S6 Quattro Sedan V10-5.2L (BXA) (2007)
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Checking internal resistance
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Using a Multimeter , check the Fuel Metering Valve (N290) terminals 1 to 2 for resistance
Specified value: 450 to 1000 ohms.
If the specified value was not obtained:
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Replace the High Pressure Fuel Pump.
If the specified value was obtained:
Checking voltage
Crank the engine.
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Using a Multimeter, check the Fuel Metering Valve (N290) electrical harness connector terminal 1 to Ground (GND) for voltage.
