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Home >> Lexus >> 2007 >> ES 350 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC P0171 - P0604 >> DTC P050A, P050B: Cold Start Idle Air Control System Performance; Cold Start Ignition Timing Performance >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

P050A: 

TYPICAL MALFUNCTION THRESHOLDS - P050A

Accumulated mass air flow Varies with ECT (Example: Less than 42.5 g)

P050B: 

TYPICAL MALFUNCTION THRESHOLDS - P050B

Accumulated time when ignition timing retard is cut off 5 seconds or more