Audi A7 useful guides
Lubrication
What is the purpose of the motor oil of your A7?
What engine oil does your A7 need?
When do I have to change the motor oil of my A7?
How much motor oil does your A7 need?
Transmission fluid
What is the transmission fluid of your A7, and when should you change it?
When should you change the differential fluid of your A7?
How much transmission fluid does my A7need?
What kind of transmission fluid does your A7 take?
OBD codes
What is the error code OBD II P0106?
Symptoms of your A7‘s error code P0340
Electrical system
How to test your A7‘s battery, step by step
How do I start my A7 with a dead battery?
Air conditioner
Which refrigerant do you need for the air conditioner of your A7?
How does the air conditioner of your A7 work?
Why is the air conditioner of my A7 not working properly?
Other guides
Booster seats for children in your A7: all you need to know
How to keep your A7 safe during extended periods without use
What do the technical specifications of your A7’s engine mean?
What should you check on your A7 before a road trip?
What is the IAC valve of your A7?
Exhaust smoke and its colors on an A7: causes and severity
What styles of car bodies exist?
What is a fuse and what types can you find for your A7?
What light bulbs fit your A7?
Spark plugs
What kinds of spark plugs are there?
What kind of spark plugs does your A7 need?
What are spark plugs?
How do I change the spark plugs of my A7?
Maintenance
What is the timing belt on an A7?
What filters exist in your A7 and when should you replace them?
What is the serpentine belt of your A7 and when should you change it?
What is brake fluid and which one should you use for your A7?
Warning lights
Why is the oil light on?
Why does your A7’s engine overheat? Causes and solutions
What is the immobilizer on an A7? Why does it fail?
What does the check engine light of your A7 mean?
What does the EPC (Electronic Power Control) light mean on an A7?
Fuel
What is the fuel octane rating?
How to improve the fuel consumption of your A7
Which type of fuel should you use in your A7?
What are biofuels?
What types of fuel exist?
Steering fluid
What power steering fluid does your A7 need?
How to change the power steering fluid of your A7?
Wheels
What kind of information is engraved in the tires of your A7?
How to rotate the tires of your A7?
What is the right tire pressure for your A7?
How to change one of your A7‘s wheels?
Sensors
What is the Throttle Position Sensor (TPS) of your A7?
What is the MAP sensor of your A7?
What is the oxygen sensor (or lambda sensor) of your A7?
Airbags
How do your A7‘s airbags work? What precautions should you take with them?
