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Home >> Lexus >> 2008 >> IS F >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - SFI System Diagnostics (4 Of 4) >> DTC U0101 Lost Communication with TCM >> Typical Enabling Conditions
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Typical Enabling Conditions

TYPICAL ENABLING CONDITIONS CHART

Monitor runs whenever following DTCs are not present None
Battery voltage 10 5 V or more (1 second or more)
Engine switch on (IG)
Starter OFF
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