Checking fuel pump capacity
Checking fuel pump capacity |
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1. |
Reduce fuel pressure by removing fuel pump fuse no. 19 while the engine is idling. Turn off the ignition once the engine has stopped and replace the fuse.
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2. |
Remove the engine cover.
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3. |
Detach the return line from the fuel rail.
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4. |
Connect the adapter and hose, tool 83 93 183, to the return of the fuel rail. Place the hose end into a collecting vessel.
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5. |
Run the fuel pump with the diagnostic tool for 30 seconds.
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During 30 seconds of operation the pump should deliver at least 700 ml of fuel to the receptacle.