Variant 1
Applies to: AWD2 (AWD)
What does Scania AWD fault code 14021 mean?
Acknowledgement from "front axle 1 differential lock" position sensor without the function being activated.
What causes Scania DTC 14021?
The fault code occurs, e.g. when there is a short circuit in the wiring.
How does the system react?
The driver receives an indication that the differential lock has been activated.
How to fix Scania AWD fault code 14021?
Check sensors, connectors and cable harnesses.
Variant 2
Applies to: AWD1
Detection
Acknowledgement from "front axle 1 differential lock" position sensor without the function being activated.
Possible cause
The fault code occurs, e.g. when there is a short circuit in the wiring.
System reaction
The driver receives an indication that the differential lock has been activated.
How to fix
Check sensors, connectors and cable harnesses.
This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.