LEMON Manuals
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ES 350
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Repair and Diagnosis
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Engine Control (SFI) System (Diagnostic (Codes P0010-P043E))
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SFI System
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DTC P0101: Mass Air Flow Circuit Range / Performance Problem
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Typical Malfunction Thresholds
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Typical Malfunction Thresholds
Both of following conditions 1 and 2 met
-
1. Averaged engine load
Less than 0.85%, or more than 1.26% (varies with estimated engine load)
2. Averaged air fuel ratio
Less than -15% or more than 15%