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Home >> Lexus >> 2018 >> LC 500 >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Sub Battery System - Diagnostic Codes & Circuit Tests (Coupe) >> Sub Battery System >> DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0131: Lost Communication with Power Steering Control Module; DTC U0140: Lost Communication with Body Control Module; DTC U0164: Lost Communication with HVAC Control Module; DTC U1107: Lost Communication with Power Management Module [03/2017 - 05/2023] >> Caution / Notice / Hint
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Caution / Notice / Hint

HINT: 

Read freeze frame data using the Techstream. Freeze frame data records the sub battery module condition when malfunctions are detected.

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