Checking injector flow capacity
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Checking injector flow capacity
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Warning
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Work only in a well-ventilated area! If approved equipment for the extraction of fuel vapours is available, be sure to use it.
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Wear suitable gloves! Prolonged contact with fuel can cause skin irritation or dermatitis.
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Keep a class BE fire extinguisher close at hand! Beware of sparks caused by short circuits and when connecting and disconnecting leads in electrical circuits.
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Smoking prohibited!
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2.
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Start the fuel pump by attaching a jumper lead between fuses 4 and 32.
Check that there are no leaking injectors.
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3.
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Place each injector in turn over a measuring glass and connect the injector to be checked to battery voltage using cables 86 11 410 and 86 11 345.
Activate the valve for exactly 30s and then check that the amount of fuel in the measuring glass is 126 ±5 ml.
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4.
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Change any faulty injectors. Be sure that you connect injector connectors to the right injector.
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For checking of fuel pressure/fuel pressure regulator, see
Checking fuel pressure regulator
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