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)
   - Control system of fuel injection (diesel engines of the OM606.961 series)
      Glow plugs - installation details
      Fuel Pump of High Pressure (FPHP)
      The fuel injection moment regulator - installation details
      The intercooler (radiator of compressed air) - installation details
      Tubes of supply of compressed air - the scheme of connection
      The supercharger of air - an installation detail
   + 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


79c5991e

Control system of fuel injection (diesel engines of the OM606.961 series)

General information

Arrangement of components of an electronic control system of the engine (IFI)

Scheme of an arrangement of components of an electronic control system of the engine (IFI)

A1e16 — the Alarm lamp of preliminary heat
A1e43 — the Alarm lamp of ERS
B28 — pressure Sensor
N3/7 — the IFI Control unit
N16/1 — the Main unit
N14/2 — the Output block of preliminary heat

X35/63 — a control unit Box
R25/2 — the Sensor of provision of a pedal of an accelerator
S40 — Tempostat
Y31/1 — the EGR system Converter
Y31/5 — the Control unit of pressure the pressurization/gate of the control converter
29/1 — the Switch of stoplights


Scheme of an arrangement of the IFI components

B11 — the Sensor of temperature of cooling liquid
B17 — the Sensor of temperature of the entering air
B28/3 — the EGR system raising Sensor
L5/6 — the Sensor of provision of a bent shaft

Y1/1 — the Electrohydraulic gate-type IFI valve
Y23/1 — the Drive of management of amount of injectable fuel
Y23/1/1 — the Sensor of provision of a lath
10 — Line TNVD


Arrangement of the IFI components

A1e16 — the Alarm lamp of preliminary heat
811 — the Sensor of temperature of cooling liquid
N14/2 — the Output block of system of preliminary heat
R9 — Glow plugs