A8L Quattro Sedan V8-4.2L (BVJ) (2007)
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Check display for fuel pressure in fuel rail in display field - 3 -.
Example:
3
40.63 bar
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Disconnect electrical connector - arrow - at Fuel Metering Valve 2 (N402) on left high pressure pump.
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Disconnect electrical connector - arrow - at Fuel Metering Valve 2 (N290) on right high pressure pump.
Display on (VAS 5051B):
