So my injector pump on my freelander was leaking (part0 460 404 973) so i purchased a seal kit and replaced the top 2 seals now i have no throttle. Does anyone know what ive done?

Hello all im from Adelaide in South Australia and just purchased a 98 diesel Freelander, really wanted a disco but couldn't find anything suitable so bought a Freelander. Must be sucker for punishment as i already own a 77 tc2500 triumph among a menagerie of vehicles in various stages of...