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Home >> Lexus >> 2014 >> IS F >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P1603-U0101) & Circuit Tests) >> SFI System >> DTC P1607: Cruise Control Input Processor [09/2013 - ] >> Typical Enabling Conditions
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Typical Enabling Conditions

Monitor runs whenever following DTCs not present None
Both of the following conditions are met -
Cruise control Forbiddance
DMA communication error Not detected