- Due to persistent malfunctions, often materialized hovering 30 centimetres above the ground.
- Developed other system wide faults even more often then the Type 40.
- Almost immediately withdrawn from use due to faulty systems.
- Probably the abandoned experimental TARDIS found and used by the Gallifreyan Iris Wildthyme. This TT Capsule, newer then the Type 40, was dimensionally immanent and had a jammed chameleon circuit.
The following color code is used:
- Black: For information from the TV Series, including Dimensions in Time, and 1996 TV Movie.
- Blue: For information from the Novels and Audios including Target, Virgin, BCC, and Big Finish.
- Green: For information from 'licensed' reference sources such as the Technical Manual, Doctor Who Magazine, and the Role Playing Games.
- Red: For information from unofficial sources -The Faction Paradox series, behind the scenes interviews, author's speculation, and popular fan belief.
The TARDIS Technical Index is copyright Will B Swift.