Toyota Supra key fob battery
1 of the 3 model years listed for the Toyota Supra have a proven battery. The most common answer is No battery. Rows below run oldest to newest; a year can appear twice when the car came with more than one kind of key.
- 1996Unknown
Not confirmed yet
- 1997Mechanical key only (no factory wireless remote in manual)
No battery
Owner's manual: manualowl.com (checked Nov 1, 2026)
Manual text: “The master key works in every lock.”
- 1998Unknown
Not confirmed yet
Changing the battery
Remote key (form not stated in the source)
- Key shape is not stated by the source. Compare your key with the types described on the how-it-works page.
- Find the seam and work it open slowly.
- Fit the new cell matching the old one's orientation and test the buttons.
No battery to replace for these years, per the source shown.
If a child might have swallowed a coin cell, treat it as an emergency and get to a hospital right away.