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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 36 (Electronically Controlled Brake System (HV) - Diagnostic Codes (06 Of 11)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC C123D-00: IG2 Malfunction [12/2019 - 11/2023] >> Typical Enabling Conditions

Typical Enabling Conditions

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Monitor runs whenever the following DTCs are not stored C1241: Brake system voltage input out of range low
Both of the following conditions are met A and B
A. IG1 voltage Higher than 10.2 V
B. Either of the following condition is met -
The second highest speed sensor output value Higher than 10 km/h (6.21 mph)
Communication status with hybrid control system Valid
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