EGR Valve Closed Position Performance
The KUBOTA-P1404 (Kubota) diesel fault code means: EGR Valve Closed Position Performance. This is a moderate severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- intermediate
- Estimated cost
- $60-$160 cleaning
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Common Symptoms
- MIL; rough at idle
Probable Causes (Ranked by Likelihood)
- EGR carbon carbon on seat Very Likely
Step-by-Step Diagnostic Procedure
Remove, clean, command closed via Diagmaster.
Frequently Asked Questions
What is Kubota code P1404?
Kubota P1404 means: EGR Valve Closed Position Performance. Moderate code. Keep working cautiously and plan repair.
Can I keep using my Kubota with P1404?
Moderate fault -- continue light use, fix at next service. Use Kubota Diagmaster software (dealer tool) for full diagnostics.
How much does P1404 cost to fix on a Kubota?
Repair cost range: $60-$160 cleaning. Compact-tractor labor is typically $110-$150/hr in 2026.
P1404 on Other Platforms
The same code ID appears across other engines, vehicles, and equipment. Diagnostic flow varies by platform — see the matching breakdown: