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Alfa Romeo
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2019
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Giulia Base, AWD
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Repair and Diagnosis
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Engine Performance
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System
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2.0L - DTCS P2AE2-00 To U148C-00
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DTC Troubleshooting
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P2B81-00-WASTEGATE Position Sensor "A" Circuit Range/Performance
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Set Condition
Set Condition
The Powertrain Control Module (PCM) detects that the Wastegate Position Sensor gradient is more than a calibrated threshold.