Scania fault code 33
Code 33 is used by 8 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Fuel inlet metering valve 2, high pressure pump, short circuit
The control unit has detected an abnormal voltage on the pins connected to fuel inlet metering valve 2 on the high pressure pump, indicating a short circuit.
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VDT
Rotational speed sensor
Short circuit to ground.
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COO Coordinator
Manual activation of retarder
The voltage in the retarder lever circuit or retarder Opticruise lever circuit has been either above or below the permitted level.
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ABS Anti-lock Braking System
Wheel speed
Low signal strength from the wheel on the right-hand side of the front axle.
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CUV Visibility system
Control unit
Internal fault in the control unit.
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LAS Locking and Alarm System
Motion sensor in the cab
The voltage on the alarm control unit input is incorrect.
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DIS
Incorrect DLC in CAN message VDC2
The DLC sum in the CAN message TD is too small.
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ACS Articulation Control System
Left proportional valve, ACS, open circuit
Open circuit in the left proportional valve circuit.
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