One problem related to ignition switch has been reported for the 2001 Land Rover Discovery. The most recently reported issues are listed below.
Ignition switch assembly failed - could not unlock steering wheel . Had to have car towed away from gas station pump on a Sunday ($75) in athens GA. Then on a week day had to have vehicle towed from athens GA to augusta GA ($350)(to a landrover dealer) to fix it. Ignition switch assembly had to be replaced ($778).