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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 107 (Hybrid Control System (2WD) - Diagnostic Codes (4 Of 7)) >> HYBRID CONTROL SYSTEM (for 2WD) >> DTC P0AFC-49: Hybrid/EV Battery Sensor Module Internal Electronic Failure [12/2019 - 11/2023] >> Monitor Description

Monitor Description

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When the hybrid vehicle control ECU detects a low power supply voltage for the battery voltage sensor while pre-charge is occurring, it determines that there is a malfunction in the battery voltage sensor circuit. If the hybrid vehicle control ECU detects a malfunction, it will illuminate the MIL and store a DTC.

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