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Home >> Alfa Romeo >> 2017 >> Giulia Base, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> 2.0L - DTCS P1128-00 To P1E39-00 >> DTC Troubleshooting >> P16A4-00-Motorized Throttle Self Learning (Test Spring Throttle Closed) - Commanded Position Not Reachable >> Possible Causes
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Possible Causes

Possible Causes
COKING OR BLOCKAGE OF THE THROTTLE PLATE
ETC MOTOR/THROTTLE BODY

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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