Passat Sedan V6-3.6L (BLV) (2008)
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Empty measuring container.
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Operate remote control for 15 seconds.
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Compare quantity of fuel delivered with minimum delivery rate in diagram (cm3/15s).
‹› Voltage at fuel pump with engine stopped and pump running is approx. 2 volts less than battery voltage.
If minimum delivery rate is not attained:
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Check fuel lines for possible restrictions (kinks) or blockages.
If lines are OK:
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Replace fuel filter.
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Repeat test.
If specified value is again not obtained:
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Fuel Pump faulty, replace fuel delivery unit.
If delivery rate has been attained but you suspect a fuel supply system malfunction (e.g. intermittent failure of fuel supply system)
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Check Fuel Pump current draw.