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BMW 3 Series E21 I4 engine power supply system
Power supply system characteristics
Fuel tank The fuel tank is stamped from sheet steel and is mounted in front of the rear axle. Fuel tank capacity, l: 52. Note: Since 1978, vehicles have been...
Fuel tank The fuel tank is stamped from sheet steel and is mounted in front of the rear axle. Fuel tank capacity, l: 52. Note: Since 1978, vehicles have been...
The principle of operation of the fuel injection system
The fuel pump takes fuel from the fuel tank and delivers it to the accumulator in order to maintain the fuel pressure in the system within 1.7-2.4 kg/cm². Fuel...
The fuel pump takes fuel from the fuel tank and delivers it to the accumulator in order to maintain the fuel pressure in the system within 1.7-2.4 kg/cm². Fuel...
Mechanical fuel pump — checking, adjustment, removal and installation
Cleaning Remove the cover, O-ring and pump strainer. Thoroughly clean the pump surface from dust and dirt and remove foreign particles from the filter. Install...
Cleaning Remove the cover, O-ring and pump strainer. Thoroughly clean the pump surface from dust and dirt and remove foreign particles from the filter. Install...
Intake Manifold Parts
A - engine of cars of the "316" model (up to 1980 model year), "318" "320"; B — engine of cars of models "315" and "316" (since 1981 model year) 2.5 - gaskets;...
A - engine of cars of the "316" model (up to 1980 model year), "318" "320"; B — engine of cars of models "315" and "316" (since 1981 model year) 2.5 - gaskets;...
Removal and installation of the Solex DIDTA 32/32 carburetor
Removal Remove the air filter. Disconnect the throttle linkage from the throttle actuator. Disconnect the green wire with a black stripe from the bimetallic...
Removal Remove the air filter. Disconnect the throttle linkage from the throttle actuator. Disconnect the green wire with a black stripe from the bimetallic...
Fuel pump, drain valve and fuel filter
A - engine of cars of the model "316" (until September 1960.), "318", "320"; B - engines of cars of models "315" and "316" (since 1981 model year) 1 — fuel...
A - engine of cars of the model "316" (until September 1960.), "318", "320"; B - engines of cars of models "315" and "316" (since 1981 model year) 1 — fuel...
Operating principle of the automatic starting device
The principle of operation of the automatic starting device is based on the supply of current to a bimetallic spring enclosed in screen 64, which, as it heats...
The principle of operation of the automatic starting device is based on the supply of current to a bimetallic spring enclosed in screen 64, which, as it heats...
Adjusting the Solex DIDTA 32/32 carburetor
Adjusting the carburetor starting clearances With the carburetor removed, press control lever 6 to open the throttle valve of the 1st chamber and completely...
Adjusting the carburetor starting clearances With the carburetor removed, press control lever 6 to open the throttle valve of the 1st chamber and completely...
Main parts of the Solex DIDTA 32/32 carburetor
Main parts of the Solex DIDTA 32/32 carburetor: 1 - carburetor base; 9 — 1st chamber throttle valve adjusting screw; 11 — accelerator pump drive cam; 14 —...
Main parts of the Solex DIDTA 32/32 carburetor: 1 - carburetor base; 9 — 1st chamber throttle valve adjusting screw; 11 — accelerator pump drive cam; 14 —...
Solex DIDTA 32/32 Solenoid Shut-off Valve
Checking the valve operation Run the engine at idle speed and disconnect the power wire from the valve. The engine should stop and a slight click should be...
Checking the valve operation Run the engine at idle speed and disconnect the power wire from the valve. The engine should stop and a slight click should be...
Main parts of the Solex «Zenith» 2B4 carburetor
Main parts of the Solex "Zenit" 2B4 carburetor: 1 - carburetor base; 20 — 2nd chamber throttle control lever with stop screw; 24 — auxiliary starting device...
Main parts of the Solex "Zenit" 2B4 carburetor: 1 - carburetor base; 20 — 2nd chamber throttle control lever with stop screw; 24 — auxiliary starting device...
Adjusting the starting gap of the air damper Solex «Zenit» 2B4
Remove the starter cover. Move the lever to the air damper actuator and check the air damper clearance with a 4.2 mm drill. If there is any deviation from the...
Remove the starter cover. Move the lever to the air damper actuator and check the air damper clearance with a 4.2 mm drill. If there is any deviation from the...
Auxiliary starting device for Solex carburetor «Zenith» 2B4
Checking the mixture quality corrector Remove the mixture quality corrector and apply 12 V to the corrector for at least 2 minutes, short-circuiting the valve...
Checking the mixture quality corrector Remove the mixture quality corrector and apply 12 V to the corrector for at least 2 minutes, short-circuiting the valve...
Main parts of the Solex 1B2 carburetor
Main parts of the Solex 1B2 carburetor: 1 - carburetor body; 2 - return spring; 14 — throttle stop screw; 16 — auxiliary starting device actuator hatch; 18 —...
Main parts of the Solex 1B2 carburetor: 1 - carburetor body; 2 - return spring; 14 — throttle stop screw; 16 — auxiliary starting device actuator hatch; 18 —...
Auxiliary starting device for Solex carburetor «Zenith» 1B2
Checking the mixture quality corrector See the relevant paragraph in the subsection "Solex Carburetor " Zenit" 2B4 ". Warning: The protrusion of the corrector...
Checking the mixture quality corrector See the relevant paragraph in the subsection "Solex Carburetor " Zenit" 2B4 ". Warning: The protrusion of the corrector...
Air filter device for carburetor models
Air filter A - engines of cars of the model "316" (up to 1980 model year), "318", "320"; B - engines of cars of models "315", "316" (since 1981 model year): 1...
Air filter A - engines of cars of the model "316" (up to 1980 model year), "318", "320"; B - engines of cars of models "315", "316" (since 1981 model year): 1...
Fuel injection system
Scheme of fuel injection system "K-Jetronic": 1 - fuel tank; 2 - fuel pump; 3 — fuel storage tank; 4 - fuel filter; 5 — fuel dispenser; 6 - supply pressure...
Scheme of fuel injection system "K-Jetronic": 1 - fuel tank; 2 - fuel pump; 3 — fuel storage tank; 4 - fuel filter; 5 — fuel dispenser; 6 - supply pressure...
Intake manifold of injection car engines
Intake manifold of engines of cars of models: A — "320i"; B — "318i": 1 - inlet pipe; 2,3 - gaskets; 4 — intake manifold; 5 — bracket; 6 - suction pipes; 7 -...
Intake manifold of engines of cars of models: A — "320i"; B — "318i": 1 - inlet pipe; 2,3 - gaskets; 4 — intake manifold; 5 — bracket; 6 - suction pipes; 7 -...
Air filter for injection cars
Air filter for car engines models: A — "3201"; B — "3181": 1 - air filter assembly; 2 - filter element; 3, 10, 12, 15 — tension clamps; 4 - warm air intake; 5,...
Air filter for car engines models: A — "3201"; B — "3181": 1 - air filter assembly; 2 - filter element; 3, 10, 12, 15 — tension clamps; 4 - warm air intake; 5,...
This section is available on russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian
Similar sections for other types of BMW cars:
Power unit: Supply system BMW 5 Series E39 (1995-2003)
Power unit: Supply system BMW 7 Series E32 (1986-1994)
Power unit: Fuel system BMW X3 E83 (2003-2010)
N62 petrol engine: Power and exhaust system BMW X5 E53 (1999-2006)
Power unit: Supply system BMW 5 Series E39 (1995-2003)
Power unit: Supply system BMW 7 Series E32 (1986-1994)
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N62 petrol engine: Power and exhaust system BMW X5 E53 (1999-2006)
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