AUDI A4 1998 B5 / 1.G Brakes Check Control Module 01 Workshop Manual
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01-128
 
     
Check Control Module Version 
(function 01) 
     
-  Connect the VAG1551 Scan Tool (ST) and 
select address word 03 "Brake Electronics". 
     
-  Advance through program sequence by pressing 
the  button. Rapid data transfer 
HELP
Select function XX
    
Indicated on display:  
Notes:  -  Press buttons -0- and -1- to select "Check Control Module Version" 01. 
Press -Q- button to confirm input. 
The control module version can only be changed by replacing the 
control module. Allocation of the ABS control module -J104-, see also parts catalog.
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8E0 614 111 1
) 
2) 3)
Coding 00000 
WSCXXXXX
    
Indicated on display:  
The coding is only indicated for vehicles with Anti-Slip Regulation (ASR), 
coding control module   page 01
-135
 .  
The workshop code, WSC XXXXX, indicates the workshop where the 
control module was last coded.  
IndeX 
1): Indicates control module index.  
Index 2): Indicates system identification.  
Index 3): Indicates hardware and software status  
- 
Press  button.
Rapid data transfer 
HELP
Select function XX
    
Indicated on display:  
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01-130
 ABS control module versions without CAN bus  System 
identification  Prod. 
No.: 
1)  Control 
module 
part no.:  Index  
Coding  
Data 
transmission 
via:  Notes:  
Front Wheel Drive 
(FWD)/ABS Bosch 
5.3  1AC   8E0 614 
111  -   coding not 
possible  single wires   Not pre-bled hydraulic control unit for 
production.  
     
8E0 614 
111  AB   coding not 
possible  single wires   Not pre-bled hydraulic control unit for 
production. With EBD emergency mode.  
     
8E0 614 
111  AD   coding not 
possible  single wires   Not pre-bled hydraulic control unit for 
production. With EBD emergency mode 
and wheel speed sensor outputs at rear 
left and rear right for navigation.  
     
8E0 614 
111  D   coding not 
possible  single wires   Pre-bled hydraulic control unit for 
customer service.  
     
8E0 614 
111  AC   coding not 
possible  single wires   Pre-bled hydraulic control unit for 
customer service. With EBD emergency 
mode.  
     
8E0 614 
111  AE   coding not 
possible  single wires   Pre-bled hydraulic control unit for 
customer service. With EBD emergency 
mode and wheel speed sensor outputs 
at rear left and rear right for navigation.  
1) This letter code is the production number allocated to each equipment version. The production number can be derived from 
the vehicle data plate. The vehicle data plate is attached to the vehicle in the spare tire well.  
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01-131
 ABS, EDL control module versions without CAN bus  System identification  
Prod. 
No.: 
1)  Control 
module 
part no.:  Index  
Coding  
Data 
transmission 
via:  Notes:  
Front Wheel Drive 
(FWD)/ABS/EDL Bosch 
5.3  1AH   8E0 614 
111  P   coding not 
possible  single wires   Unbled hydraulic control unit for 
production.  
     
8E0 614 
111  B   coding not 
possible  single wires   Unbled hydraulic control unit for 
production. With integrated suction 
damper and EBD emergency 
mode.  
     
8E0 614 
111  Q   coding not 
possible  single wires   Pre-bled hydraulic control unit for 
customer service.  
     
8E0 614 
111  F   coding not 
possible  single wires   Pre-bled hydraulic control unit for 
customer service. With integrated 
suction damper and EBD 
emergency mode.  
1) This letter code is the production number allocated to each equipment version. The production number can be derived from 
the vehicle data plate. The vehicle data plate is attached to the vehicle in the spare tire well.  
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01-132
 
System identification  
Prod. 
No.: 
1)  Control 
module 
part no.:  Index  
Coding  
Data 
transmission 
via:  Notes:  
All Wheel Drive 
(AWD)/ABS/EDL 
Bosch 5.3  1AH   8E0 614 
111  M   coding not 
possible  single wires   Unbled hydraulic control unit for 
production.  
     
8E0 614 
111  A   coding not 
possible  single wires   Unbled hydraulic control unit for 
production. With integrated suction 
damper and EBD emergency 
mode.  
     
8E0 614 
111  N   coding not 
possible  single wires   Pre-bled hydraulic control unit for 
customer service.  
     
8E0 614 
111  E   coding not 
possible  single wires   Pre-bled hydraulic control unit for 
customer service. With integrated 
suction damper and EBD 
emergency mode.  
1) This letter code is the production number allocated to each equipment version. The production number can be derived from 
the vehicle data plate. The vehicle data plate is attached to the vehicle in the spare tire well.  
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01-133
 ASR control module versions Bosch 5.3 without CAN bus  System identification  
Prod. 
No.: 
1)  Control 
module 
part no.:  Index  
Coding  
Data 
transmission 
via:  Notes:  
Front Wheel Drive 
(FWD)/ABS/ASR 
Bosch 5.3  1AJ   8E0 614 
111  R   coding 
possible  
page 01
-135
 
  
single wires   Unbled hydraulic control unit for 
production.  
     
8E0 614 
111  C   coding 
possible  
page 01
-135
 
  
single wires   Unbled hydraulic control unit for 
production. With integrated 
suction damper and EBD 
emergency mode.  
     
8E0 614 
111  S   coding 
possible  
page 01
-135
 
  
single wires   Pre-bled hydraulic control unit for 
customer service.  
     
8E0 614 
111  G   coding 
possible  
page 01
-135
 
  
single wires   Pre-bled hydraulic control unit for 
customer service. With integrated 
suction damper and EBD 
emergency mode.  
1) This letter code is the production number allocated to each equipment version. The production number can be derived from 
the vehicle data plate. The vehicle data plate is attached to the vehicle in the spare tire well.  
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01-134
 ASR control module versions Bosch 5.3 with CAN bus  System identification  
Prod. 
No.: 
1)  Control 
module 
part no.:  Index  
Coding  
Data 
transmission 
via:  Notes:  
Front Wheel Drive 
(FWD)/ABS/ASR 
Bosch 5.3  1AJ  
4D0 
614,111  H   coding not 
possible  CAN-bus   Unbled hydraulic control unit for 
production.  
     
4D0 
614,111  J   coding not 
possible  CAN-bus   Pre-bled hydraulic control unit for 
customer service.  
     
8E0 614 
111  H   coding 
possible  
page 01
-135
   
CAN-bus   Unbled hydraulic control unit for 
production. With integrated 
suction damper and EBD 
emergency mode.  
     
8E0 614 
111  J   coding 
possible  
page 01
-135
   
CAN-bus   Pre-bled hydraulic control unit for 
customer service. With integrated 
suction damper and EBD 
emergency mode.  
     
8E0 614 
111  AH   Can be 
coded  CAN-bus  
120   
     
8E0 614 
111  AJ   Can be 
coded  CAN-bus  
120   
     
8E0 614 
111  AQ   Can be 
coded  CAN-bus  
1120   
     
3B0 614 
111     Can be 
coded  CAN-bus  
1120   
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1) This letter code is the production number allocated to each equipment version. The production number can be derived from 
the vehicle data plate. The vehicle data plate is attached to the vehicle in the spare tire well.  
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