I WAS DRIVING HOME WHEN MY LANDROVER 110 STOPPED THE ENGINES RUNNING FINE BUT THERES NOTHING THERE WHEN I PUT IT INTO GEAR TRIED CHANGING FROM HI TO LO RATIO BUT THE GEARS WILL NOT ENGAGE HOWEVER WHEN I PUT INTO DIFF LOCK THE GEARS WORK AND I CAN DRIVE NO PROBLEM ALSO THE STEERING FEELS LIGHTER ANY IDEAS WHAT MIGHT BE WRONG