Operation CHARM
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Porsche
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2006
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911 Carrera S Cabriolet (997) F6-3.8L
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Repair and Diagnosis
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Powertrain Management
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Tune-up and Engine Performance Checks
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Fuel Pressure
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Specifications
Fuel Pressure: Specifications
Fuel Pressure
The battery voltage must not fall below 12 volts during the
fuel pressure
check.
Engine not running
3.8 bar ±0.2 bar
Idle speed
3.8 bar ±0.2 bar