Scania fault code 2633
Code 2633 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:
TMS Transmission Management System
Locked gear to prevent power steering from failing
The TMS control unit has received a CAN message from the engine control unit regarding insufficient fuel supply.
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BMU Battery Management Unit
BMU control unit, CAN communication error
A subordinate BMU control unit is missing a CAN message from the master BMU control unit.
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