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Home >> Lexus >> 2006 >> LS 430 >> Repair and Diagnosis >> Engine Performance >> System >> SFI System - Diagnostics >> DTC P0101: Mass Or Volume Air Flow Circuit Range/Performance Problem >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

CASE1: Mass air flow meter raitonality (High voltage) 

TYPICAL MALFUNCTION THRESHOLDS TABLE - CASE 1

Mass air flow meter voltage More than 2.2 V (varies with throttle position)

CASE1: Mass air flow meter raitonality (High voltage) 

TYPICAL MALFUNCTION THRESHOLDS TABLE - CASE 2

Mass air flow meter voltage Less than 2 V (varies with throttle position)