2014 VOLKSWAGEN Passat CAWB/CBAB (B7)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Timing chain tensioner wear on 1.8 TSI engines
• DPF clogging in diesel variants subject to short trips

First checks

• Timing chain condition (listen for rattles)
• Turbocharger performance and boost pressure
• Diesel particulate filter status (diesel models)

Vor dem Teiletausch

• 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

• VW Passat B7 was sold globally in 2014 with regional engine and specification differences.
• Diesel engines mainly available in Europe and some Asian markets; gasoline engines more commonly sold in North America and globally.