Scania fault code 81
Code 81 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:
VDT
Temperature and oil level sensor
Short circuit to voltage supply.
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COO Coordinator
Pressure switch or pressure sensor for refrigerant pressure
The pressure switch/pressure sensor for refrigerant pressure has registered a pressure below the permitted level.
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ABS Anti-lock Braking System
Wheel speed
Low signal strength from the wheel on the left-hand side of the third axle.
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