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2008
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IS 250 RWD, Automatic
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Repair and Diagnosis
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Section 172 (Engine Control System - SFI System Diagnostics (1 Of 4))
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DTC P0102 Mass Air Flow Circuit Low; DTC P0103 Mass Air Flow Circuit High
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Typical Malfunction Thresholds
Typical Malfunction Thresholds
WARNING:
This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
P0102
TYPICAL MALFUNCTION THRESHOLDS CHART
Mass air flow meter voltage
Less than 0 2 V
P0103
TYPICAL MALFUNCTION THRESHOLDS CHART
Mass air flow meter voltage
More than 4 9 V