OK, NEW TO THE . GOT A 90 XJ. WIRED UP THE LOCK OUT TO THE TCU ABOUT 6 MONTHS AGO. EVERYTHING WORKED GREAT. 3 WEEKS AGO, WENT WHEELIN AND MY LOCK OUT LIGHT DIDNT LIGHT UP. THEN I DOTICED THAT THE TRANNY WAS SKIPPING OVER 2ND. TAKES OFF FINE IN 1ST, SKIPS 2ND AND GOES STRAIGHT TO THIRD.... AND NO ITS NOT "SLIPPING" IN SECOND. I CHECKED TCU FUSE. ALL SOLENOIDS. EVERYTHING SEEMS GOOD. GOT ANOTHER TCU AND TRIED SWAPPING IT. DIDNT HELP, TRIED ADJUST KICK DOWN CABLE. NOTHING SEEMS TO HELP. NO MATTER WHAT I DO, THIS THINGS NEVER TOUCHES SECOND. BEEN LIKE THIS FOR ALMOST A MONTH. AND YES I HAVE 12V TO THE TCU.