DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 41 (Dynamic Radar Cruise Control System (HV) - Diagnostic Codes & Circuit Tests) >> DYNAMIC RADAR CRUISE CONTROL SYSTEM (for HV Model) >> DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid Powertrain Control Module Missing Message; DTC U1106-87: Lost Communication with Electric Parking Brake Module Missing Message [11/2023 - ] >> Description

DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid Powertrain Control Module Missing Message; DTC U1106-87: Lost Communication with Electric Parking Brake Module Missing Message [11/2023 - ]: Description

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

The forward recognition camera communicates with each sensor and ECU via CAN communication.

If any malfunction is detected in a CAN communication circuit, one or more CAN communication system DTCs are stored.

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from
U0126-87 Lost Communication with Steering Angle Sensor Module Missing Message When the ignition switch is ON for 2 seconds or more, a communication error between the forward recognition camera and steering sensor continues for 5 seconds or more. CAN communication system Radar Cruise 2
U0129-87 Lost Communication with Brake System Control Module Missing Message When the ignition switch is ON for 2 seconds or more, a communication error between the forward recognition camera and No. 2 skid control ECU (brake actuator assembly) continues for 5 seconds or more. CAN communication system Radar Cruise 2
U0155-87 Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message When the ignition switch is ON for 2 seconds or more, a communication error between the forward recognition camera and combination meter assembly continues for 5 seconds or more. CAN communication system Radar Cruise 2
U0293-87 Lost Communication with Hybrid Powertrain Control Module Missing Message When the dynamic radar cruise control system is operating, a communication malfunction between the hybrid vehicle control ECU and forward recognition camera is detected for 5 seconds or more. CAN communication system Radar Cruise 2
U1106-87 Lost Communication with Electric Parking Brake Module Missing Message When the ignition switch is ON for 2 seconds or more, a communication error between the forward recognition camera and parking brake ECU assembly continues for 5 seconds or more. CAN communication system Radar Cruise 2