Jetta Sedan L4-1.9L DSL Turbo (BEW) (2005)
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Vehicle requirements:
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Battery MUST have minimum no-load charge of 12.5V (failure to maintain voltage during update process can lead to ECM failure) (it is advised to
use an approved battery charger to maintain battery voltage).
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VAS 5051: connected to vehicle and to 110V AC Power supply at all times during procedure.
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VAS 5052: connected to vehicle with battery voltage requirements met.
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Any appliances with high electromagnetic radiation (i.e. mobile phones) switched OFF.
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No Stored DTC's, erase any stored DTCs.
Tip:
Nonobservance of the following points may lead to ECM failure! VAS 5051 or 5052 must always be connected to the approved power supply at the
approved voltages. Under no circumstances should the power supply be interrupted or the diagnostic connector unplugged during the flash procedure.
Any appliances with high electromagnetic radiation (i.e. mobile phones) must be switched OFF.
"Update - Programming" (flashing) procedure, checking for update match Switch ignition ON.
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Switch VAS 5051/5052 ON and insert flash CD into CD drive as soon as start screen appears.
Tip:
You must return to the start screen before starting a new (flashing)
session, otherwise the flashing CD will not be recognized by the tester.
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Select "Vehicle Self Diagnosis" mode.
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Select vehicle system "01-Engine electronics".
Program checks software level.
If software level of ECM MATCHES level indicated by Flashing CD:
"Update - Programming" (arrow) will not appear.
Tip:
The "Update - Programming" function is only available when the inserted flashing CD level and current vehicle ECM level are different.
If "Update - Programming" does not appear:
^ Programming (flashing ECM cannot be performed, continue to diagnose condition.
If software level DOES NOT match the level indicated on Flashing CD: "Update - Programming" (arrow) appears.
PRIOR to performing procedure to "Update - Programming" (flash) the ECM:
ALL fault memories must be interrogated and erased.
Tip:
Failure to erase ALL fault memories may cause "Update - Programming" (flashing) procedure to fail!re to fail!
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Select Diagnosis function 06 "End output".
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Select Diagnosis function 00 "Collection services".
