my dad has a warn winch and he had new solinoids put in not that long ago, he has a problem with the winch and it wont pull in, it will push the wire out, he tried a different controller and says that the solinoid is clicking when he pushes the button, has anyone got any idea what it could be please

hello fellow landy lovers, im new to the forum and was hoping that some one would be able to shed some light on a problem iv got with my 98 discovery 300tdi auto, iv had it plugged into a diagnosis machine and it came back with an Injection Begin Sensor Fault, code number 142, any input would be...