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1997
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740iL
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Repair and Diagnosis
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Engine Mechanical
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Fuel System
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FUEL SUPPLY SYSTEM - REPAIR INSTRUCTIONS - 740i & 740iL
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Fuel Tank With Mounting
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16 11 130 Checking filler cap pressure relief valve
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Measurement evaluation:
Measurement evaluation:
MEASUREMENT EVALUATION
Pressure drop > 0.012 bar
Testing equipment leaking.
Check connection points for leaks.
MEASUREMENT EVALUATION
Pressure drop > 0.012 bar
Filler cap pressure relief valve faulty.
Replace filler cap.