Home / Diesel / Codes / Kubota / KUBOTA-E18 Can I Drive?
Yes, But Fix Soon
DIY Difficulty
intermediate
Estimated Cost
$40-$120 relay
What does KUBOTA-E18 mean? The KUBOTA-E18 (Kubota) diesel fault code means: Glow Plug Relay Fault . This is a moderate severity code.
Common Symptoms Kubota cluster displays E18 Probable Causes (Ranked by Likelihood) Failed glow plug relay Very Likely Step-by-Step Diagnostic Procedure Replace glow plug relay -- very common on L-series.
Frequently Asked Questions What is Kubota code E18? Kubota E18 means: Glow Plug Relay Fault. Moderate code -- address promptly to avoid inducement / further damage.
Can I keep using my Kubota with E18? Moderate fault -- you can usually finish the job but plan repair soon. Use Kubota Diagmaster software (dealer tool) for full diagnostics.
How much does E18 cost to fix on a Kubota? Repair cost range: $40-$120 relay. Compact-tractor labor is typically $110-$150/hr in 2026.
Recommended Tool
ANCEL AD310 OBD-II Scanner
Best-selling code reader on Amazon. Reads and clears check engine codes on any 1996+ vehicle. Under $30.
Check Price on Amazon Affiliate link -- we may earn a commission at no extra cost to you.
Every Tech Needs This
AstroAI Digital Multimeter
Essential for diagnosing sensor codes, checking voltage, and testing circuits. Under $15 and pays for itself on the first job.
Check Price on Amazon Affiliate link -- we may earn a commission at no extra cost to you.
Commonly Affected Vehicles 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