Scania fault code 1283
Code 1283 is used by 8 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Cylinder 3, severe misfiring
Cylinder 3 misfires so much that there is a risk of damage to the catalytic converter.
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TMS Transmission Management System
Solenoid valve for high splitter gear, open circuit
Open circuit in the solenoid valve cable harness for voltage supply or earthing. If the open circuit applies to earth, the same fault code will also be set for other solenoid valve…
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BMU Battery Management Unit
Unknown fault VCCU
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VDT
Internal fault
Internal memory fault in control unit E754.
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COO Coordinator
Electrically assisted steering (EAS) system
The EAS control unit does not receive messages from external control units.
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MBS
Expansion unit C, internal fault
The MBS control unit has detected faults in the voltage regulators or communication buses in Expansion unit C.
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ALM
Control unit, internal fault
Response time from the ALM control unit is longer than expected.
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COMMUNICATOR Communicator (C200 / C300 / C400)
Digital output 2 is short-circuited to ground
The fault code is activated if digital output 2 is short-circuited to ground. A check is carried out each time the system is started.
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