The Transmission Fluid dip stick is located beside the Oil dipstick. The oil is the one with the red top.
try castrol oil stabilizer - it will stabilize the oil and reduce the leak.
For XJ6 4.0 Liter engines, the oil capacity is 8 quarts.
It is on the drivers side very rear of the oil pain close to where the transmission is. It takes a 30 mm socket and a breaker bar.
if its the 4.0 straight six, about 8.4 quarts. I use mobil 1 synthetic in my 96 jag, it will run you about $50 for the oil and $12 for the filter
Dexron III
dextron
dexron 3
The fuse for the window controls on a 1986 Jaguar XJ6 is in the passenger compartment fuse box. It is in the second row down and the fourth fuse from the right in the fuse panel.
oil grade 95 xjs
4.2 litre straight six.
i have a 1991 sovereign xj6 and i have the same problem, BUT the gauge would show correct levels when accelerating
8 litres