A3 Quattro V6-3.2L (BUB) (2008)
Fuel Pressure Regulator: Testing and Inspection
System Pressure, Fuel Pressure Regulator And Residual Pressure, Checking
NOTE: Fuel pressure regulator is integrated in fuel filter and cannot be replaced individually.
Special tools, testers and auxiliary items required
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Hose clamps up to 25 mm dia. 3094
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Fuel Inj. Pressure Gauge-CIS K-Jetronic V.A.G 1318 with adapters V.A.G 1318/11, V.A.G 1318/17 and V.A.G 1318/23
Test Conditions
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Fuel Pump (FP) Relay OK.
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Fuel Pump (FP) OK, checking.
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Fuel filter OK.
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Battery voltage at least 12.5 V.
Test Sequence
Measuring fuel pressure:
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Pull off cover over fuse holder in left instrument panel and pull out Fuse 27 (on fuse panel C) SC27.
CAUTION: Fuel system is under pressure! Before opening system, place clean rags around the connection. Then release pressure by
carefully loosening the connection.
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Disconnect fuel supply line - 2 - at right rear in engine compartment, to do so pull up release button.
NOTE: Ignore - 1 -.