Fuel Rail Pressure Too Low (Doosan D24)
The BOBCAT-P0087-D24 (Bobcat) diesel fault code means: Fuel Rail Pressure Too Low (Doosan D24). This is a critical severity code.
- Keep driving?
- No -- stop driving
- DIY difficulty
- intermediate
- Estimated cost
- $30-$1,800
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Common Symptoms
- No start or derate on S650/S770 with Doosan engine
Probable Causes (Ranked by Likelihood)
- Contaminated fuel / water in fuel Very Likely
- Failed Doosan HP pump Likely
Step-by-Step Diagnostic Procedure
Replace Doosan fuel filter.
Scan rail pressure vs. commanded in Service Analyzer.
Test SCV / HP pump output.
Frequently Asked Questions
What is Bobcat code P0087?
Bobcat P0087: Fuel Rail Pressure Too Low (Doosan D24). This code is reported on Bobcat equipment running the described engine family.
Can I keep working with Bobcat code P0087?
Do not continue operating. Risk of engine damage or unsafe shutdown.
How much does Bobcat P0087 cost to fix?
Typical repair cost: $30-$1,800. Off-road diesel shop labor runs $125-$175/hr in 2026. Dealer diagnostic software (Bobcat Service Analyzer) is usually required.