OPERATION (1.9 JTD Euro3)

• 1, Electric fuel pump
• 2, VGT solenoid
• 3, Air conditioning compressor
• 4, Electric E.G.R. valve
• 5, Rev counter
• 6, Electric fans
• 7, Heater plugs control unit
• 8, Accelerator pedal potentiometer
• 9, Brake - clutch pedal switch
• 10, Fuel pressure sensor
• 11, Flow meter
• 12, Engine coolant temperature sensor
• 13, Fuel temperature sensor
• 14, Overpressure sensor
• 15, Timing sensor
• 16, Rpm sensor
• 17, Speedometer
• 18, Battery
• 19, Alfa Romeo CODE
• 20, Tester connection
• 21, Pressure regulator
• 22, Injectors
• 23, Heater plugs
• 24, Throttle solenoid (on throttle body)
• 25, Heater plugs warning light
• 26, Engine check warning light
• 27, Water overheating warning light
• 28, Water in fuel warning light

OPERATION

Diagram of input/output info to/from control unit