Land Rover Repair: ABS System, pressure switch, master cylinder

Question
Hello John.I have a 1990 Rangie.Its had a leaking front calipier.That has now been done,renewed all for pistons and seals.The system has been bleed 4 times now.When you turn the ignition on the pump is surpost to stop running after 45,it doesnt.ive check for any other leaks(none)Could you advice Please of anything else i could try to solve this problem.
   Cheers  

Answer
Hi Phil,

it could be a faulty pressure switch or your master cylinder is at fault.  Here is a great website just for your Rangie owners:

http://www.rangerovers.net/repairdetails/abs.html

this webpage may help you out with your problem.  Any more Q's ... just send me a followup.

Regards,

JohnMc