2012 Audi A3 CAXA/CFFA (8P (facelifted))

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• High-pressure fuel pump failures on 1.4 TFSI
• Diesel particulate filter (DPF) clogging on TDI diesel models if short trips prevail
• Water pump and thermostat failures on some petrol engines
• Dual mass flywheel wear on manual gearbox versions

First checks

• Check service history for regular oil and timing chain tensioner replacements
• Inspect turbocharger function and intake hoses for cracks
• Verify DSG transmission fluid and software updates
• Fuel injector leak detection on TFSI engines

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

• 2012 was the final production year of the facelifted 8P generation before the 8V introduced in late 2012/early 2013 in some markets.
• Engine and transmission availability vary significantly by country and emission standards; confirm local variants for precise specs.
• Oil capacity includes recommended service-fill volume and filter change.
• Market variants include hatchback 3-door and 5-door Sportback, Cabriolet, and in some countries a sedan version.