Relieving Pressure In The Tank

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2018 Porsche Cayenne, 2017 Porsche Cayenne, 2016 Porsche Cayenne, 2015 Porsche Cayenne, and 2014 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Pressurized components

Risk of bruising
Risk of eye injuries

→ Secure components to prevent them from falling off suddenly.

→ Wear personal protective gear.

WARNING: Toxic substances

Danger of poisoning or suffocation
Danger of burns to the eyes and skin

→ Ventilate the work area well.

→ Never ingest or inhale.

→ Read specific information on the Hazard Sheet.

→ Do not smoke, eat or drink in the work area.

Before starting to work on the pressure tank, the following steps must be carried out:
1. 1.1. Press release button for the filler flap in the door panel on the driver's side.
2. 1.2. The message Tank readiness established appears after about 90 seconds on the multi-function display in the instrument panel .
  Release button for filler flap
Once tank readiness is established, the tank is depressurized and work can be done on the fuel system/fuel tank.