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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> 2.0L - DTCS P0480-00 To P0687-00 >> DTC Troubleshooting >> P050B-00-Cold Start Ignition Timing Performance >> Possible Causes

Possible Causes

Possible Causes
RESTRICTED INTAKE AIR SYSTEM
FUEL CONTAMINATION
IMPROPER ETHANOL LEVEL
THROTTLE BODY BINDING FROM DEBRIS OR EXCESSIVE CARBON BUILD UP
ANYTHING THAT CAN EFFECT ENGINE PERFORMANCE CAN CAUSE THIS DTC
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .