Zetec Engine Management System (16V) (models produced before 1995)
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- 6 – intake manifold air temperature sensor;
- 23 – battery;
- 24 – electromagnetic valve;
- 37 – crankshaft angle sensor;
- 46 – Ignition control unit;
- 47 – EEC IV fuel injection control unit;
- 48 – Fuel injection and CFI ignition system power supply relay;
- 58 – coolant temperature sensor;
- 70 – fuel injectors;
- 71 – fuel pump;
- 72 – fuel pump relay;
- 92 – electromagnetic valve of the idle system;
- 93 – ignition coil;
- 94 – ignition relay;
- 95 – ignition switch;
- 96 – instrument cluster;
- 105 – oxygen sensor;
- 117 – Engine compartment fuse box;
- 125 – spark plug;
- 130 – vehicle speed sensor;
- 134 – capacitor;
- 138 – Throttle position sensor;
- 148 – camshaft angle sensor;
- 149 – electromagnetic air valve;
- 151 – air flow meter
General description and symbols on electrical diagrams are located here →