Eg500 technical parameter: 1, Working voltage: 8 + 16v 2, Coil resistance: 3 3, Peak & hold+¬peak & hold 4, Cylinder type: sequential injection 3 or 4 cylinder 5, Input signal: original injection petrol signal, oxygen sensor signal 6, Ambient temperature: +40f f+ + 120f 7, Waterproof level: flush resistant 8, Connection: 48 pin 9, Diagnostics connector: rs232.