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Home >> Lexus >> 2020 >> LS 500 Base, AWD >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Electronic A/T Shift Lever System (Aga0F) - Diagnostic Codes (5 Of 5), Circuit & Symptom Tests (1 Of 2) >> Electronic Shift Lever System >> DTC U0100-00: Lost Communication with ECM/PCM "A" Missing Message (Powertrain Bus); DTC U0140-00: Lost Communication with Body Control Module (Sub) Missing Message; DTC U1107-00: Lost Communication with Power Management Module (Gear Shift Control Module "A"); DTC U1170-00: Lost Communication with Brake System Control Module (Gear Shift Control Module "A") [12/2017 - ] >> Confirmation Driving Pattern
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Confirmation Driving Pattern

HINT: 

After repair has been completed, clear the DTC and then check that the vehicle has returned to normal by performing the All Readiness check procedure.

Refer to UTILITY [12/2017 - ]

  1. Turn the engine switch on (IG) and wait for 2 minutes or more.
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