OPERATION (2.5 V6 Euro3)

• 1, Electric fuel pump
• 2, Air conditioner compressor
• 3, Electric fan
• 4, Lambda sensors upstream of the pre-catalyzers
• 5, Quadrinary
• 6, Brake - clutch pedal switch
• 7, Timing sensor
• 8, Speedometer
• 9, Lambda sensors downstream of the catalyzers
• 10, Coolant temperature sensor
• 11, Detonation sensor
• 12, Rpm sensor
• 13, Accelerator pedal potentiometer
• 14, Air flow meter with air temperature sensor
• 15, Battery
• 16, Throttle body integral with D.V.L.
• 17, CAN line (for communication with ABS/ASR and automatic transmission control units)
• 18, Alfa Romeo CODE
• 19, Diagnostic socket
• 20, Fuel vapour recovery solenoid valve
• 21, Ignition coils
• 22, Engine Check warning light
• 23, Rev counter
• 24, Injectors

OPERATION

Diagram of input/output info to/from control unit