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High-Pressure Fuel Pump Repair

The high-pressure fuel pump supplies fuel according to the diesel system design. Pressure deviations may involve the pump, regulation, supply line or leakage elsewhere. Before repair, we check these relationships and fuel condition, then assess working surfaces and repairability after dismantling. Agreed components are repaired or replaced, followed by adjustment and testing. If contamination is found, we explain the need to service related system parts, since repairing the pump alone does not remove the source of that contamination.

High-Pressure Fuel Pump Repair
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Symptoms

  • Insufficient or unstable fuel pressure.
  • Difficult starting or power loss requiring a fuel-system assessment.

What's included

  1. Check fuel supply conditions and the pressure deviation.
  2. Inspect the pump and assess its working surfaces.
  3. Carry out the agreed repair and pump-specific adjustment.
  4. Retest and report on related component requirements.

Additional checks

  • Regulation, supply line and leaks in other units — checked as a possible source of the pressure deviation
  • Fuel condition — checked before dismantling the pump

Why it matters

Fuel contamination can affect the pump and other precision components. Its source needs assessment before the repaired unit returns to service.

More details

Diagnostics and repair of Common Rail, Bosch, Delphi, Denso, distributor, and inline fuel pumps.

Fuel Pump Prices

HPFP Diagnostics and Repair

  • Common Rail pump check from ₴2,000.
  • Common Rail pump repair from ₴6,500.
  • Distributor pump check from ₴3,000.
  • Distributor pump repair from ₴7,000.
  • Inline fuel pump check from ₴3,500.
  • Inline fuel pump repair from ₴7,500.
  • Regulator or valve diagnostics from ₴500.
  • Fuel system flushing from ₴2,000.

The final price depends on the pump model, the nature of the damage, the condition of the housing and plunger elements, the valves, and the cost of components.

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