TM 9--2350--292--20--1 0066 00--2 ALL SIGNALS AT REMOTE TERMINAL UNIT CONNECTOR J1 ARE BELOW VALID RANGE OR OPEN -- CONTINUED 0066 00 CONTINUED FROM STEP B 1.   Disconnect wiring harness 4W502 connector P1 from remote terminal unit connector J1 and connector P2 from wiring harness 3W501 bulkhead connector. 2.   Check wiring harness 4W502 using table below. Place one multimeter lead on a pin in the FROM column and the other lead on the corresponding pin in the TO column. Check for continuity. FROM TO CONNECTOR/PIN CONNECTOR/PIN P1--D P2--H P1--E P2--J P1--F P2--K P1--N P2--L P1--G P2--M P1--H P2--N P1--J P2--P P1--N P2--R P1--K P2--D P1--L P2--E P1--M P2--F P1--N P2--G P1--P P2--S P1--R P2--T P1--S P2--U P1--Z P2--V P1--T P2--W P1--U P2--X P1--V P2--Y P1--Z P2--Z P1--w P2--a P1--x P2--b P1--y P2--c P1--z P2--d P1--AA P2--e P1--BB P2--f P1--CC P2--g P1--DD P2--h P1--EE P2--j P1--W P3--D P1--X P3--E P1--Y P3--F P1--Z P3--G P1--a P3--H P1--b P3--J P1--c P3--K C CONTINUED ON NEXT PAGE