Bobcat Engine Derate Active - Aftertreatment Inducement
The BOBCAT-M0307 (Bobcat) diesel fault code means: Bobcat Engine Derate Active - Aftertreatment Inducement. This is a serious severity code.
- Keep driving?
- Limited driving only
- DIY difficulty
- intermediate
- Estimated cost
- Depends on root cause
What Are the Symptoms of BOBCAT-M0307?
- Power / RPM limit active
- Amber engine + regen lamps
What Causes BOBCAT-M0307? (Most Likely First)
- Ignored prior DPF regen request Very Likely
- DEF system fault escalated to derate Likely
- Emissions sensor fault not cleared Possible
Can I Still Drive with BOBCAT-M0307?
Limited driving only. BOBCAT-M0307 is rated serious severity. Keep trips short and get it diagnosed soon rather than waiting for symptoms to worsen.
Frequently Asked Questions
What is Bobcat code M0307?
Bobcat M0307: Bobcat Engine Derate Active - Aftertreatment Inducement. This code is reported on Bobcat equipment running the described engine family.
Can I keep working with Bobcat code M0307?
Limited operation only -- finish the current task then shut down for repair.
How much does Bobcat M0307 cost to fix?
Estimated repair cost: Depends on root cause. Off-road diesel shop labor runs $125-$175/hr in 2026. Dealer diagnostic software (Bobcat Service Analyzer) is usually required.
Mechanics Guide Step-by-step diagnosis
How Do You Diagnose BOBCAT-M0307?
Use Service Analyzer to identify the underlying SPN/FMI triggering derate.
Run parked regen to satisfy DPF inducement.
Check DEF quality and NOx sensor feedback.
Which Vehicles Commonly Get BOBCAT-M0307?
- Bobcat S650 skid steer loader (Kubota V3800)
- Bobcat S740 / S750 / S770 / S850 skid steer loaders (Kubota V3800)
- Bobcat T650 / T750 / T770 / T870 compact track loaders (Kubota V3800)
- Bobcat E50 / E55 / E60 / E85 mini excavators (Kubota V3800)
- Bobcat UW56 utility vehicle (Kubota V3800)
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