Contents: Carburetor fuel system 🠛 Carburetor 🠛 Fuel injection system 🠛 Location of fuel filter 🠛 Injection system (diesel) 🠛
Carburetor fuel system
Mechanical fuel pump:
- Minimum static pressure 0.27 bar
- Maximum static pressure 0.32 bar
Carburetor
Equipment of the carburetor 32 DARA 40 — First camera/Second camera
Air jet diameter (K) - 26 mm/ 26 mm
Main fuel jet (Gg) - 132/ 140
Correction air jet (a) - 155/ 140
Idle speed system fuel jet (d) — 55/45
Mixing chamber - F58/ F6
Accelerator pump jet - 60
The diameter of the float chamber valve needle is 2.25 mm
Fuel level in the float chamber is 7.0 mm
Float stroke - 8.0 mm
Idle speed - 800±25 rpm
CO content - 1.5 ±0.5%
Throttle clearance - 1.30 mm
32 DARA 53 — First camera/Second camera
Air jet diameter (K) - 25 mm/ 26 mm
Main fuel jet (Gg) - 130/ 140
Idle speed system fuel jet (d) — 47/42
Mixing chamber - F58/ F56
Accelerator pump jet - 60
The diameter of the float chamber valve needle is 2.25 mm
Fuel level in the float chamber is 7.0 mm
Float stroke - 8.0 mm
Idle speed - 800±25 rpm
CO content - 1.5 ±0.5%
Throttle clearance - 0.90 mm
28/36 DARA 0, since 1991 — First camera/Second camera
Air jet diameter (K) - 22 mm/ 29 mm
Main fuel jet (Gg) - 112/ 155
Correction air jet (a) - 200/100
Idle speed system fuel jet (d) — 42/42
Mixing chamber - F99
Accelerator pump jet - 50
The diameter of the float chamber valve needle is 2.25 mm
Fuel level in the float chamber is 7.0 mm
Float stroke - 8.0 mm
Idle speed - 700±50 rpm
CO content - 1.5±0.5%
Throttle clearance - 0.80 mm
Fuel injection system
System — Renix/Bendix - distributed injection
Fuel Pump - On the rear of the right side rail, in front of or above the fuel tank or next to the fuel filter
Supply voltage - 12 volts
Pressure - 3.0 bar
Volume of pumped fuel - 130 l/h (minimum)
Location of fuel filter
Model L16 - Near the fuel pump
Model J636/637 - Left side longitudinal beam, near front seat
Model J638 (V6) - Near the fuel pump
Fuel filter replacement - Every 50,000 km
Throttle body diameter - 50 mm (4-cylinder engine), 55mm (engine\/6)
Pressure regulator - maintained pressure:
- 4-cylinder engine - 2.5±0.2 bar (not regulated)
- Engine H/b — 3.0±0.2 bar (not regulated)
Electromagnetic injectors:
- Supply voltage - 12 volts
- Resistance - 2.5 Ohm
Idle speed and CO content:
- Engine 1995 cm1 2 3 (L 16) - 800±25 rpm (coolant 80- 100°C)
- Engine 1995 cm³ (J636) - 775±50 rpm (coolant 80- 100°C)
- Engine 2165 cm³ (L 17) — 800 + 25 rpm (coolant 80- 100°C)
- Engine 2165 cm³ (J637) — 775 - 825 rpm (coolant 80- 100°C)
- V6 Engine (J638) - 800±25 rpm (coolant 80- 100°C)
- Adjustability - Only on L16 and L17 models
CO content:
- Engine L16
- Engine L17 - Max. 0.5%
- All the rest (without adjustment) — Max. 0.5%
- Idle Speed Control Valve - Bosch, 12V
- Catalyst (if installed) - Connected to the exhaust pipe
- Air filter replacement interval - Every 20,000 km
Injection system (diesel)
Fuel pump - Single-piston pump with mechanical regulator, automatic injection adjustment, automatic cold engine start and fast idle system, boost pressure regulator.
Installing the pump (engine at TDC) — 0.70±0.02 mm
Fuel pump name:
- Model L15/S115 — VE 4/9 F 2200 R 153
- Model J635 - VE 4/9 2200 R 345 (345-1 with air conditioning)
- Bosch injectors - KBE 48 S7
- Bosch Nozzle Tips - DN OSD 264
- Injection pressure - 130 bar
Fuel filter:
- Bosch Filter - Fast Filter with Condensate Outlet
- Roto-Diesel filter - With fuel pump. Since 1987, it has been produced with a diesel fuel heating device
Fuel preheating:
- Models J115/S115 - Coolant
- Model J635 - Electric heating.
- Turbocharger - Garret TZ
- Boost - 0.6±0.025 bar at 2500±250 rpm
- Idle speed adjustment (all models) — 750±50 rpm
Maximum speed:
- Engine J115/S115 — 4700 - 4800 rpm
- Engine J635 - 5000 rpm