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Home >> Lexus >> 2019 >> LS 500 Base, AWD >> Repair and Diagnosis >> Electrical >> Charging Systems >> Sub Battery System - Diagnostic Codes & Circuit Tests >> Sub Battery System >> DTC B2302: Communication Error from Sub Battery Module to Backup Relay [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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