Here's why:
* Those numbers are likely part numbers, not engine codes. VW uses part numbers to identify specific components, and those numbers might refer to various parts like engine blocks, cylinder heads, or other engine components.
* Engine codes are different. VW engines have specific codes, usually a combination of letters and numbers, that identify the engine type, displacement, and sometimes the year.
To determine the year of a VW engine, you need the complete engine code.
Here's how you can find the engine code:
* Check the engine block: Look for a metal tag or a stamped code on the engine block, usually near the front or side.
* Consult your vehicle's documentation: Check your owner's manual or service history for the engine code.
* Use an online VIN decoder: Enter your vehicle's VIN (Vehicle Identification Number) into a reliable online VIN decoder service. This can give you detailed information about your vehicle, including the engine code.
Once you have the engine code, you can use online resources or a VW parts catalog to identify the engine and its corresponding production year.