Can someone please help me the fault code 187 SID 250 9 The Display shows no connection between ECU . Picture attached. Its volvo EW 160 B wheel excavator. I checked all the plugs and fuses. Swaped the release. Disconnected and re connected ECU plug from ECU beside the operator seat. Disconnect/reconnected plug feom TECU ( ECU IN FUSE BOX COMPARTMENT ABOVE THE BATTERY BOX) IS THERE ANY OTHER OTHER PLACE TO LOOK FOR CONNECTIONS OR FUSES) Thank you
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