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Home >> Lexus >> 2020 >> LS 500 Base, AWD >> Repair and Diagnosis (Single Page) >> Electrical >> Charging Systems >> Sub Battery System - Diagnostic Codes & Circuit Tests >> Sub Battery System >> DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; 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; DTC U1108: Lost Communication with Front Stabilizer Module [12/2017 - 10/2023] >> 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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