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Adapting functions and components > < Engine control unit

Leon Mk2

Reading and clearing engine control unit fault memory
Reading and clearing engine control unit fault memory
Consult the equivalence table for tools and equipment according to applicability among Seat / VW / Audi / Skoda → Chapter.
Special tools and workshop equipment required
   
t  Central diagnosis -VAS 5051B-, see equivalent → Anchor or central diagnosis -VAS 5052-, see equivalent → Anchor
  W00-10343
t  Cable 3m. -VAS 5051/5A-, see equivalent → Anchor or cable 5m. -VAS 5051/6A-, see equivalent → Anchor or diagnostic cable -VAS 5052/3-1-, see equivalent → Anchor
Procedure
–  Connect the vehicle diagnostic, testing and information system -VAS 5051B- or central diagnosis -VAS 5052-.
  W00-10194
–  Connect the 5m. cable -VAS 5051/6A- to the diagnostic connection.
–  Start engine and run at idling speed.
Only when engine does not start:
–  Switch ignition on.
–  On the screen, push the „Vehicle self-diagnosis“ button.
Selecting vehicle system:
–  Press button „01 - Engine electronics“ on display.
The display indicates the control unit identification and the coding of the engine control unit.
Select diagnostic function
–  Press button „02 - Read fault memory“ on display.
–  If no fault is stored in engine control unit „0 fault(s) detected“ is displayed.
–  If faults are stored in the engine control unit, they are shown one below the other on the display.
–  Press the ← button.
–  Press button „05 - Clear fault memory“ on display.
–  Press function „06-End output“.
  E90-10001

Adapting functions and components > < Engine control unit