1. To disconnect the central wire of a high voltage from the ignition distributor. |
2. To disconnect a block 15 (see fig. The air filter and an inlet pipe of the engine with system of injection of fuel) from the valve 16. |
3. To contacts of a connecting block 15 to connect the voltmeter, to start the engine and to leave to idle. The voltmeter should show tension not below 11,6 V.Vmesto of the voltmeter it is possible to use a control lamp. |
4. To press an air intake hose to the valve 16. Frequency of rotation of the engine should decrease. |
5. On the heated-up engine to connect a block 15 to the valve 16. To press an air intake hose to the valve. Frequency of rotation of the engine should not change. The faulty valve to replace. |