Scania fault code 2791

Code 2791 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:

EBS Electronic Braking System The Red CAN bus Impermissible or missing response from the gearbox control unit (in this case from the retarder). Read explanation → TMS Transmission Management System Coupling sleeve (L4), not reaching the engaged position Coupling sleeve (L4) moves from disengaged position but does not reach engaged position, even though the solenoid valve has been activated. Read explanation →