The prevention The fuel system remains under pressure, even after engine deenergizing, therefore before a detachment of pipelines it is necessary to remove pressure in fuel system.
PERFORMANCE ORDER |
1. Listen, whether clicks the relay of the fuel pump at ignition inclusion. |
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2. Remove the relay of the fuel pump and check up its working capacity. Additional wires submit pressure from the storage battery to contacts 85 and 86 relays of the fuel pump. |
3. Check up that contacts 87 and 30 relays of the fuel pump become isolated at giving of pressure and are disconnected at pressure switching-off. |
4. Otherwise replace the relay of the fuel pump. |
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