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Reading measured value block (data block)
Readout specifications for charge pressure control - vehicles with 74 kW engine
Display Group 011 at full throttle (road test, coolant temperature not below 75°C)
Important: Always observe safety precautions => Page 01-1.
Important: Observe rules for road test at full throttle => Page 01-89.
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Display group 11
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◂ Indicated on display
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XXXX rpm
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XXXX mbar
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XXXX mbar
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XX %
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◂ Display zones 1 ... 4
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Duty cycle (activation) of charge pressure control solenoid valve -N75: 45 ... 80% okay
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Current charge pressure 1850 ... 2250 mbar: okay
▪ < 1850 mbar or > 2250 mbar:
▪ Charge pressure control defective, turbocharger defective => test6)
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Charge pressure specified by control unit: 1900 ... 2100 mbar okay
▪ > 2100 mbar: charge pressure increased as a result of tuning
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Engine speed: 2800 ...3200 rpm
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6) Testing charge pressure control:
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