Jetta L4-1.9L DSL Turbo (BEW) (2004)
Tip:
Approximate flashing time is 30 minutes.
Tip:
If, during the "Update - Programming", a fault message is displayed:
^
Confirm that VAS 5051 or VAS 5052 diagnostic tool power supply is adequate and that ALL appliances with high electromagnetic radiation (i.e.
mobile phones) are switched OFF.
^
The "Update - Programming" (flashing) process must then be
started from the beginning using the "Repeat" button (arrow). DO
NOT use the "Cancel" button.
DO NOT select "Cancel" button.
Once "Update - Programming" (flashing) is complete:
Similar screen appears.
Old software level is still displayed at (arrows).
Tip:
New software level is not displayed until process is complete and fault
memories have been erased.
^
Select the "Print", then "Screen" button.
^
Attach print to vehicle Repair Order.
Once "Update - Programming" (flashing) is complete, the control module must be re-initialized.
^
Select the --> button.
The tester requests you to switch the ignition OFF.
^
Switch ignition OFF.
Wait at least 20 seconds before switching the ignition back ON (failure to wait at least 20 seconds may damage the ECM).
After waiting 20 seconds:
^
Switch ignition ON.
After switching ignition ON, the ECM has been re-initialized, however, fault memories must now be erased.
^
Select the "Continue button".
Fault memories, erasing after "Update - Programming" (flashing)
Due to the CAN bus system, fault messages will be stored in various Control Modules during programming.