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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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P2B8D-00-Intake Air Ho2S Heater Control Circuit/Open Bank 1 Sensor 1
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Set Condition
Set Condition
The Powertrain Control Module (PCM) detects that the Intake O2 Heater Control circuit voltage is below a calibrated threshold.