Safety Precautions When Working On Fuel Supply System
WARNING: This page is about a different car, the 2020 Audi A3, 2019 Audi A3, and 2018 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
There is a risk of injury due to the fuel being under pressure.
The fuel system is under pressure. Injuries are possible from fuel spraying out.
Before opening the fuel system:
-- Wear protective eyewear.
-- Wear safety gloves.
-- Reduce the pressure: place clean cloths around the connection point and carefully open the connection point.
WARNING:
Risk of a fire due to leaking fuel.
When the battery is connected, the door contact switch activates the fuel pump when opening the driver door. Leaking fuel can ignite and start a fire.
-- Before opening the fuel system, interrupt the power supply to the fuel pump.