Scania fault code 14020
Code 14020 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:
TMS Transmission Management System
Longitudinal stroke
No acknowledgement of completed forward movement. Only generated if the vehicle is in motion and with sufficient air pressure.
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OPC Opticruise gearbox control
Longitudinal stroke
No acknowledgement of completed forward movement. Only generated if the vehicle is in motion and with sufficient air pressure.
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AWD All-Wheel Drive
Differential lock for front axle 1
The position sensor changes the status from active to passive even though the solenoid valve is still activated.
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