What was found
RADAR IN AUTO MODE CAPTAIN SIDE SHOWS RETURN AT 60 MILES IN CLEAR CONDITIONS FO SIDE SHOWS NO RETURN. IN MANUAL MODE RADAR WORKS NORMAL. GROUNDED - YES. CHECKED WIRING AND FOUND OPEN WIRE BETWEEN CONNECTOR D13757D PIN B11 ON DPC-1 AND CONNECTOR D40149J ON E3-1. CONTINUED TROUBLESHOOTING & FOUND DISCONNECTED TERMINAL OF WIRE W0311-2145B-24 AT TERMINAL BLOCK TB3101 POSITION B57.WIRE TERMINAL LOCKED AND SECURED AT TB3101 POS B57 REF B737-9 WDM 34-41-11.OPERATION TEST AND WXR SYSTEM TEST DONE AND FOUND GOOD REF B737-9 AMM34-41-00/201.