Mercedes S-Class W-140

1991-1999 of release

Control system of fuel injection (diesel engines of the Om603.971 series)

General information

Function charts of systems of injection of the fuel, used on models with diesel engines of the Om603.971 series

Function chart of system of injection of fuel of the neturbirovanny diesel engine


1 — ТНВД 3 — the Fuel pump 15 — Perepuskna the valve 30 — Injectors 43 — the Preliminary filter 50 — Returnable топливопровод 54 — Forcing топливопровод the 1st cylinder 63 — the Fuel tank 73 — the Fuel filter	73a — the Restrictive channel 86 — the Fuel thermostat is open, fuel warm 86a — the Fuel thermostat is closed, fuel cold 87 — Intaking топливопровод - cold fuel 87a — Returnable топливопровод - warm fuel 148 — Delivery intaking топливопровод with a fuel radiator

The scheme of the organization of system of injection of fuel of the diesel engine with low-pressure head pressurization


1 — ТНВД 3 — the Fuel pump 15 — Perepuskna the valve 27 — the Hollow bolt 42 — the Fuel filter 43 — the Preliminary filter 50, 80, 81 — Returnable топливопровод 52 — the Stopper 73 — the Arm of the fuel filter 74 — the Bolt of fastening of the fuel filter 76, 78 — Sealing rings 77 — Consolidation of the fuel filter	82 — Intaking топливопровод 83 — Forcing топливопровод from TNVD 84 — the Collar 86 — the Fuel thermostat 87 — Intaking топливопровод from a fuel radiator 88 — Returnable топливопровод from a fuel radiator 89 — Soaking up топливопровод 131 — the Clamp 148 — Intaking топливопровод with a fuel radiator

The scheme of the organization of system of injection of fuel of the diesel engine with high-pressure head pressurization


30 — the Nozzle 52 — the Stopper 53 — Consolidation 54 — 59 Forcing branch pipes