DIESEL FUEL INJECTION

Diesel Fuel Injection 

Does your diesel suffer from leaking fuel, smoking, perhaps lack of power or poor starting?


Common Diesel Problems

common Diesel car problems
White smoking at start up but clears on warm up
- Possible causes:
  • Injector nozzle valves stuck 
  • Incorrect pump timing
  • Air in fuel
  • Faulty glow plugs
Engine black smoking
- Possible causes:
  • Faulty injectors
  • Injection pump malfunction

injection pump malfunction
Engine idles rough
- Possible causes:
  • Fuel pump timing retarded
  • Injection pump housing pressure too high
  • Low opening pressure nozzles
  • Injection line volume too low
  • Dirty fuel filters
dirty fuel filters
Engine starts but won’t idle
- Possible causes:
  • Incorrect pump timing
  • Faulty fuel supply
  • Injector pump malfunction
  • Air in fuel
  • Restricted fuel return

turbo meter
Engine winds over but won’t start
- Possible causes:
  • Faulty glow plugs
  • No fuel to injection pump
  • Solenoid problems
  • Air in fuel
  • Pump plungers stuck

Air in fuel pump plungers stuck
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