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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 127 (Electronically Controlled Brake System (HV) - Diagnostic Codes (11 Of 11), Symptom Tests & Circuit Tests) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0110-87: Lost Communication with Drive Motor Control Module "A" Missing Message; DTC U0125-87: Lost Communication with Multi-axis Acceleration Sensor Module Missing Message; DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U025E-87: Lost Communication with Electronic Brake Booster Control Module "A" Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message; DTC U1107-87: Lost Communication with Power Management Module Missing Message; DTC U111A-87: Lost Communication with ECM/PCM "A" (ch2) Missing Message; DTC U1150-87: Lost Communication with Hybrid Powertrain Control Module (ch2) Missing Message; DTC U1159-87: Lost Communication with Electronic Brake Booster Control Module "A" (ch3) Missing Message [11/2023 - ] >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

WARNING: This page is about a different variant/trim than selected.
U0100

Communication status with ECM (C1-Bus) Invalid
U0110

Communication status with inverter with converter assembly (PL-Bus) Invalid
U111A

Communication status with ECM (PL-Bus) Invalid
U0125

Communication status with yaw rate and acceleration sensor (airbag sensor assembly) (C1-Bus) Invalid
U025E

Communication status with No. 1 skid control ECU (brake booster with master cylinder assembly) (C1-Bus) Invalid
U0293

Either of the following conditions is met A or B
A. Both of the following conditions are met a and b
a. Communication status with hybrid vehicle control ECU (C1-Bus) send at IGP power on Invalid
b. Following condition is met 3 seconds or more
IGP PT2 (CAN data) On
B. Communication status with hybrid vehicle control ECU (C1-Bus) send at IGR power on Invalid
U1107

Communication status with certification ECU (smart key ECU assembly) (C1-Bus) Invalid
U1150

Either of the following conditions is met A or B
A. Both of the following conditions are met a and b
a. Communication status with hybrid vehicle control ECU (PL-Bus) send at IGP power on Invalid
b. Following condition is met 3 seconds or more
IGP PT2 (CAN data) On
B. Communication status with hybrid vehicle control ECU (PL-Bus) send at IGR power on Invalid
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