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Diagnose/P0087
P0087High SeverityFuel System

Fuel Rail/System Pressure Too Low

What This Means

The fuel pressure in the fuel rail is below the minimum threshold needed for proper engine operation. The high-pressure fuel pump is not maintaining adequate pressure.

Common Symptoms

  • Loss of power under acceleration
  • Engine stalling
  • Hard starting
  • Engine misfires at high load

Common Causes

  • Weak or failing high-pressure fuel pump
  • Clogged fuel filter
  • Fuel pressure regulator failure
  • Restricted fuel supply line
  • Fuel injector leak

Estimated Repair Cost

$200 – $1200
Parts and labor (varies by vehicle and location)
Difficulty:Advanced

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For informational purposes only. Diagnostic trouble codes are starting points for diagnosis, not definitive answers. Always consult a certified mechanic for proper diagnosis and repair. Estimated costs vary by vehicle, location, and shop rates.