U0254moderate severityNetwork
Lost Communication With Instrument Cluster Minor Assembly 2
on 2014 Ram 2500 6.7L I6 Cummins Diesel · 4WD
What this code means
The network lost communication with instrument cluster minor assembly 2. Related gauge or display segments may not function.
Symptoms
- Gauge or display not working
- Warning lights on
- Intermittent cluster faults
Common causes
- Faulty cluster minor assembly 2
- Wiring or connector fault
- Power or ground loss
- CAN bus fault
Diagnostic steps
- Scan for cluster codes
- Check power and ground
- Inspect bus wiring and pins
- Replace assembly if faulty
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Any of these will read and clear this code — pick by how deep you want to go.
Budget handheld~$40
ANCEL AD410 →
No-phone-needed handheld — reads, clears, live data, freeze frame.
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Serious DIY~$100
BlueDriver Pro →
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Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
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Pro diagnostics$1,500+
Autel MaxiSys MS906 Pro →
Full-system pro platform — topology mapping, ECU coding, the works.
✓ Autel official store
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Other Network codes on this vehicle
U0001
High Speed CAN Communication Bus
U0002
High Speed CAN Communication Bus Performance
U0003
High Speed CAN Communication Bus (+) Open
U0004
High Speed CAN Communication Bus (+) Low
U0005
High Speed CAN Communication Bus (+) High
U0006
High Speed CAN Communication Bus (-) Open
U0007
High Speed CAN Communication Bus (-) Low
U0008
High Speed CAN Communication Bus (-) High
U0009
High Speed CAN Communication Bus Shorted Together
U0010
Medium Speed CAN Communication Bus