Discovery II
MAINTENANCE
10-18
PROCEDURES
Automatic gearbox
WARNING: Avoid excessive skin contact with
mineral oil. Mineral oils remove the natural fats
from the skin, leading to dryness, irritation and
dermatitis.
Replace oil filter
1. Replace oil filter.
Replace oil
1. Ensure that gearbox is cool. Apply
handbrake and securely chock front and rear
wheels.
2. Place a suitable container beneath gearbox.
3. Clean area around oil filler/level and drain
plugs.
4. Remove oil drain plug, remove and discard
sealing washer.
5. Allow oil to drain.
6. Fit new sealing washer to oil drain plug.
7. Fit automatic gearbox drain plug and tighten to
15 Nm (11 lbf.ft).
8. Remove oil filler/level plug, remove and discard
sealing washer.
9. Fill gearbox with recommended oil to bottom of
oil level/filler plug hole.
LUBRICANTS AND SEALANTS,
Lubrication.
10. Select 'P' (Park).
11. Ensure handbrake is applied.
12. Start engine and allow it to idle.
13. Apply footbrake.
14. Move selector lever through all gear positions,
while continuing to fill the gearbox. Select 'P'
(Park).
15. With engine idling, continue filling gearbox until
a 2 mm bead of oil runs from oil filler/level plug
hole.
16. Fit new sealing washer to automatic gearbox
filler/level plug, fit plug and tighten to 30 Nm (22
lbf.ft).
17. Stop engine.
18. Remove all traces of oil from gearbox casing.