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Home >> Lexus >> 2020 >> LS 500 Base, AWD >> Repair and Diagnosis (Single Page) >> Suspension >> Electronic Suspension >> Adaptive Variable Suspension System - Diagnostic Codes (2 Of 2) >> Adaptive Variable Suspension System >> DTC U0101-87: Lost Communication with TCM Missing Message; 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 U0134-87: Lost Communication with Power Steering Control Module Rear Missing Message; DTC U1103-87: Lost Communication with Stop and Start Control Module Missing Message; DTC U1171-87: Lost Communication with Brake System Control Module (ch3) Missing Message [10/2023 - ] >> Description
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DTC U0101-87: Lost Communication with TCM Missing Message; 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 U0134-87: Lost Communication with Power Steering Control Module Rear Missing Message; DTC U1103-87: Lost Communication with Stop and Start Control Module Missing Message; DTC U1171-87: Lost Communication with Brake System Control Module (ch3) Missing Message [10/2023 - ]: Description

DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from Priority Note
U0100-87 Lost Communication With ECM/PCM "A" Missing Message While the vehicle speed is 30 km/h (19 mph) or higher, CAN communication from the ECM stops for 6 seconds or more
  • CAN communication system
  • ECM
  • Absorber control ECU
Adaptive Variable Suspension System B -
U0101-87 Lost Communication with TCM Missing Message While the vehicle speed is 30 km/h (19 mph) or higher, CAN communication from the ECM stops for 6 seconds or more
  • CAN communication system
  • ECM
  • Absorber control ECU
Adaptive Variable Suspension System B -
U0125-87 Lost Communication With Multi-axis Acceleration Sensor Module Missing Message While the vehicle speed is 7 km/h (5 mph) or higher, CAN communication from the yaw rate and acceleration sensor (airbag ECU assembly) stops or 3 seconds or more
  • Yaw rate and acceleration sensor (airbag ECU assembly)
  • CAN communication system
  • Absorber control ECU
Adaptive Variable Suspension System B -
U0126-87 Lost Communication with Steering Angle Sensor Module Missing Message CAN communication from the steering sensor stops for 3 seconds or more
  • CAN communication line
  • Steering sensor
  • Absorber control ECU
Adaptive Variable Suspension System B -
U0129-87 Lost Communication With Brake System Control Module Missing Message CAN communication from the skid control ECU (brake actuator assembly) stops for 3 seconds or more
  • CAN communication line
  • Skid control ECU (brake actuator assembly)
  • Absorber control ECU
Adaptive Variable Suspension System B -
U0134-87 Lost Communication with Power Steering Control Module Rear Missing Message CAN communication from the rear steering link assembly stops for 3 seconds or more
  • CAN communication line
  • Rear steering link assembly
  • Absorber control ECU
Adaptive Variable Suspension System B -
U1103-87 Lost Communication with Stop and Start Control Module Missing Message CAN communication from the engine stop and start ECU stops for 3 seconds or more
  • CAN communication line
  • Engine stop and start ECU
  • Absorber control ECU
Adaptive Variable Suspension System B -
U1171-87 Lost Communication with Brake System Control Module (ch3) Missing Message CAN communication from the skid control ECU (brake actuator assembly) stops for 3 seconds or more
  • CAN communication line
  • Skid control ECU (brake actuator assembly)
  • Absorber control ECU
Adaptive Variable Suspension System B -