Scania fault code 78

Code 78 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:

CUV Visibility system Parking light relay 21. Open circuit or too low current consumption in circuit. Read explanation → AUS Audio System Loudspeaker, open circuit Open circuit in the circuit to the mid-range loudspeaker in the rear right-hand door. Open circuit in the circuit to the right-hand mid-range speaker. | Open circuit in the circuit… Read explanation →