The ESC II ignition system is installed on engines with a carburetor and includes an ignition coil, an ignition distributor with a built-in engine speed sensor, an electronic control unit, spark plugs and sensors for coolant temperature, vacuum and neutral position of the automatic transmission selector lever.
The ESC IV ignition system is installed on engines with a fuel injection system and includes an ignition coil, an ignition distributor with a built-in engine speed sensor, an electronic module (controller), spark plugs and sensors for coolant temperature, neutral position of the automatic transmission selector lever, throttle position and absolute pressure.
The V6-24 engine with a displacement of 2.9 dm³ is equipped with an ignition system without a distributor.
Safety rules
To avoid electric shock, do not touch high-voltage wires while the engine is running.
It is strictly forbidden to connect a test lamp or capacitor to terminal 1 of the ignition coil.
All connections of measuring instruments must be made only with the ignition off.
When checking compression, remove the central wire from the ignition distributor and connect it to an additional spark plug secured by the housing to ground.
Carry out electric welding work with the ignition off and the battery disconnected.
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