Connector pinout

Connector pinout

3-04 Not connected

3-05 Accelerator pedal potentiometer 1 supply

3-06 Not connected

3-07 Not connected

3-08 Accelerator pedal potentiometer 2 earth

3-09 Accelerator pedal potentiometer 2 signal

3-10 Accelerator pedal potentiometer 1 signal

3-11 Not connected

3-12 Not connected

3-13 Fiat CODE control unit

3-14 Not connected

3-15 Not connected

3-16 Not connected

3-17 Not connected

3-18 Not connected

3-19 Not connected

3-20 Go ahead to engage climate control from four stage pressure switch

3-21 Accelerator pedal potentiometer 2 supply

3-22 Not connected

3-23 Accelerator pedal potentiometer 1 earth

3-24 Fuel temperature sensor signal

3-25 Not connected

3-26 Vehicle speed signal (from ABS)

3-27 Not connected

3-28 Diagnostic sockect connection (line K)

3-29 Not connected

3-30 Auxiliary electric fuel pump supply (immersed in the tank)

3-31 Not connected

3-32 Not connected

3-33 Not connected

3-34 Not connected

3-35 Not connected

3-36 Not connected

3-37 EGR modulating solenoid valve supply

3-38 Heater plugs timer control

3-39 Not connected

3-40 Rpm signal to the rev counter

3-41 Not connected

3-42 Not connected

3-43 Heater plugs warning light

3-44 Not connected

3-45 Request to engage engine radiator fan high speed

3-46 Main relay go ahead

3-47 Not connected

3-48 Injection system failure

3-49 Not connected

3-50 EGR modulating valve earth

3-51 Heater plugs timer control

3-52 Auxiliary electric pump relay feed go ahead

4-01 Flow meter supply

4-02 Timing sensor earth

4-03 Timing sensor signal

4-04 Flow meter earth

4-05 Not connected

4-06 Excess pressure sensor signal

4-07 Excess pressure sensor earth

4-08 Excess pressure sensor supply

4-09 Not connected

4-10 Not connected

4-11 Flow meter supply

4-12 N.C.

4-13 Fuel pressure sensor supply

4-14 Flow meter signal

4-15 Four stage pressure switch

4-16 Not connected

4-17 Rpm sensor screening

4-18 Not connected

4-19 Not connected

4-20 Not connected

4-21 Fuel pressure regulator

4-22 Not connected

4-23 Air temperature sensor signal

4-24 Fuel pressure sensor signal

4-25 Not connected

4-26 Rpm sensor signal

4-27 Engine coolant temperature sensor earth

4-28 Not connected

4-29 Not connected

4-30 Not connected

4-31 Fuel pressure regulator

4-32 Climate control system relay

4-33 Not connected

4-34 Fuel pressure sensor earth

4-35 Not connected

4-36 Engine coolant temperature sensor signal

4-37 Rpm sensor earth

4-38 Not connected

4-39 Not connected

4-40 Not connected

5-01 N.C.

5-02 Supply for injectors for cylinders 1 and 4

5-03 Operation of injector for cylinder no. 4

5-04 Supply for injectors for cylinders no. 2 and 3

5-05 Operation of injector for cylinder no. 3

5-06 Not connected

5-07 Operation of injector for cylinder no. 2

5-08 N.C.

5-09 Operation of injector for cylinder no. 1