Beetle L4-2.0L (AEG) (2000)
VAG - On Board Diagnostic
HELP
1 - Rapid data transfer*
2 - Blink code output*
* Appears alternately
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Operate Scan Tool taking displayed information into account
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Press 1 button to select "Rapid data transfer".
Display will appear as shown
Rapid data transfer
HELP
Select function XX
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Press 0 and 1 buttons to select Address word 01
"Engine electronics"
Display will appear as shown (example only)
06A906018AB Motronic M5.9.2 HS V06 ->
Coding 00000
WSC 00000
Control Module identification and coding are displayed on the VAG 1551 display as shown in example
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06A 906 018 AB = Engine Control Module Part No. (always see parts catalog for latest version)
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Motronic = System identification
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M5.9.2 = System version
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HS = Manual transmission
AT = Automatic transmission
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V06 = Program level number
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Coding xxxxx = Control Module coding
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WSC xxxxx = Workshop code from VAG 1551, of workshop who performed last coding. (If factory coding has not been changed, WSC 00000
appears)
NOTE: Replace the Control Module if the displayed version does not correspond with vehicle.
An incorrectly coded Engine Control Module leads to:
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Engine running malfunctions (shift jerks, load change, etc.)
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Increased fuel consumption
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Increased exhaust gas emissions
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Malfunctions stored in DTC memory that do not really exist.
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Certain functions will not be performed (Oxygen sensor regulation, activation of the Evaporative emissions system).
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Reduced transmission life
If coding differs from vehicle version
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Check Control Module coding
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Press -> button.
Display will appear as shown (example only)
06A906018AB Motronic M5.9.2 HS V06 ->
Coding 00000
WSC 00000