Passat Sedan V6-3.6L (BLV) (2008)
‹› When releasing control button of hand held remote starter (jumper), fuel pressure decreases to approx. 5.6 bar.
If pressure drops below 4.0 bar again:
(Leak on fuel tank side)
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Check connections to fuel tank for leaks.
If no malfunction can be found:
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Check fuel filter for leaks.
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Check fuel line to flange assembly for leaks.
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Check all additional fuel lines in fuel tank for leaks.
If no malfunctions are found on fuel line:
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Pressure relief valve in flange assembly faulty.
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Replace flange assembly which contains the pressure relief valve.