Technical characteristics of fuel injection system components (Opel Vivaro A)

Technical characteristics of the fuel injection system elements are given in Table 4.1.

Table 4.1. Technical characteristics of the fuel injection system components

Purpose	Brand/Type	Note
Fuel injection pump	BOSCH SRZ	Fuel pressure 300-1350 bar
Fuel pressure sensor	BOSCH	Screwed into the high pressure accumulator
Nozzles	BOSCH	Electromagnetic injector. Resistance: 0.33 Ohm. Maximum working pressure: 1350 bar. Maximum pressure 1525 bar
Fuel pressure regulator	—	Screwed into the injection pump. Resistance 2.4 Ohm at 20°C. Tightening torque: 6 Nm
Fuel injection system control unit	BOSCH EDC 15C3	With 120 contacts
Fuel pump (low pressure pump)	BOSCH EKP3	Pressure no more than 2.5 bar. Productivity: not less than 80-100 l/h
Pre-heating and post-heating unit	NAGARES BED/7-12	Ensures operation of the pre-start and subsequent heating system according to commands from the injection system control unit
Glow plugs	BERU	Resistance: 0.6 Ohm when the connector is disconnected
Accelerator Pedal Position Sensor	HELLA	Dual track potentiometer. Conductive track 1 resistance: 1200±480 Ohm. Conductive track 2 resistance: 1700±680 Ohm
Intake air temperature sensor	SIEMENS	The air flow meter is built into the sensor. Resistance between 100 Ohm and 40 kOhm
Fuel temperature sensor	ELTH	Resistance: 2050 Ohm at 25°C
Coolant temperature sensor	ELTH	Resistance: 2252±112 Ohm at 25°C
Crankshaft speed sensor	MGI	Resistance: 235±35 Ohm at 20°C
Camshaft Position Sensor	ELECTRICIFIL	Hall sensor
Air flow meter	SIEMENS	Air flow meter with built-in air temperature sensor
Boost pressure sensor	DELCO	Output voltage with ignition on and engine not running (between tracks A and B): 1.9 V for atmospheric pressure 1013 mbar
Atmospheric pressure sensor	—	Built into the control unit
Exhaust gas recirculation solenoid valve	PIERBURG	Conductive path resistance: 4 kOhm±1.6 Ohm at 20°C (when measuring between contacts 4 and 6). Sensor resistance: 8±0.5 Ohm at 20°C (when measuring between contacts 1 and 5)