DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> Parking Support Brake System - Diagnostic Codes >> Parking Support Brake System >> DTC U0100-87: Lost Communication With ECM/PCM "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 U0129-87: Lost Communication With Brake System Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message; DTC U1103-87: Lost Communication with Stop and Start Control Module Missing Message [12/2019 - 11/2023] >> Description

DTC U0100-87: Lost Communication With ECM/PCM "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 U0129-87: Lost Communication With Brake System Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message; DTC U1103-87: Lost Communication with Stop and Start Control Module Missing Message [12/2019 - 11/2023]: Description

These DTCs are stored if there is a malfunction in the CAN communication system connected to the clearance warning ECU assembly.

HINT: 

If CAN communication system DTCs are stored, they may also be stored in other systems.

DTC No. Detection Item DTC Detection Condition Trouble Area
U0100-87 Lost Communication With ECM/PCM "A" Missing Message Lost communication with ECM CAN communication system
U0125-87 Lost Communication With Multi-axis Acceleration Sensor Module Missing Message Lost communication with yaw rate sensor (airbag ECU assembly) and the forward recognition camera CAN communication system
U0126-87 Lost Communication with Steering Angle Sensor Module Missing Message Lost communication with steering sensor CAN communication system
U0129-87 Lost Communication With Brake System Control Module Missing Message Lost communication with No. 2 skid control ECU (brake actuator assembly)*1 or skid control ECU (brake actuator assembly)*2 CAN communication system
U0140-87 Lost Communication with Body Control Module Missing Message Lost communication with main body ECU (multiplex network body ECU) CAN communication system
U0155-87 Lost Communication with Instrument Panel Cluster (IPC) Control Module Lost communication with combination meter assembly CAN communication system
U0164-87 Lost Communication with HVAC Control Module Missing Message Lost communication with air conditioning amplifier assembly CAN communication system
U0293-87 Lost Communication with Hybrid/EV Powertrain Control Module Missing Message Lost communication with hybrid vehicle control ECU CAN communication system
U1103-87 Lost Communication with Stop and Start Control Module Missing Message Lost communication with the engine stop and start ECU CAN communication system
  1. *1: for HV Model
  2. *2: for Gasoline Model