Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Check control module version
- Connect Scan tool V.A.G 1551 and select "Brake electronics" with address word 03. See VAG1551 SCAN TOOL (ST), CONNECTING AND ENTERING ADDRESS WORD .
- Go back to the initial settings of the program by pressing the --> button:
Indicated on display:
- Press buttons -0- and -1- for the function "Check control module version" and confirm entry with -Q- button.NOTE:
- The control module version can only be altered by installing a new control module.
- Also refer to the Parts List for the correct ABS Control Module (w/EDL) -J104- for the vehicle.
Indicated on display:
Code is only shown for vehicles with traction control system (ASR). Encode control module. See ENCODE CONTROL MODULE .
The workshop code, WSC XXXXX, identifies the workshop which performed the last coding of the control module.
- Control module index
- System designation
- Hardware and software status
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.