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Evaluating measured block values, display groups 90...95 -Performance improvement-
Evaluating measured block values, display groups 90...95 -Performance improvement-
Camshaft adjustment
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Display group 90 -Performance increase- exhaust camshaft
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▪ Whilst driving
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Read measured value block 90
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⇒
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◂ Indicated on display
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xxxx rpm
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Text
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xx.x ° CA
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1
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2
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3
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4
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◂ Display zones
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Specification
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Evaluation
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Camshaft adjustment (actual)
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0...22 ° CA
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---
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Operating mode of camshaft adjustment
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on / off
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---
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Engine speed
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650...6500 rpm
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---
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Note on display zones 2 and 3:
Depending on engine speed or load, the operating mode and adjustment angle are displayed.
Checking camshaft adjustment:
=> Repair group 15; Servicing valve gear, checking camshaft adjustment
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Display group 91 -Performance increase- Continuous inlet camshaft adjustment
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▪ Whilst driving
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Read measured value block 91
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⇒
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◂ Indicated on display
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xxxx rpm
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xxx %
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xx.x ° CA
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xx.x ° CA
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1
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2
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3
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4
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◂ Display zones
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Specification
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Evaluation
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Actual angle of inlet camshaft adjustment
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0...52 ° CA
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---
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Specified angle of inlet camshaft adjustment
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0...52 ° CA
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---
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Duty cycle
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0...100%
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---
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Engine speed
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650...6500 rpm
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Notes on display zones 3 and 4:
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◆ Checking camshaft adjustment:
=> Repair group 15; Servicing valve gear, checking camshaft adjustment
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Display group 95 -Performance increase- Intake manifold change over
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▪ Whilst driving
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Read measured value block 95
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⇒
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◂ Indicated on display
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xxxx rpm
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xx.x %
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xx.x °CA
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xx.x °CA
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1
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2
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3
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4
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◂ Display zones
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Specification
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Evaluation
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Intake manifold switch-over status
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IMC-V ON
IMC-V OFF
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---
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Coolant temperature
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80...110 °C
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Engine load
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0...100 %
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---
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Engine speed
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650...6500 rpm
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Note:
The intake manifold change over can be activated with strong acceleration at about 4 500 rpm. If the final control on the intake manifold does not perform the change over, check intake manifold change over => Page 24-105.
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