A6 Sedan V6-3.2L (BKH) (2007)
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Fuel Gauge Sender: Service Precautions
Before Opening High Pressure Fuel Injection System
Before Opening High Pressure Fuel Injection System
CAUTION!
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The fuel injection system is separated into a high-pressure section (max. approximately 120 bar) and a low-pressure section
(approximately 6 bar).
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Before opening high pressure area, fuel pressure must be reduced to a residual pressure of approximately 5 bar.
