Warning! Work on the ignition system can only be carried out with the ignition switched off. It is forbidden to check the operation of the ignition system for a "spark", as this can damage the system.
Contactless ignition system Carburetor models and models with Bosch L3 fuel injection system. l-Jetronic and Bosch LU2-Jetronic are equipped with a transistorized non-contact ignition system. The transistorized ignition system consists of a...
Ignition coil — removal and installation On early models, the ignition coil is mounted on the cylinder block above the starter or on the intake manifold. On later models, the ignition coil is mounted on the left side of the cylinder head. Removing 1. Remove...
Ignition booster module The ignition amplifier module is installed on the ignition distributor. 1. Remove ground wire from battery. 2. Remove the connector, unscrew the two fastening screws and remove the amplifier module.
Removal and installation of the distributor of ignition Removing 1. To improve access to the ignition distributor, first remove the ignition coil. 2. Remove the protective waterproof cover from the ignition distributor. 3. Unscrew the screws securing the ignition...
Setting the ignition timing A stroboscope must be used to check the ignition timing setting. 1. Remove plug (drawing on the left), located on the clutch housing so that the alignment marks are visible (indicated by the arrow in the figure on the...
Checking the centrifugal governor in a car 1. Check distributor installation (initial ignition timing). 2. Disconnect the vacuum regulator pipe. 3. Connect a stroboscope to the ignition wire of cylinder 1, as well as a tachometer. 4. use point "0" on the...
Checking the vacuum regulator in a car 1. Check centrifugal governor. 2. Connect a vacuum pump to the regulator. 3. Run the engine up to 2500 rpm and measure the centrifugal advance in degrees from the point "0" on the plate. 4. Set the vacuum in the range...
Composite ignition system (ignition/fuel system) On all models except L3.1 and LU2, the ignition system is integrated with the fuel injection system and is controlled from a single ECU. Bosch Motronic ML4 systems. l and Fenix IB have a distributor cap and rotor to...
Ignition coil (composite ignition) The ignition coil is installed on the left side of the cylinder head. 1. Remove ground wire from battery. 2. Remove connector from ignition coil. 3. Mark the position of the high voltage wires on the ignition coil and...
Ignition booster module (composite ignition) The ignition booster module is located on the right rear side of the engine compartment. 1. Remove ground wire from battery. 2. Remove the wiring connector, unscrew the two fastening screws and remove the amplifier...
Removing the ignition distributor (composite ignition) 1. If it is necessary to improve access to the ignition distributor, remove the air flow meter. 2. Remove ground wire from battery. 3. Remove the protective waterproof cover from the ignition distributor. 4. Unscrew the...
Installing the ignition distributor (composite ignition) 1. On XU9J4 engines with 16 valves, install the plastic base plate to the end of the cylinder head and the drive flange. 2. Screw in the central bolt, pre-lubricating the thread with adhesive to prevent the bolt from...
Direct ignition system The ignition system in the engine with a displacement of 1998 cm3 3 model XU10J4 (with 16 valves) It has "straight" type. The components of the system consist of two amplifier modules, four ignition coils and a knock...
Ignition coil (direct ignition) There are four separate ignition coils, one for each spark plug. 1. To gain access to the ignition coils, unscrew the eight bolts, marking the position of the electrical wiring bracket, and remove the additional cover...
Ignition Amplifier Modules (Direct Ignition) Both ignition amplifier modules are located on the rear left side of the engine compartment. 1. Remove ground wire from battery. 2. To remove each amplifier module, remove the wiring connector, unscrew the two fixing...