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Check Control Module Version

  1. Connect scan tool. See Figure .
  2. Initiate On Board Diagnostic. See INITIATING ON BOARD DIAGNOSTIC (OBD)  under SELF-DIAGNOSTIC SYSTEM.
  3. Switch printer on via the "PRINT" button (indicator lamp in button lights up). Indicated on scan tool display:
    • Rapid data transfer HELP
    • Select function XX
  4. Press buttons "1" and "0." Indicated on scan tool display:
    • Rapid data transfer Q
    • 01 - Check control module version
  5. Press "Q" button to confirm input.
  6. VAG 1551 scan tool display indicates control module coding. A sample display would appear as follows:
    • 7D0959800B Rad-freq control mod 0001
    • Coding 00001 WSC XXXXX
  7. The explanation of the display in step  6 is:
    • 7D0 959 800 B = Part No. of control module (for current control module version, see parts catalog)
    • Radio-frequency control module = system identification
    • 0001 = Program version number
    • Coding 00001 Coding version
    • WSC = Workshop code
  8. Press forward (right) arrow button. Indicated on scan tool display:
    • Rapid data transfer HELP
    • Select function XX