2009 VOLKSWAGEN Passat BKG/CBAB (3C)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Water pump and timing chain tensioner wear in early 2.0T engines
• Diesel particulate filter clogging in diesel variants under urban use

First checks

• Verify engine code and oil service history
• Check timing chain condition on 2.0 TSI engines

Avant de remplacer des pièces

• Save fault codes and freeze-frame data before clearing anything.
• Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
• Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

• Engines and equipment differ significantly between markets; North American Passats typically used different engine variants compared to European and Chinese models.
• Oil capacities and service intervals should be confirmed with region-specific official Volkswagen service literature.