EECU Electric Circuit( EC360B/460B) Cyl 4 Solenoids on injection pump Cyl 2 E-ECU Engine speed ,cam Engine speed ,crank Oil temp. Boost temp. Coolant temp. Oil press. Boost press. Fuel press. Cyl 3 Cyl 6 Connector B 36 36 24 12 1 2 2 n 2 2 1 2 n 4 2 4 4 Cyl 1 Cyl 5 1 3 1 1 RED BLACK 7 18 (+) (-) 31 30 1 2 25 14 3 (+) (-) (+) (-) (-) (-) 4 27 5 12 11 23 22 24 35 36 34 Connector A 13 Connector B Barometer 25 1 4 1 2 25 26 9 10 11 12 7 17 8 3 13 31 5 (-) 24 Preheat relay AH to Fuse 140A 12 Emergency Speed J1939 H (A) J1939 L (B) J1708 A J1708 B Ground Power supply Power from fuse Coolant level Inlet (air) press. (filter clogging) Inlet (air) temp.
25 13 1 Preheat coil Connector A Volvo Construction Equipment Customer Support UPDATE - EC160B~460B - 05-2 3 (-) 2 3 (-) 4