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6.4.4. Check of the relay of the fuel pump


Arrangement of electric knots and sensors of fuel system of the engine

 

Arrangement of the relay of break of a chain

In a chain of control of the fuel pump two relays – the main EFI relay and the relay of break of a chain are installed.

PERFORMANCE ORDER
1. Remove the main EFI relay, include ignition and check that tension of the accumulator arrives to contacts of the socket of the relay.
2. If tension of the accumulator is present at contacts of the socket of the main relay, install the relay and check tension of the accumulator given to the relay of break of a chain.
3. If tension moves to contacts of the socket, check the relay.