2005 bobcat t190 705 hours, low hydrostatic pressure code 05-09 and extremely low code 05-14, 05-15 followed by engine shut down. only does it at idle which is 1150 rpm. quits doing it at 1300 rpm. I changed all filters and line filters and changed hydro fluid.... also brake and traction lock not working. Checked brake wire and only has 5 volts.