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Home >> Toyota >> 2012 >> Highlander Limited, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 119 (Hybrid Battery System (Diagnostic Codes (P0A7F-123 - U029A-123)) (Hybrid)) >> Hybrid Battery System >> DTC P0A80-123: Replace Hybrid Battery Pack >> Monitor Description

Monitor Description

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The battery smart unit, which monitors the voltage of the battery blocks, determines that malfunction has occurred if a voltage difference between the battery blocks exceeds the standard. When the malfunction detection condition is satisfied, the hybrid vehicle control ECU will illuminates the MIL and set a DTC.

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