911 Turbo Cabriolet F6-3299cc 3.3L SOHC Turbo (1987)
2. Pull off 2-pole plugs at mixture control unit and warm-up regulator. and turn on ignition (fuel pumps run).
3. Set control valve at position 2.
4. Refer to diagrams below for nominal pressure according to outside temperature at the moment of testing.
1978-85 Models