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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 18 (2.9L Pcm 2 - DTCS P068A-00 To P2235-00) >> DTC Troubleshooting >> P1674-00-Cold Start Ignition Timing Performance Off Idle-Bank 2 >> Theory Of Operation

Theory Of Operation

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Spark adjustment during a cold start is intended to provide quick response to idle speed variations. The spark adjust diagnostics monitors spark advance on a cold start over a period of time, then compares the average spark advance to a threshold.

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