Make sure you are using the Master (black head) key, not the Valet (green head) key.
Does it not have a key lock on the trunk lid.
To open the trunk on a 1991 Jaguar, locate the trunk release button, which is typically found on the driver's side, near the door or on the dashboard. Alternatively, you can use the key to unlock the trunk by inserting it into the lock on the trunk lid. If the vehicle is equipped with a remote key fob, pressing the trunk release button on the fob will also unlock it. If these methods do not work, check for a manual release inside the trunk, accessible from the back seat area.
To open the trunk on a Jaguar XJ8, you can use the trunk release button located on the driver's side door panel. Alternatively, you can use the key fob to press the trunk release button. If those options are unavailable, you can also manually unlock the trunk using the key in the trunk lock.
use the key
unlock it with the key below key hole - there is a lever - push it up - this will open up the trunk
If the key won't open the trunk of a 1997 Jaguar XJ6 but the electrics are functioning, you can try using the valet switch inside the glove compartment to release the trunk latch. Alternatively, you can access the trunk through the rear seats by folding them down, which may allow you to reach the trunk release mechanism directly. If these methods don't work, consider consulting a professional locksmith or a Jaguar specialist for assistance.
thr key fits in the 8 of the xk8 emblem in the passenger side rear.
Most Honda/Acura vehicles have a lever located near the fuel cover release that actuates the trunk release, if it does not fuction it may need to be unlocked using the master key for the car, the valet key will NOT work.
To open the trunk of a Jaguar S-Type, you can use the key fob by pressing the trunk release button, typically denoted by a trunk icon. Alternatively, you can unlock the car with the key or remote and then pull the trunk release lever located near the driver's seat. If the car is unlocked, you can also press the trunk lid. If the electronic release isn't working, you can manually open the trunk using the key.
If both the key and button are not working to open the trunk of a 1999 Jaguar XJ8 Vanden Plas, you can try accessing the trunk through the rear seat. Fold down the rear seat backs if possible and look for a release mechanism inside the trunk. Alternatively, check if there's an emergency trunk release inside the cabin, usually located near the driver's seat. If these methods don't work, it may require professional assistance to unlock the trunk.
Open the trunk with the ignition key. There is a small opening in the upper right hand side of the trunk lid.
press the little button with the Jag face on the trunk lid..