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Home >> Lexus >> 2008 >> GX 470 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> SFI System >> DTC P0418 Secondary Air Injection System Control "A" Circuit >> Component Operating Range
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Component Operating Range

COMPONENT OPERATING RANGE

Diagnostic signal duty ratio from air injection control driver 70 to 90 % when secondary air injection system operating and 0 % when secondary air injection system not operating