156 S
HW: 0B5 927 156 F
Component: 0B5 30 TDIRdW H10 0013
Coding: 000001

No fault code found.

ABS and CAN Gateway also have no faults.

I understand that the current coding 0000255 means the AFS module is effectively not coded. After successful coding I also expect that Basic Settings for the headlight adjustment will need to be performed because of fault 01539.

My questions are:
  1. What is the correct Security Access procedure for 8H0 907 357 D / AFS 1 H01 0020?
  2. What is the correct coding for this Q5 8R?
  3. Is there a specific required sequence before Coding 07 that would explain the VCDS request sequence error?
  4. Does the module require a particular diagnostic session or transmission selector status before accepting coding?
  5. Could coding 0000255 indicate that the module was replaced or lost its coding?

During all attempts:
Ignition ON
Engine OFF
Transmission in P
Parking brake applied

I can provide the full Auto-Scan if needed.


Thanks for any help.

Code:
Tuesday,11,August,2026,19:26:16:24862
VCDS -- Windows Based VAG/VAS Emulator Running on Windows 10 x64
VCDS Version: 26.3.0.0 (x64)  HEX-V2 CB: 0.4713.4
Data version: 20260320 DS375.1
www.Ross-Tech.com


VIN: WAUZZZ8R6CA111118   License Plate:
Mileage: 177070km-110026mi   Repair Order:



--------------------------------------------------------------------------------
--------------------------------------------------------------------------------


Chassis Type: 8R-AU48 (8T0)
Scan: 01 02 03 05 08 09 10 15 16 17 19 42 46 47 52 53 55 56 5F 62
          69 6D 72

VIN: WAUZZZ8R6CA111118   Mileage: 177070km-110026miles

01-Engine -- Status: Malfunction 0010
02-Auto Trans -- Status: OK 0000
03-ABS Brakes -- Status: OK 0000
04-Steering Angle -- Status: OK 0000
05-Acc/Start Auth. -- Status: OK 0000
08-Auto HVAC -- Status: OK 0000
09-Cent. Elect. -- Status: OK 0000
10-Park/Steer Assist -- Status: OK 0000
15-Airbags -- Status: OK 0000
16-Steering wheel -- Status: OK 0000
17-Instruments -- Status: OK 0000
19-CAN Gateway -- Status: OK 0000
42-Door Elect, Driver -- Status: OK 0000
46-Central Conv. -- Status: Malfunction 0010
47-Sound System -- Status: OK 0000
52-Door Elect, Pass. -- Status: OK 0000
53-Parking Brake -- Status: OK 0000
55-Headlight Range -- Status: Malfunction 0010
56-Radio -- Status: OK 0000
5F-Information Electr. -- Status: Malfunction 0010
62-Door, Rear Left -- Status: OK 0000
69-Trailer -- Status: OK 0000
6D-Trunk Elect. -- Status: OK 0000
72-Door, Rear Right -- Status: OK 0000
-------------------------------------------------------------------------------
Address 01: Engine (J623-CCWA)       Labels:| 059-907-401-V1.clb
   Part No SW: 8R0 907 401 J    HW: 8K1 907 401 A
   Component: 3.0TDI EDC17  H14 0008 
   Revision: 15H14---    CVN: D4623111
   Coding: 0121002C240F0928
   Shop #: WSC 65535 000 00000
   ASAM Dataset: EV_ECM30TDI0118R0907401J 001008
   ROD: EV_ECM30TDI0118R0907401J.rod
   VCID: 392F2AE7A9DF8322C8D-806C
   VINID: 9D196AAAA22219344104104120681DD30F

1 Fault Found:
5581 - Oil Pressure Switch
          P164A 00 [00100111] - Implausible Signal
          Not Confirmed - Tested Since Memory Clear
             Freeze Frame:
                    Fault Priority: 2
                    Fault Frequency: 1
                    Mileage: 177077 km
                    Date: 2026.08.11
                    Time: 19:20:56

                    Engine speed: 0.00 /min
                    Normed load value: 0.0 %
                    Vehicle speed: 0 km/h
                    Coolant temperature: 79 °C
                    Intake air temperature: 34 °C
                    Ambient air pressure: 1010 mbar
                    Voltage terminal 30: 11.920 V
                    Unlearning counter according OBD: 40
                    Crankshaft speed (RPM): 0.0 /min
                    Vehicle speed: 0.00 km/h
                    Vehicle voltage terminal 30: 11920 mV
                    Accelerator position: 0.00 %
                    C Eng Ds T u Raw: 829.0 mV
                    Co Eng st: COENG_READY
                    Engine oil temperature: 73.6 °C

Readiness: 0 0 0 0 0

-------------------------------------------------------------------------------
Address 02: Auto Trans (J217)       Labels:| 0B5-927-156.clb
   Part No SW: 8R0 927 156 S    HW: 0B5 927 156 F
   Component: 0B5 30 TDIRdW H10 0013 
   Revision: --H10---    Serial number: 0000000194 CVN: 00000D20
   Coding: 000001
   Shop #: WSC 06335 000 00000
   ASAM Dataset: EV_TCMDL501 A02203
   ROD: EV_TCMDL501.rod
   VCID: 4BC3602FF34301B26A1-801E

No fault code found.

-------------------------------------------------------------------------------
Address 03: ABS Brakes (J104)       Labels:. 8R0-907-379-V1.clb
   Part No SW: 8R0 907 379 G    HW: 8R0 907 379 G
   Component: ESP8 quattro  H07 0070 
   Revision: --------    Serial number: --------------
   Coding: 0F9540
   Shop #: WSC 06334 000 00000
   VCID: 44D14B13DE9DCECAABB-8010

No fault code found.

-------------------------------------------------------------------------------
Address 05: Acc/Start Auth. (J393)       Labels:. 8K0-907-064-05.clb
   Part No SW: 8K0 907 064 FG    HW: 8K0 907 064 FG
   Component: BCM2 2.0      H10 0602 
   Revision: 00002001   
   Coding: 01854000000000000000
   Shop #: WSC 06335 000 00000
   VCID: 7AADF5EBECD9483A817-802E

   Subsystem 1 - Part No SW: 8T0 959 754 D    HW: 8T0 959 754 D
   Component: FBSAUDIB8 IDG  H60 0072
   Serial number: 0512000027186007   

No fault code found.

-------------------------------------------------------------------------------
Address 08: Auto HVAC (J255)       Labels:. 8Tx-820-043-3Z.clb
   Part No SW: 8T1 820 043 AP    HW: 8T1 820 043 AP
   Component: KLIMA 3 ZONEN H08 0182 
   Revision: C0000000    Serial number: 01110420121907
   Coding: 36110000
   Shop #: WSC 57566 001 1048576
   VCID: 7F5B04FFF7FB6D12B69-802A

No fault code found.

-------------------------------------------------------------------------------
Address 09: Cent. Elect. (J519)       Labels:. 8K0-907-063.clb
   Part No SW: 8K0 907 063 N    HW: 8K0 907 063 N
   Component: BCM1 1.0      H30 0392 
   Revision: 09030001    Serial number: 00000001451642
   Coding: 260050914034AF010001000000001D0D001C670802010141000000
   Shop #: WSC 06335 000 00000
   VCID: 3A2D35EBAC59883AC17-806E

   Subsystem 1 - Part No SW: 8R1 955 119 A    HW: 8R1 955 119   Labels: 1KX-955-119.CLB
   Component: WWS416 120403  H11 0050
   Serial number: 90243014120319020932
   Coding: 01DD13

   Subsystem 2 - Part No SW: 8K0 955 559     HW: 8K0 955 559   Labels: 8K0-955-559.CLB
   Component: RLS  H04 0003
   Serial number: 20142034           
   Coding: 024D25

   Subsystem 3 - Part No SW: 8K0 941 531 AS    HW: 8K0 941 531 AS
   Component: E1 - LDS  H03 0031
   Serial number: 00000000001110170277

No fault code found.

-------------------------------------------------------------------------------
Address 10: Park/Steer Assist (J446)       Labels:. 8K0-919-475.clb
   Part No SW: 8K0 919 475 AA    HW: 8P0 919 475 N
   Component: PARKHILFE 8K  H01 0081 
   Revision: 11001001    Serial number: 12591113372558
   Coding: 310105
   Shop #: WSC 40584 222 106270
   VCID: 78A9EFE3D2D55A2AF73-802C

No fault code found.

-------------------------------------------------------------------------------
Address 15: Airbags (J234)       Labels:* 8R0-959-655.clb
   Part No SW: 8R0 959 655 G    HW: 8R0 959 655 G
   Component: AirbagVW-AU10 H45 0610 
   Serial number: 003JPD90VG1V   Dataset Number: 8R0909602E  0010
   Coding: 30463331313030303030554A304C38523053
   Shop #: WSC 06335 000 00000
   ASAM Dataset: EV_AirbaAU10SMEAU416 002004
   ROD: EV_AirbaAU10SMEAU416.rod
   VCID: 48C95F23E235EAAA473-801C

   Crash sensor for side airbag: driver side:
   Serial number: 6334MSME6D430949L

   Crash sensor for side airbag: passenger side:
   Serial number: 6344MSME6D046C24L

   Crash sensor for side airbag: driver side rear:
   Serial number: 6352QSME331204741

   Crash sensor for side airbag: passenger side rear:
   Serial number: 6362QSME0B13307AD

   Crash sensor for front airbag: driver side:
   Serial number: 63732SME6E11517A1

   Crash sensor for front airbag: passenger side:
   Serial number: 63832SME54110952R

No fault code found.

-------------------------------------------------------------------------------
Address 16: Steering wheel (J527)       Labels:. 8K0-953-568.clb
   Part No SW: 8K0 953 568 F    HW: 8K0 953 568 F
   Component: Lenks.Modul   H17 0014 
   Revision: --------    Serial number: 90372LDA0015G
   Coding: 000017
   Shop #: WSC 06335 000 00000
   VCID: 3D273EF7BD77BF02E45-8068

   Component: E221 - MFL  H03 0004

No fault code found.

-------------------------------------------------------------------------------
Address 17: Instruments (J285)       Labels:. 8R0-920-xxx-17.clb
   Part No SW: 8R0 920 931 B    HW: 8R0 920 931 B
   Component: KOMBIINSTR.   H44 0640 
   Revision: 00000000    Serial number: P9Y11VA4D    
   Coding: 0F0622000A000008010000
   Shop #: WSC 06335 000 00000
   VCID: 34311BD38E3D7E4A1BB-8060

No fault code found.

-------------------------------------------------------------------------------
Address 19: CAN Gateway (J533)       Labels:. 8T0-907-468.clb
   Part No SW: 8T0 907 468 AH    HW: 8T0 907 468 K
   Component: GW-BEM 4CAN-M H09 0120 
   Revision: EC101057    Serial number: 5700E1230800E6
   Coding: 00C303
   Shop #: WSC 06335 000 00000
   VCID: 074B9C1FAF2B25D28E9-8052

   Subsystem 1 - Part No SW: 8R0 915 181     HW: 8R0 915 181
   Component: J367-BDM  H07 0141
   Serial number: 00000000003790746551

No fault code found.

-------------------------------------------------------------------------------
Address 42: Door Elect, Driver (J386)       Labels:. 8K0-959-793.clb
   Part No SW: 8K0 959 793 P    HW: 8K0 959 793 P
   Component: TSG FA        H02 0506 
   Revision:             Serial number: 0000028551228
   Coding: 011003205000440004
   Shop #: WSC 06335 000 00000
   VCID: 4DC76E370DD70F82745-8018

No fault code found.

-------------------------------------------------------------------------------
Address 46: Central Conv. (J393)       Labels:. 8K0-907-064-46.clb
   Part No SW: 8K0 907 064 FG    HW: 8K0 907 064 FG
   Component: BCM2 2.0      H10 0602 
   Revision: 00002001    Serial number: 0175098584   
   Coding: 013A063820B934948520053280000000
   Shop #: WSC 06335 000 00000
   VCID: 7AADF5EBECD9483A817-802E

   Subsystem 1 - Part No: 8K0 951 177
   Component: DWA-Sensor  H02 0040

   Subsystem 2 - Part No: 1K0 951 605 C
   Component: LIN BACKUP HO  H05 1501

   Subsystem 3 - Part No SW: 7N0 959 591 B    HW: 7N0 959 591 B
   Component: J245EE04SKB03  H04 0090
   Serial number: 0123456789ABCDEFGHIJ

   Subsystem 4 - Part No SW: 7N0 959 591 B    HW: 7N0 959 591 B
   Component: J394EE04SKB03  H04 0090
   Serial number: 0123456789ABCDEFGHIJ

1 Fault Found:
01134 - Alarm Horn (H12)
            014 - Defective
             Freeze Frame:
                    Fault Status: 01101110
                    Fault Priority: 2
                    Fault Frequency: 1
                    Reset counter: 108
                    Mileage: 177077 km
                    Time Indication: 0
                    Date: 2026.08.11
                    Time: 19:22:43


-------------------------------------------------------------------------------
Address 47: Sound System (J525)       Labels:. 8T0-035-223-BOM.clb
   Part No SW: 8T0 035 223 AN    HW: 8T0 035 223 AK
   Component: DSP Prem      H10 0190 
   Revision: 00010001    Serial number: 34804014629704
   VCID: 7AADF5EBECD9483A817-802E

No fault code found.

-------------------------------------------------------------------------------
Address 52: Door Elect, Pass. (J387)       Labels:. 8K0-959-792.clb
   Part No SW: 8K0 959 792 P    HW: 8K0 959 792 P
   Component: TSG BF        H02 0506 
   Revision:             Serial number: 0000027781011
   Coding: 011003205000440004
   Shop #: WSC 06335 000 00000
   VCID: 4CC16333F6CD068A63B-8018

No fault code found.

-------------------------------------------------------------------------------
Address 53: Parking Brake (J540)       Labels: 8K0-907-801-V1.clb
   Part No SW: 8K0 907 801 H    HW: 8K0 907 801 H
   Component: EPB Audi B8   H09 0100 
   Revision: 00000003    Serial number: 10000000906728
   Shop #: WSC 00000 000 00000
   VCID: 34311BD38E3D7E4A1BB-8060

No fault code found.

-------------------------------------------------------------------------------
Address 55: Headlight Range        Labels: 8T0-907-357.clb
   Part No SW: 8H0 907 357 D    HW: 8H0 907 357 D
   Component: AFS 1           H01 0020 
   Revision: 00H01001    Serial number:              
   Coding: 0000255
   Shop #: WSC 18038 003 1048576
   VCID: 333318CF87337972021-8066

   Subsystem 1 - Part No: -----------
   Component: AFS-Modul links        

   Subsystem 2 - Part No: -----------
   Component: AFS-Modul rechts       

2 Faults Found:
01042 - Control Module; Not Coded
            000 - - - MIL ON
             Freeze Frame:
                    Fault Status: 11100000
                    Fault Priority: 2
                    Fault Frequency: 1
                    Reset counter: 40
                    Mileage: 177077 km
                    Time Indication: 0
                    Date: 2026.08.11
                    Time: 19:20:52

01539 - Headlights Not Adjusted
            005 - No or Incorrect Basic Setting / Adaptation - MIL ON
             Freeze Frame:
                    Fault Status: 11100101
                    Fault Priority: 2
                    Fault Frequency: 1
                    Reset counter: 40
                    Mileage: 177077 km
                    Time Indication: 0
                    Date: 2026.08.11
                    Time: 19:20:52


-------------------------------------------------------------------------------
Address 56: Radio (R)       Labels:. 4F0-035-0xx-56.clb
   Part No SW: 4G1 035 053 D    HW: 4G1 035 053
   Component: Radio U Basic H41 0094 
   Revision: AB001007    Serial number: 226DV0C7545080
   Coding: 010003010000000001
   Shop #: WSC 06335 123 12345
   VCID: 2019E7832AC5F2EAEF3-8074

No fault code found.

-------------------------------------------------------------------------------
Address 5F: Information Electr. (J794)       Labels:. 4E0-035-6xx-5F.clb
   Part No SW: 8T1 035 666 J    HW: 8T1 035 666 E
   Component: H-BN-EU       H52 0174 
   Revision: --------    Serial number: 483D/0C7774009
   Coding: 01010006000581ED01002B1E000000030000
   Shop #: WSC 06335 000 00000
   VCID: 41DF4207C18FDBE280D-8014

   Subsystem 1 - Part No: 8R0 060 884 AH
   Component: EUR 2012  1308

   Subsystem 2 - Part No SW: 8R0 919 604     HW: 8R0 919 604
   Component: DU7 High  H41 0104
   Serial number: A130DA0CS147908    

   Subsystem 3 - Part No SW: 8T0 919 609 F    HW: 8T0 919 609 F
   Component: E0380 Bedient  H08 0100
   Serial number: 00000001124619     

   Subsystem 4 - Part No: 8R0 060 961 C
   Component: CD-Database  3638

1 Fault Found:
02612 - Audio Wire Adapter Set
            011 - Open Circuit
             Freeze Frame:
                    Fault Status: 01101011
                    Fault Priority: 5
                    Fault Frequency: 1
                    Reset counter: 108
                    Mileage: 177077 km
                    Time Indication: 0
                    Date: 2026.08.11
                    Time: 19:21:04

             Freeze Frame:
                    Voltage: 12.20 V


-------------------------------------------------------------------------------
Address 62: Door, Rear Left (J388)       Labels:. 8K0-959-795.clb
   Part No SW: 8K0 959 795 D    HW: 8K0 959 795 D
   Component: TSG HL        H01 0506 
   Revision:             Serial number: 0000028326915
   Coding: 010003204000240004
   Shop #: WSC 06335 000 00000
   VCID: 43D3480FDB93C9F2921-8016

No fault code found.

-------------------------------------------------------------------------------
Address 69: Trailer (J345)       Labels:. 8K0-907-383.clb
   Part No SW: 8K0 907 383 D    HW: 8K0 907 383 D
   Component: Anhaenger     H09 0100 
   Revision: 1G001001    Serial number: 00000174878659
   Coding: 0109080000000000
   Shop #: WSC 25397 000 00000
   VCID: 353726D7854767422C5-8060

No fault code found.

-------------------------------------------------------------------------------
Address 6D: Trunk Elect. (J605)       Labels: 8K9-827-851.clb
   Part No SW: 8R0 827 851 B    HW: 8R0 827 851 B
   Component: J605  Master  H52 0330 
   Revision: --------    Serial number: 8R0827851B   
   VCID: 3B2330EFA363B132DA1-806E

   Subsystem 1 - Part No SW: 8R0 827 852 B    HW: 8R0 827 852 B
   Component: J756  Slave  H52 0330
   Serial number: 8R0827852B         

No fault code found.

-------------------------------------------------------------------------------
Address 72: Door, Rear Right (J389)       Labels:. 8K0-959-795.clb
   Part No SW: 8K0 959 795 D    HW: 8K0 959 795 D
   Component: TSG HR        H01 0506 
   Revision:             Serial number: 0000028326914
   Coding: 010003204000240004
   Shop #: WSC 06335 000 00000
   VCID: 43D3480FDB93C9F2921-8016

No fault code found.

End----(Elapsed Time: 01:47, VBatt start/end: 12.0V/12.0V. VIgn 12.0V)-----
------------------------------5 Faults Found-------------------------------
 
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   #2  

Uwe

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Subsystem 1 - Part No: -----------
Component: AFS-Modul links

Subsystem 2 - Part No: -----------
Component: AFS-Modul rechts
It looks to me like the 55-Headight Range module has no communications with either of its sub-systems, the headlights/ballasts.

Since you posted this in the Retrofits section, I assume you have retrofitted something. Please tell us exactly what parts you've installed.

-Uwe-
 
   #3  

Bartas222

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Yes, it is a modernization because different lamps were installed than those that came after the VIN.
 

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   #4  

Bartas222

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I take it my topic is dead?
 
   #5  

Uwe

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   #6  

Bartas222

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Hi,


I did some more research and compared the Audi wiring diagrams for the AFS and non-AFS xenon versions.
The car was originally equipped with PR-code 8Q5 / AFS and still has:


55 - Headlight Range
8H0 907 357 D
AFS 1 H01 0020


VCDS shows:


AFS-Modul links - Part No: -----------
AFS-Modul rechts - Part No: -----------


together with:


01042 - Control Module; Not Coded
01539 - Headlights Not Adjusted


The currently installed xenon headlights work normally: low beam, high beam, DRL and indicators all function correctly. The only issue is the AFS/headlight range control system and the warning in the instrument cluster.
After comparing the Audi wiring diagrams, it appears that the headlights currently installed are the non-AFS version.
In the AFS version, J667/J668 are fitted in the headlights and control the leveling and cornering motors.
In the non-AFS xenon version, J667/J668 are not present and the leveling motors are wired differently.
Therefore, my current assumption is that coding the existing 8H0 907 357 D will not solve the problem, because the controller is still expecting two AFS slave modules which are not present in the currently installed headlights.
My goal is not to restore the cornering function.
I only want to keep the current xenon headlights, retain automatic headlight leveling, and eliminate the AFS warning from the instrument cluster.
I am therefore considering converting the car from 8Q5 to the non-AFS xenon configuration.
Before I change any wiring, could someone please confirm:


  1. Is this the correct approach?
  2. Can the existing AFS wiring be re-pinned and reused for the non-AFS leveling motors?
  3. Should Address 55 remain active after the conversion, or is the later non-AFS system controlled directly by J519?
  4. Is there a known factory coding/configuration for this conversion?

I have also attached the Audi wiring diagrams for the AFS and non-AFS versions for comparison.


Thanks.
 
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   #7  

Uwe

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Therefore, my current assumption is that coding the existing 8H0 907 357 D will not solve the problem, because the controller is still expecting two AFS slave modules which are not present in the currently installed headlights.
I concur.

1. I suspect you will need a non-AFS Headlight Range module.
2. I don't know. You will need to compare wiring diagrams.
3. Do the non-AFS diagrams show a Headlight Range module?
4. Most people up-fit cars, rather than down-fitting them. ;)

-Uwe-
 
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