Injection control system HFM-SFI Mercedes S-Class (W140)
HFM-SFI fuel injection and ignition control system (6-cylinder petrol engines).
Removal and installation of fuel distribution line with injectors
Removal Injectors 16/7 — Fixer 16/8, 16/9 — Sealing rings Y62 — Injector 1. Remove the air intake pipe. 2. Relieve the fuel pressure in the distributor. 3. Remove the...
Removal Injectors 16/7 — Fixer 16/8, 16/9 — Sealing rings Y62 — Injector 1. Remove the air intake pipe. 2. Relieve the fuel pressure in the distributor. 3. Remove the...
Removal and installation of injectors — removal and installation
Removal Injectors 16/7 — Fixer 16/8, 16/9 — Sealing rings Y62 — Injector 1. Remove the fuel distribution line with injectors. 2. Remove the clamp (16/7) on the injector....
Removal Injectors 16/7 — Fixer 16/8, 16/9 — Sealing rings Y62 — Injector 1. Remove the fuel distribution line with injectors. 2. Remove the clamp (16/7) on the injector....
Replacing the air flow sensor
Air Flow Sensor Installation Details (except for engine M104.990) 4/1 — Sealing ring B2/5 - Air flow meter ARROW - Connecting nut Remove the sensor, check its condition...
Air Flow Sensor Installation Details (except for engine M104.990) 4/1 — Sealing ring B2/5 - Air flow meter ARROW - Connecting nut Remove the sensor, check its condition...
Removal and installation a diaphragm fuel pressure regulator
Diaphragm Fuel Pressure Regulator Installation Details (except for engine M 104.990) 40 - Diaphragm fuel pressure regulator; 40/8, 40/9 - Sealing rings; 40/10 -...
Diaphragm Fuel Pressure Regulator Installation Details (except for engine M 104.990) 40 - Diaphragm fuel pressure regulator; 40/8, 40/9 - Sealing rings; 40/10 -...
Removal and installation the air pump
Removal Air pump installation details 125 - Air pump; 125/1, 125/2 - Bolts; 125/3 - Branch pipe; ARROW - Connector 1. Remove the air filter. 2. Remove the generator...
Removal Air pump installation details 125 - Air pump; 125/1, 125/2 - Bolts; 125/3 - Branch pipe; ARROW - Connector 1. Remove the air filter. 2. Remove the generator...
Removal and installation the crankshaft position sensor (CKP)
Removal CKP Sensor Installation Details L5 — Crankshaft position sensor 8/1 — Crankshaft position sensor wiring connector 1. Remove the starter (see Chapter Engine...
Removal CKP Sensor Installation Details L5 — Crankshaft position sensor 8/1 — Crankshaft position sensor wiring connector 1. Remove the starter (see Chapter Engine...
Removal and installation the lambda probe
Lambda probe (oxygen sensor) is installed in the exhaust system and is equipped with built-in electrical wiring ending in a contact connector - try to avoid damaging the...
Lambda probe (oxygen sensor) is installed in the exhaust system and is equipped with built-in electrical wiring ending in a contact connector - try to avoid damaging the...
Removal and installation knock sensors
Knock Sensor Installation Details 14/1 — Retainer A29g1, A29g2 — Knock sensors To remove the knock sensors, remove the starter, secure the windshield washer reservoir to...
Knock Sensor Installation Details 14/1 — Retainer A29g1, A29g2 — Knock sensors To remove the knock sensors, remove the starter, secure the windshield washer reservoir to...
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☛ Power unit: Injection system «Bosch HFM» car Mercedes W124 (1984-1995)
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- General information
- Introduction to guide
- User manual
- Maintenance
- Power unit
- Engine repair
- Cooling and heating systems
- Power and exhaust systems
- Ignition and control system
- Charge and launch systems
- Transmission
- Automatic gearbox
- Drive shafts
- Chassis
- Brake system
- Front suspension
- Rear suspension
- Steering
- Body
- Body elements
- Electrical equipment
- Equipment and devices
- Electrical circuits
- User manual
- Controls and instruments
- Driving and operation
- Maintenance
- Power unit
- Petrol engine V6
- Petrol engine V8
- Petrol engine V12
- Diesel engine OM603
- Diesel engine OM606
- Cooling system
- Power supply and injection system
- Control system HFM-SFI
- Control system LH-SFI
- Control systems ME-SFI
- Diesel control system
- Ignition system
- Charge and launch system
- Transmission
- Mechanical gearbox 717.438
- Mechanical gearbox 717.454
- Automatic gearbox 722.5
- Automatic gearbox 722.6
- Clutch and drive shafts
- Differential
- Chassis
- Brake system
- Steering
- Front suspension
- Rear suspension
- Body
- Exterior (external elements)
- Interior (internal elements)
- Electrical equipment
- Equipment and devices
- Electrical circuits
- General information
- Introduction to guide
- Power unit
- 8-cylinder V8 engine
- 6-cylinder I6 engine
- Cooling and lubrication system
- Power system (carburetor)
- Fuel injection system
- Ignition system
- Transmission
- Clutch and cardan
- Car gearbox
- Chassis
- Front suspension
- Rear suspension
- Steering
- Brake system
- Electrical equipment
- Power devices
- Electrical circuits