EGR Valve Closed Position Performance
The KUBOTA-P1404 (Kubota) diesel fault code means: EGR Valve Closed Position Performance. This is a moderate severity code.
Unverified. We could not confirm this code's definition against freely available manufacturer documentation, so treat the meaning, severity and fix guidance on this page as unconfirmed. Check it against the manufacturer's service information for your exact model and serial range before acting on it. This page is kept out of search engines for that reason, and we are working through this family manual by manual.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- intermediate
- Estimated cost
- $60-$160 cleaning
What Are the Symptoms of KUBOTA-P1404?
- MIL; rough at idle
What Causes KUBOTA-P1404? (Most Likely First)
- EGR carbon carbon on seat Very Likely
Can I Still Drive with KUBOTA-P1404?
Yes, but fix soon. KUBOTA-P1404 is rated moderate severity. It is not an immediate stop-driving fault, but it will not clear itself — book the repair rather than ignoring it.
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.
Mechanics Guide Step-by-step diagnosis
How Do You Diagnose KUBOTA-P1404?
Remove, clean, command closed via Diagmaster.
P1404 on Other Platforms
The same code ID appears across other engines, vehicles, and equipment. Diagnostic flow varies by platform — see the matching breakdown:
Which Vehicles Commonly Get KUBOTA-P1404?
- Kubota BX1880 / BX2380 / BX23S sub-compact tractors
- Kubota L2501 / L3301 / L3901 utility tractors
- Kubota L4060 / L4760 / L5060 / L5460 grand L tractors
- Kubota M5-091 / M5-111 utility tractors
- Kubota M6S-111 / M7060 / M7-132 / M7-152 tractors
- Kubota MX5400 / MX6000 utility tractors
- Kubota SVL65-2 / SVL75-2 / SVL95-2s skid steer loaders
- Kubota SSV65 / SSV75 skid steer loaders
- Kubota RTV-X1100C / RTV-X1140 / RTV1140CPX utility vehicles
- Kubota generator sets (GL, GR, SQ series)
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