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Home >> Lexus >> 2002 >> ES 300 >> Repair and Diagnosis >> External Pages >> Different car >> Section 136 (Hybrid Control System - Diagnosis) >> DTC P0A1F/123: Battery Energy Control Module >> Circuit Description
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Circuit Description

WARNING: This page is about a different car, the 2004 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.

Based on a malfunction signal received from the battery ECU, the HV control ECU alerts the driver and effects fail-safe control.

Fig 1: DTC P0A1F/123 Circuit Description
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