2009 Audi A6 (C6 – 4F) Service And Repair Manual

🧩 2009 Audi A6 (C6 – 4F) Factory Service Manual – Updated Engines, Quattro Drivetrain, Multitronic & MMI 3G Coverage

Keep your 2009 Audi A6 running with the same precision it was engineered for with this comprehensive, OEM-style workshop manual. This year marked a significant mid-cycle refresh, introducing engine upgrades, revised MMI infotainment, and enhanced emissions systems. Whether you’re working with the new 3.0 TFSI supercharged engine, refined 3.2L FSI, or the robust 3.0 TDI, this guide delivers full mechanical and diagnostic coverage across all systems.

From the quattro AWD drivetrain and Tiptronic/Multitronic transmissions to the MMI 3G update and advanced CAN bus electronics, this manual is the gold standard for serious service work.

🔧 Full Engine & Fuel System Repair Coverage

Detailed service instructions, torque specs, and diagnostics for every 2009 A6 engine:

• New 3.0 TFSI V6 (272-290 hp): intercooler maintenance, bypass valve inspection, supercharger oil check, and intake runner valve repair

• 3.2L FSI V6: timing chain wear analysis, high-pressure fuel pump diagnostics, camshaft adjuster control

• 3.0 TDI: swirl flap motor testing, EGR cooler flushing, injector coding, turbo actuator calibration

• Fuel rail pressure testing, fuel filter housing servicing, and EVAP purge solenoid troubleshooting

• Thermostat, water pump, radiator fan and coolant flange replacement procedures

⚙️ Transmission & AWD System Service Procedures

Maintain peak shifting and traction performance:

• 6-speed Tiptronic (for quattro models): fluid change instructions, mechatronic unit fault codes, gear selector diagnostics

• Multitronic CVT (for FWD models): clutch pack wear test, TCM adaptation, chain tension service

• quattro AWD system: torsen center differential lubrication, Haldex service (where equipped), rear differential seal replacement

• Driveshaft inspection, CV joint servicing, axle nut torque specs

⚡ Electrical, MMI 3G & Diagnostic Systems

Includes advanced troubleshooting workflows for the updated electronics:

• MMI 3G interface: screen calibration, firmware upgrade steps, fiber optic loop bypass for audio/video faults

• Comfort module troubleshooting: power window reset, central locking reprogramming, sunroof initialization

• CAN gateway diagnostics, fuse and relay layout charts, battery management sensor testing

• OBD-II scan tool workflows with live sensor value charts, control module coding, and immobilizer reset

🛞 Suspension, Steering & Braking System Repair

Ensure smooth ride quality and precision handling:

• Front and rear control arm bushing replacement, sway bar link service, spring and damper swap

• Power steering pressure testing, rack-and-pinion removal, steering angle sensor reset

• Brake pad and rotor replacement with EPB service mode procedure, ABS module troubleshooting, hydraulic line bleeding sequence

✅ Why Choose This 2009 Audi A6 Workshop Manual

• Tailored for the mid-cycle refresh version of the A6 C6 platform

• Covers newer 3.0 TFSI engine and upgraded MMI 3G infotainment

• Factory-style repair steps, supported by full schematics and wiring diagrams

• Perfect for pro technicians, independent shops, or skilled DIYers

• Indexed and hyperlinked PDF for easy navigation

• Matches dealership-grade repair accuracy

💽 Delivery Options

📥 Instant PDF Download – Fully searchable and printable. View on phone, tablet, or PC.
💽 Shipped USB Drive – No software install required. Access repair files offline instantly.

Note: Some table of contents may not apply to this specific model. Get your Audi Service and Repair Manual now and save time and money on your repair or service!