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HOMESERVICE MANUALSTOYOTA2025HIGHLANDER HYBRID XLEREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTHEADLIGHTSLIGHTING SYSTEM (W/O AFS) - DIAGNOSTIC CODES, SYMPTOM TESTS & CIRCUIT TESTS (1 OF 2)LIGHTING SYSTEM (W/O AFS)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 U0129-87: LOST COMMUNICATION WITH BRAKE SYSTEM CONTROL MODULE MISSING MESSAGE; DTC U0140-87: LOST COMMUNICATION WITH BODY CONTROL MODULE MISSING MESSAGE; DTC U0293-87: LOST COMMUNICATION WITH HYBRID POWERTRAIN CONTROL MODULE MISSING MESSAGE [12/2019 - ]DESCRIPTION
2025 Toyota Highlander Hybrid XLE

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 U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0293-87: Lost Communication With Hybrid Powertrain Control Module Missing Message [12/2019 - ]: Description

2025 Toyota Highlander Hybrid XLESECTION Description

These DTCs are stored if a CAN communication malfunction occurs between the forward recognition camera and other ECUs.

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from
U0100-87 Lost Communication with ECM/PCM "A" Missing Message The forward recognition camera does not receive data from the ECM for approximately 5 seconds or more.
  • CAN communication system
  • ECM
 Front Recognition Camera
U0125-87 Lost Communication with Multi-axis Acceleration Sensor Module Missing Message The forward recognition camera does not receive data from the airbag sensor assembly for approximately 5 seconds or more.
  • CAN communication system
  • Airbag sensor assembly
 Front Recognition Camera
U0129-87 Lost Communication with Brake System Control Module Missing Message For HV Model: 
  1. The forward recognition camera does not receive data from the No. 2 skid control ECU (brake actuator assembly) for approximately 5 seconds or more.

For Gasoline Model: 

  1. The forward recognition camera does not receive data from the skid control ECU (brake actuator assembly) for approximately 5 seconds or more.
 For HV Model: 
  • CAN communication system
  • No. 2 skid control ECU (brake actuator assembly)

For Gasoline Model: 

  • CAN communication system
  • Skid control ECU (brake actuator assembly)
 Front Recognition Camera
U0140-87 Lost Communication with Body Control Module Missing Message The forward recognition camera does not receive data from the main body ECU (multiplex network body ECU) for approximately 5 seconds or more.
  • CAN communication system
  • Main body ECU (multiplex network body ECU)
 Front Recognition Camera
U0293-87 Lost Communication With Hybrid Powertrain Control Module Missing Message The forward recognition camera does not receive data from the hybrid vehicle control ECU for approximately 5 seconds or more.
  • CAN communication system
  • Hybrid vehicle control ECU
 Front Recognition Camera
RENDER: 1.0x

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