Scania fault code 1140

Code 1140 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:

EMS Engine Management System Exhaust brake actuator pressure too low The pressure to the exhaust brake actuator is lower than expected. Read explanation → VDT Internal fault The safety check has identified a prohibited activation of solenoid valve EK during driving. Read explanation → MBS Safety circuit, primary AC compressor, short circuit The MBS control unit has detected that the A/C compressor safety circuit with the low and high pressure monitor is short-circuited. The voltage for the pin is outside the permitted… Read explanation →