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Home >> Toyota >> 2021 >> Venza LE >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Battery System - Diagnostic Codes (2 Of 2) & Symptom Tests >> Hybrid Battery System >> DTC P31B4-00: Extreme Hybrid/EV Battery Charging Current [07/2020 - ] >> Description

DTC P31B4-00: Extreme Hybrid/EV Battery Charging Current [07/2020 - ]: Description

The battery ECU assembly monitors its internal operation, it will set DTCs and perform fail-safe control when it detects the following malfunction.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P31B4-00 Extreme Hybrid/EV Battery Charging Current An abnormal signal is detected by the battery ECU assembly (excessive charging current).
(1 trip detection logic)
Hybrid vehicle control ECU Does not come on Master Warning:
Comes on
RELATED DATA LIST

DTC No. Data List
P31B4-00 Hybrid/EV Battery Current