DPF Differential Pressure Sensor Circuit High
The KUBOTA-P2455 (Kubota) diesel fault code means: DPF Differential Pressure Sensor Circuit High. This is a serious severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- intermediate
- Estimated cost
- $180-$450 sensor
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Common Symptoms
- MIL
- False high DP
Probable Causes (Ranked by Likelihood)
- Open signal return Likely
Step-by-Step Diagnostic Procedure
Inspect sensor wiring for corrosion.
Frequently Asked Questions
What is Kubota code P2455?
Kubota P2455 means: DPF Differential Pressure Sensor Circuit High. Serious code -- address promptly to avoid inducement / further damage.
Can I keep using my Kubota with P2455?
Serious fault -- you can move the machine to a shop but don't run it under load. Use Kubota Diagmaster software (dealer tool) for full diagnostics.
How much does P2455 cost to fix on a Kubota?
Repair cost range: $180-$450 sensor. Compact-tractor labor is typically $110-$150/hr in 2026.
P2455 on Other Platforms
The same code ID appears across other engines, vehicles, and equipment. Diagnostic flow varies by platform — see the matching breakdown: