Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2009 Audi Q7 4.2FACTORY OEM SERVICE PROCEDURE
External Pages
These are pages that do not belong to the exact selected vehicle (2009 Audi Q7 4.2), but are still accessible from a link in your vehicle's manual. Be very cautious using repair info from here because these pages may not apply to your vehicle.
- Different variant/trim
- Section 1 (3.0L - General, Technical Data - Engine Mechanical - Engine Code(S): CATA)
- Section 2 (3.0L - Exhaust System, Emission Controls - Engine Code(S): CATA)
- Section 3 (3.0L - Cooling System - Engine Code(S): CATA)
- Section 4 (3.0L - Diesel Fuel Injection - Engine Code(S): CATA)
- Section 5 (3.0L - Crankshaft, Cylinder Block - Engine Code(S): CATA)
- Section 6 (3.0L - Turbocharger, Supercharger - Engine Code(S): CATA)
- Section 7 (3.0L - Lubrication - Engine Code(S): CATA)
- Section 8 (3.0L - Engine Assembly - Engine Code(S): CATA)
- Section 9 (3.0L - Cylinder Head, VALVETRAIN - Engine Code(S): CATA)
- Section 10 (3.0L - Ignition/Glow Plug System - Engine Code(S): CATA)
- Section 11 (Torque Converter - Automatic Transmission 0AT)
- Section 12 (Automatic Transmission 0AT - Technical Data)
- Section 13 (Automatic Transmission 0AT - Mechanism & Housing)
- Section 14 (Oil Pan, Oil Strainer & MECHATRONIC & Assembly Overview)
- Section 15 (3.0L - Fuel Supply System - Engine Code(S): CATA & CNRB)
- Section 16 (3.6L - MULTIPORT Fuel Injection - Engine Code: BHK)
- Section 17 (3.6L - Crankshaft & Cylinder Block - Engine Code: BHK)
- Section 18 (3.0L - Crankshaft & Cylinder Block - Engine Code: CATA)
- Section 19 (3.6L - Cooling System - Engine Code(S): BHK)
- Section 20 (3.0L - Cooling System - Engine Code: CATA)
- Section 21 (3.0L - Engine Assembly - Engine Code: CATA)
- Section 22 (3.0L - Turbocharger & Supercharger - Engine Code: CATA)
- Section 23 (3.0L - Diesel Fuel Injection - Engine Code: CATA)
- Section 24 (3.6L - Exhaust System & Emission Controls - Engine Code: BHK)
- Section 25 (3.6L - Engine Assembly - Engine Code: BHK)
- Section 26 (3.0L - Exhaust System & Emission Controls - Engine Code: CATA)
- Section 27 (3.0L - Cylinder Head & VALVETRAIN - Engine Code: CATA)
- Section 28 (3.0L - Lubrication - Engine Code: CATA)
- Section 29 (3.0L - Engine Mechanical - General & Technical Data - Engine Code: CATA)
- Section 30 (3.6L - Lubrication - Engine Code: BHK)
- Section 31 (3.0L - Fuel Supply System - General & Technical Data - Engine Code(S): CATA & CNRB)
- Section 32 (3.0L - Ignition/Glow Plug System - Engine Code: CATA)
- Section 33 (3.6L - Cylinder Head & VALVETRAIN - Engine Code: BHK)
- Section 34 (3.6L - Ignition/Glow Plug System - Engine Code: BHK)
- Different car
- Section 1 (3.0L - Ignition/Glow Plug System - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB)
- Section 2 (3.0L - Turbocharger & Supercharger - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB)
- Section 3 (3.0L - MULTIPORT Fuel Injection - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB)
- Section 4 (3.0L - Engine Mechanical - General & Technical Data - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB)
- Section 5 (3.0L - Crankshaft & Cylinder Block - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB)
- Section 6 (3.0L - Cooling System - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB)
- Section 7 (3.0L - Crankshaft & Cylinder Block - Engine Code: CNRB)
- Section 8 (3.0L - Cooling System - Engine Code: CNRB)
- Section 9 (3.0L - Engine Assembly - Engine Code: CNRB)
- Section 10 (3.0L - Turbocharger & Supercharger - Engine Code: CNRB)
- Section 11 (3.0L - Diesel Fuel Injection - Engine Code: CNRB)
- Section 12 (3.0L - Engine Assembly - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB)
- Section 13 (Final Drive & Differential - Transfer Case 0BU, Front Final Drive 0BM, 0C1, 0BN & Rear Final Drive 0BP)
- Section 14 (3.0L - Exhaust System & Emission Controls - Engine Code: CNRB)
- Section 15 (3.0L - Exhaust System & Emission Controls - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB)
- Section 16 (3.0L - Engine Mechanical - General & Technical Data - Engine Code: CNRB)
- Section 17 (Fluid Capacity Tables)
- Section 18 (Fluid Capacity Tables)
- Section 19 (Fluid Capacity Tables)
- Section 20 (Controls & Housing - Transfer Case 0BU, Front Final Drive 0BM, 0C1 And 0BN, Rear Final Drive 0BP)
- Section 21 (3.0L - Cylinder Head & VALVETRAIN - Engine Code: CNRB)
- Section 22 (3.0L - Ignition/Glow Plug System - Engine Code: CNRB)
- Section 23 (3.0L - Lubrication - Engine Code: CNRB)
- Section 24 (3.0L - Lubrication - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB)
- Section 25 (8-Speed Automatic Transmission 0C8)
- Section 26 (3.0L - Cylinder Head & VALVETRAIN - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB)
- Section 27 (Automatic Transmission 0C8 - General & Technical Data)
- Section 28 (Oil Pan, Oil Screen, Valve Body Selector Lever & MULTIFUNCTION Transmission Range Switch -F125-)
- Section 29 (Torque Converter - Automatic Transmission 0C8)
- Section 30 (General & Technical Data - Transfer Case 0BU, Front Final Drive 0BM, 0C1, 0BN & Rear Final Drive 0BP)
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.