Applies to: DDU1 (DDU)
What does Scania DDU fault code 4385 mean?
What causes Scania DTC 4385?
How does the system react?
What are the symptoms?
How to fix Scania DDU fault code 4385?
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This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.
Code 4385 in other Scania systems
- 4385hex 1121 NOx sensor downstream of particulate filter, short circuit to earth
- 4385hex 001121 Battery module 1, cell monitoring circuit board, minor internal fault
- 4385hex 1121 NOx sensor upstream of the SCR catalytic converter
- 4385hex 1121 Cylinder balancing, cylinder 1
- 4385hex 1121 Gas leakage in the high pressure section