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Home >> Lexus >> 2019 >> UX 200 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> Dynamic Radar Cruise Control System (Diagnostic Codes & Circuit Tests) (Except Hybrid) >> DYNAMIC RADAR CRUISE CONTROL SYSTEM (for Gasoline Model) >> DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U012587: Lost Communication with Multi-axis Acceleration Sensor Module Missing Message; DTC U012687: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U012987: Lost Communication with Brake System Control Module Missing Message; DTC U015587: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U110687: Lost Communication with Electric Parking Brake Module Missing Message [10/2018 - 07/2022] >> Description

DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U012587: Lost Communication with Multi-axis Acceleration Sensor Module Missing Message; DTC U012687: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U012987: Lost Communication with Brake System Control Module Missing Message; DTC U015587: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U110687: Lost Communication with Electric Parking Brake Module Missing Message [10/2018 - 07/2022]: Description

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 MIL DTC Output from Note
U010087 Lost Communication with ECM/PCM "A" Missing Message When the dynamic radar cruise control system is operating, a communication malfunction between the ECM and forward recognition camera is detected for 5 seconds or more.
  • CAN communication system
  • ECM
  • Forward recognition camera
 Does not come on Radar Cruise2 -
U012587 Lost Communication with Multi-axis Acceleration Sensor Module Missing Message When the vehicle speed is 1 km/h or more, a communication error between the forward recognition camera and yaw rate and acceleration sensor (airbag ECU assembly) continues for 5 seconds or more.
  • CAN communication system
  • Yaw rate and acceleration sensor (Airbag ECU assembly)
  • Forward recognition camera
 Does not come on Radar Cruise2 -
U012687 Lost Communication with Steering Angle Sensor Module Missing Message When the engine switch is on (IG) 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
  • Steering sensor
  • Forward recognition camera
 Does not come on Radar Cruise2 -
U012987 Lost Communication with Brake System Control Module Missing Message When the engine switch is on (IG) for 2 seconds or more, a communication error between the forward recognition camera and skid control ECU (brake actuator assembly) continues for 5 seconds or more.
  • CAN communication system
  • Skid control ECU (Brake actuator assembly)
  • Forward recognition camera
 Does not come on Radar Cruise2 -
U015587 Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message When the engine switch is on (IG) for 2 seconds or more, a communication error between the forward recognition camera and combination meter assembly continues for 50 seconds or more.
  • CAN communication system
  • Combination meter assembly
  • Forward recognition camera
 Does not come on Radar Cruise2 -
U110687 Lost Communication with Electric Parking Brake Module Missing Message When the engine switch is on (IG) for 2 seconds or more, a communication error between the forward recognition camera and skid control ECU (brake actuator assembly) continues for 5 seconds or more.
  • CAN communication system
  • Skid control ECU (Brake actuator assembly)
  • Forward recognition camera
 Does not come on Radar Cruise2 -
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