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Home >> Lexus >> 2020 >> UX 250h Base >> Repair and Diagnosis (Single Page) >> Body & Frame >> Exterior Body Panels >> Power Back Door System (Diagnostic Codes & Symptom Tests) >> Power Back Door System >> DTC U0101-87: Lost Communication with TCM Missing Message; DTC U012987: Lost Communication with Brake System Control Module Missing Message; DTC U014087: Lost Communication with Body Control Module Missing Message; DTC U015587: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U016387: Lost Communication with Navigation Control Module Missing Message; DTC U016887: Lost Communication with Vehicle Security Control Module Missing Message; DTC U111787: Lost Communication with Accessory Gateway Missing Message; DTC U114F87: Lost Communication with Power Integration Module Missing Message [07/2022 - ] >> Description
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DTC U0101-87: Lost Communication with TCM Missing Message; DTC U012987: Lost Communication with Brake System Control Module Missing Message; DTC U014087: Lost Communication with Body Control Module Missing Message; DTC U015587: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U016387: Lost Communication with Navigation Control Module Missing Message; DTC U016887: Lost Communication with Vehicle Security Control Module Missing Message; DTC U111787: Lost Communication with Accessory Gateway Missing Message; DTC U114F87: Lost Communication with Power Integration Module Missing Message [07/2022 - ]: Description

These DTCs are stored when a malfunction occurs in the CAN communication circuit.

DTC No. Detection Item Trouble Area
U010187 Lost Communication with TCM Missing Message
  • CAN communication system
  • Hybrid vehicle control ECU
  • Multiplex network door ECU
U012987 Lost Communication with Brake System Control Module Missing Message
  • CAN communication system
  • Skid control ECU (Brake booster with master cylinder assembly)
  • Multiplex network door ECU
U014087 Lost Communication with Body Control Module Missing Message
  • CAN communication system
  • Main body ECU (multiplex network body ECU)
  • Multiplex network door ECU
U015587 Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message
  • CAN communication system
  • Combination meter assembly
  • Multiplex network door ECU
U016387 Lost Communication with Navigation Control Module Missing Message
  • CAN communication system
  • Radio receiver assembly
  • Multiplex network door ECU
U016887 Lost Communication with Vehicle Security Control Module Missing Message
  • CAN communication system
  • Certification ECU (smart key ECU assembly)
  • Multiplex network door ECU
U111787 Lost Communication with Accessory Gateway Missing Message
  • CAN communication system
  • Bus buffer ECU
  • Multiplex network door ECU
U114F87 Lost Communication with Power Integration Module Missing Message
  • CAN communication system
  • Main body ECU (multiplex network body ECU)
  • Multiplex network door ECU
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