Scania fault code 1
Code 1 is used by 17 different Scania systems. Choose the control unit shown in your diagnostic tool:
TMS Transmission Management System
Control unit
Incorrect or unreliable data.
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VDT
Rotational speed sensor
Fault in the signal from the rotational speed sensor.
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COO Coordinator
Cruise control
The voltage in the circuit for the cruise control switch has been either above or below the permitted level.
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CUV Visibility system
Main beam RH.
The current consumption on the control unit output has exceeded 6A.
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OPC Opticruise gearbox control
Control unit
Incorrect or unreliable data.
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ICL Instrument Cluster
Supply voltage [V]
Supply voltage is too low.
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ACC Automatic Climate Control
Air distribution motor
The air distribution motor does not change position.
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DAS
Software
Illegal combination of internal software.
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ACS Articulation Control System
Control units, ACS
The ACS control units have been set incorrectly.
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RET Retarder
Control unit
Incorrect or unreliable data.
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AWD All-Wheel Drive
AWD control unit, built-in flash memory failure
Verification of the contents of the flash memory did not give the result the control unit had expected during the boot-up check.
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BCS
Reference voltage
The reference voltage has been outside the permitted voltage range.
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LDW Lane Departure Warning
Camera
Internal fault in the camera.
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BWS
Battery voltage
The battery voltage has been outside the permitted range, i.e. below 19 V or above 35 V.
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AMP
Loudspeaker channel 1, short circuit to battery voltage
The external amplifier has measured a voltage that indicates a short circuit to battery voltage.
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CTR
Activation of auxiliary heater
Fault in output signal to the auxiliary heater
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DCP
Switch in driver interaction control panel is stuck
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