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