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Home >> Lexus >> 2017 >> IS 300 F Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Engine Control System (8AR-FTS) - Diagnostic Codes (08 Of 14)) >> SFI System >> DTC P04DB-00: Crankcase Ventilation System Disconnected [09/2022 - ] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

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All of the following conditions are met A, B and C
A. Calculation Conditions at idle are met (Idle monitor) 10 seconds or more
B. Accumulated calculation condition at acceleration are met (Acceleration monitor) 10 seconds or more
C. Long term + short term fuel trim between idle and acceleration More than 20%
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