- disconnect the pads from the injectors;
- turn on the ignition;
- check the voltage on both terminals of the block with a voltmeter. The wiring and the electronic control unit are OK if the voltmeter shows the same voltage on both contacts;
Warning. The injectors are rated for 3V.
- attach the pads to the nozzles;
- plug the fuel supply pipeline to the starting injector;
- remove the nozzles;
- disconnect the wire from the ignition distributor;
- turn on the starter. The injectors must inject fuel at regular intervals.
Note. It is forbidden to increase the speed of the crankshaft if the key KDEP 6.35 is inserted into the screw, because. in this case, the lever of the pressure plate of the air flow meter can be bent.