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Repairing diesel direct injection system > < Reading and erasing engine control unit fault memory

Leon Mk1

Removing and installing engine control unit
Removing and installing engine control unit
–  Before removing engine control unit, read control unit identification and, with it, coding of current control unit as well → Chapter.
Removing
–  Switch off ignition.
–  Remove battery.
–  Release connector on engine control unit and pull connector off.
–  Remove old control unit.
Installing
–  Insert new control unit.
–  Fit connectors and lock in position.
–  Install battery.
   

Repairing diesel direct injection system > < Reading and erasing engine control unit fault memory