2012 Audi A6 CAHA/CJGD (C7)
C7 / Sedan / Avant (wagon) / Global (Europe, North America, Asia; exact engine availability varies by market)
CAHACJGDCGWDCDUCCKHBCMKACRLBCGLBCKVACHHACKUBCECARegistro exacto de año/versiónGold
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Oil consumption on certain 2.0 TFSI engines
- Electric handbrake issues
- Timing chain tensioner wear on early C7 engines
First checks
- Inspect timing chain and guides for wear
- Check oil level and consumption patterns regularly
- Verify software updates for engine and transmission control modules
Antes de cambiar piezas
- 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
- Model launched in late 2010 for 2012 model year, production and exact engine offerings vary by market and production month.
- Engine codes listed cover primary petrol and diesel variants; niche engines or market-specific versions may differ.