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Home >> Toyota >> 2022 >> RAV4 LE, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (Lighting System (W/ Headlight Ecu W/O AFS) - Diagnostic Codes & Circuit Tests) >> LIGHTING SYSTEM (w/ Headlight ECU without 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 [11/2018 - 08/2020] >> 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 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 [11/2018 - 08/2020]: Description

WARNING: This page is about a different car, the 2021 Toyota RAV4, 2020 Toyota RAV4, and 2019 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from Note
U0100-87 Lost Communication with ECM/PCM "A" Missing Message Communication stop occurs between the forward recognition camera and ECM continuously for 5 seconds or more.
  • CAN communication system
  • ECM
  • Forward recognition camera
 Front Recognition Camera (Front Lighting Control) for Gasoline Model
U0125-87 Lost Communication with Multi-axis Acceleration Sensor Module Missing Message Communication stop occurs between the forward recognition camera and airbag ECU assembly continuously for 5 seconds or more.
  • CAN communication system
  • Airbag ECU assembly
  • Forward recognition camera
 Front Recognition Camera (Front Lighting Control) -
U0129-87 Lost Communication with Brake System Control Module Missing Message for HV Model: 
  1. Communication stop occurs between the forward recognition camera and brake booster with master cylinder assembly (skid control ECU) continuously for 5 seconds or more.

for Gasoline Model: 
  1. Communication stop occurs between the forward recognition camera and brake actuator assembly (skid control ECU) continuously for 5 seconds or more.
 for HV Model: 
  • CAN communication system
  • Brake booster with master cylinder assembly (skid control ECU)
  • Forward recognition camera

for Gasoline Model: 
  • CAN communication system
  • Brake actuator assembly (skid control ECU)
  • Forward recognition camera
 Front Recognition Camera (Front Lighting Control) -
U0140-87 Lost Communication with Body Control Module Missing Message Communication stop occurs between the forward recognition camera and main body ECU (multiplex network body ECU) continuously for 5 seconds or more.
  • CAN communication system
  • Main body ECU (multiplex network body ECU) and
  • Forward recognition camera
 Front Recognition Camera (Front Lighting Control) -
U0293-87 Lost Communication With Hybrid Powertrain Control Module Missing Message Communication stop occurs between the forward recognition camera and hybrid vehicle control ECU assembly continuously for 5 seconds or more.
  • CAN communication system
  • Hybrid vehicle control ECU assembly
  • Forward recognition camera
 Front Recognition Camera (Front Lighting Control) for HV Model
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