Mercedes S-Class W-140

1991-1999 of release

Repair and operation of the car



Mercedes S-Class
+ Mercedes-Benz cars of the class S (W-140)
+ Operation manual
+ Routine maintenance
+ Engine
+ Cooling systems, heating
- Power supply system and release
   + A power supply system and injection of fuel of the petrol engine - the general information
   + System of injection of fuel of the diesel engine - the general information
   + Control system of injection of fuel and HFM-SFI ignition (6-cylinder petrol engines)
   + Control systems of the LH-SFI and ME-SFI engine (8-cylinder petrol engines)
   + Control systems of injection of fuel and ignition of ME-SFI and LH-SFI (12-cylinder petrol engines)
   - Control system of fuel injection (diesel engines of the OM603.971 series)
      Removal and installation of the fuel pump of high pressure (FPHP)
      The fuel injection moment regulator - installation details
      Removal and installation of a turbocompressor
   + Control system of fuel injection (diesel engines of the OM606.961 series)
   + System of a turbo-supercharging - the general information
   Systems of decrease in toxicity of release - the general information
   System of production of the fulfilled gases - the general information
   Catalytic converter (petrol models)
+ Engine electric equipment
+ Gear shifting box
+ Automatic transmission
+ Coupling
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment






Control system of fuel injection (diesel engines of the OM603.971 series)

General information

Function charts of the systems of injection of fuel used on models with diesel engines of the OM603.971 series

Function chart of system of injection of fuel of not turbocharged diesel engine

1 — TNVD
3 — the Fuel pump
15 — Perepuskna the valve
30 — Injectors
43 — the Preliminary filter
50 — the Returnable fuel-supply line
54 — the Forcing fuel-supply line of 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 — the Intaking fuel-supply line - cold fuel
87a — the Returnable fuel-supply line - warm fuel
148 — the Delivery intaking fuel-supply line with a fuel radiator


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

1 — TNVD
3 — the Fuel pump
15 — Perepuskna the valve
27 — the Hollow bolt
42 — the Fuel filter
43 — the Preliminary filter
50, 80, 81 — the Returnable fuel-supply line
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 — the Intaking fuel-supply line
83 — the Forcing fuel-supply line from TNVD
84 — the Collar
86 — the Fuel thermostat
87 — the Intaking fuel-supply line from a fuel radiator
88 — the Returnable fuel-supply line from a fuel radiator
89 — the Soaking-up fuel-supply line
131 — the Clamp
148 — the Intaking fuel-supply line with a fuel radiator


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

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