Fuel pumps – their function and diagnostics @

Obsah článku:

• Úvod
  • Fuel pumps task
  • When is it unneccessary to test the supply fuel pump pressure
  • FCD tips and tricks (before you start complex tests)
  • Fuel system description (fuel delivery or system pressure buildup)
  • Fuel pump test (vehicle at stand still)
  • Fuel pump test (vehicle moving - simulating higher long load)
  • The test will detect (on a cold and then on a hot pump)
  • The test will not detect (requires a different test procedure)
  • Symptoms of intermittent fuel pump problems or of the el. wiring
  • Common problems of the fuel delivery system and fuel pump
  • Common faults of pump el. circuit
  • DTC's
  • Block of measured values
  • FUEL PUMPS WITH ENERGY MANAGEMENT CONTROL (on examples of FSi, TFSi, TSi engines of the VW Group)
  • Task of energy management control
  • OBD diagnostics
  • Common faults on fuel pumps with energy management control
  • Oscilloscope diagnostics
• Komentáře