K24 ecu pinout email protected] Volvo Wiring Diagrams - Volvo Forum I looking for s80 2 engine wiring diagram this car have 3 ignition coil burn and the wire have rejoin before together abs pump unit is burnk you I need to find a switched 12v source in the radio harness to tap off of. Thanks! Reply. Hi Mathew i am looking for an ignition wiring diagram for a 1975-81 240 volvo can you help