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Home >> Lexus >> 2008 >> LS 600hL >> Repair and Diagnosis (Single Page) >> Suspension >> Suspension Control Systems >> Suspension Control >> Air Suspension System >> DTC U0100 Lost Communication with ECM / PCM "A"; DTC U0101 Lost Communication with ECM; DTC U0122 Lost Communication with Vehicle Dynamics Control Module; DTC U0124 Lost Communication with Lateral Acceleration Sensor Module; DTC U0126 Lost Communication with Steering Angle Sensor Module; DTC U0130 Lost Communication with Steering Effort Control Module; DTC U0132 Lost Communication with Suspension Control ECU; DTC U0293 Lost Communication with HV ECU >> Description
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DTC U0100 Lost Communication with ECM / PCM "A"; DTC U0101 Lost Communication with ECM; DTC U0122 Lost Communication with Vehicle Dynamics Control Module; DTC U0124 Lost Communication with Lateral Acceleration Sensor Module; DTC U0126 Lost Communication with Steering Angle Sensor Module; DTC U0130 Lost Communication with Steering Effort Control Module; DTC U0132 Lost Communication with Suspension Control ECU; DTC U0293 Lost Communication with HV ECU: Description

The suspension control ECU inputs signals from the skid control ECU, steering control ECU, steering angle sensor, yaw rate sensor, ECM and hybrid vehicle control ECU via CAN communication. When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system first

DTC DETECTION CONDITION CHART

DTC Code Detection Condition Trouble Area
U0100 While driving at 30 km/h (19 mph), CAN communication between suspension control ECU and ECM stops for 3 seconds or more
  • CAN communication line
  • ECM
  • Suspension control ECU
U0101 While driving at 30 km/h (19 mph), CAN communication between suspension control ECU and ECM stops for 3 seconds or more
  • CAN communication line
  • ECM
  • Suspension control ECU
U0122 CAN communication between suspension control ECU and Skid control ECU stops for 3 seconds or more
  • CAN communication line
  • Skid control ECU
  • Suspension control ECU
U0124 CAN communication between suspension control ECU and Yaw rate sensor stops for 3 seconds or more
  • CAN communication line
  • Yaw rate sensor
  • Suspension control ECU
U0126 CAN communication between suspension control ECU and Steering angle sensor stops for 3 seconds or more
  • CAN communication line
  • Steering angle sensor
  • Suspension control ECU
U0130 5 seconds after power switch is turned ON (IG), CAN communication between suspension control ECU and steering control ECU stops for 3 seconds or more
  • CAN communication line
  • Steering control ECU
  • Suspension control ECU
U0130 CAN bus turns OFF 10 times in a row Suspension control ECU
U0293 While driving at 30 km/h (19 mph), CAN communication between suspension control ECU and hybrid vehicle control ECU stops for 3 seconds or more
  • CAN communication line
  • Hybrid vehicle control ECU
  • Suspension control ECU