Error code

OBD2 P0087

OBD2P0087
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Fuel Rail/System Pressure - Too Low.

Severity

highDriving may be possible but not recommended due to potential engine damage.

Summary

P0087 indicates that the fuel rail/system pressure is too low in vehicles with direct injection systems, typically found on high-pressure diesel and gasoline engines.

Symptoms

  • Rough running
  • Engine misfires
  • Poor acceleration
  • Hard starting or not starting at all

Common Causes

  • Clogged fuel filter due to contamination or high mileage
  • Kinked or collapsed fuel lines restricting fuel flow
  • Fuel pump failure, especially the low-pressure pump in the fuel tank
  • Faulty high-pressure fuel pump cam follower damaging the camshaft and fuel pump

Diagnosis

  1. Check for fuel leaks
  2. Inspect fuel lines for kinks or collapse
  3. Replace the fuel filter if contaminated
  4. Examine the fuel tank and low-pressure pump for damage

Fixes

  • Replace faulty components such as fuel filters, fuel pumps, or high-pressure fuel system parts

FAQ

What should I do if my car won't start?

Check for obvious issues like a clogged fuel filter or kinked fuel lines. If the problem persists, seek professional help.

Can running out of fuel cause this code?

Yes, running out of fuel can prevent proper pressurization and trigger P0087. Refilling the tank should resolve it temporarily.

View source

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.

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