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Home >> Toyota >> 2022 >> Prius LE >> Repair and Diagnosis >> External Pages >> Different car >> Section 181 (Meter / Gauge / Display - Diagnostic Codes & Symptom Tests (Hybrid)) >> METER / GAUGE SYSTEM (for HV Model) >> DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0131-87: Lost Communication with Power Steering Control Module Missing Message; DTC U0142-87: Lost Communication with Body Control Module "B" Missing Message; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U0163-87: Lost Communication with Navigation Control Module Missing Message; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U0182-87: Lost Communication with Lighting Control Module Front Missing Message; DTC U0233-87: Lost Communication with Side Obstacle Detection Control Module "B" Missing Message; DTC U023A-87: Lost Communication with Image Processing Module "A" Missing Message; DTC U0293-87: Lost Communication With Hybrid Powertrain Control Module Missing Message; DTC U0327-87: Software Incompatibility with Vehicle Security Control Module Missing Message; DTC U1106-87: Lost Communication with Electric Parking Brake Module Missing Message; DTC U1110-87: Lost Communication with Intuitive Parking Assist Module Missing Message; DTC U1112-87: Lost Communication with Combination Switch Module Missing Message; DTC U1117-87: Lost Communication with Accessory Gateway Missing Message; DTC U1133-87: Lost Communication with PMN Module Missing Message [08/2021 - ] >> Description

DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0131-87: Lost Communication with Power Steering Control Module Missing Message; DTC U0142-87: Lost Communication with Body Control Module "B" Missing Message; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U0163-87: Lost Communication with Navigation Control Module Missing Message; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U0182-87: Lost Communication with Lighting Control Module Front Missing Message; DTC U0233-87: Lost Communication with Side Obstacle Detection Control Module "B" Missing Message; DTC U023A-87: Lost Communication with Image Processing Module "A" Missing Message; DTC U0293-87: Lost Communication With Hybrid Powertrain Control Module Missing Message; DTC U0327-87: Software Incompatibility with Vehicle Security Control Module Missing Message; DTC U1106-87: Lost Communication with Electric Parking Brake Module Missing Message; DTC U1110-87: Lost Communication with Intuitive Parking Assist Module Missing Message; DTC U1112-87: Lost Communication with Combination Switch Module Missing Message; DTC U1117-87: Lost Communication with Accessory Gateway Missing Message; DTC U1133-87: Lost Communication with PMN Module Missing Message [08/2021 - ]: Description

WARNING: This page is about a different car, the 2022 Toyota Avalon, 2021 Toyota Avalon, 2020 Toyota Avalon, and 2019 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

The combination meter assembly communicates with each ECU via CAN communication.

DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note
U0100-87 Lost Communication With ECM/PCM "A" Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with ECM

Malfunction Time:
  1. 3.6 seconds or more
  • ECM
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U0129-87 Lost Communication with Brake System Control Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with skid control ECU (brake booster with master cylinder assembly)

Malfunction Time:
  1. 1.0 second or more
  • Skid control ECU (brake booster with master cylinder assembly)
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U0131-87 Lost Communication with Power Steering Control Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with power steering ECU (rack and pinion power steering gear assembly)

Malfunction Time:
  1. 3.6 seconds or more
  • Power steering ECU (Rack and pinion power steering gear assembly)
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U0142-87 Lost Communication with Body Control Module "B" Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with main body ECU (multiplex network body ECU)

Malfunction Time:
  1. 5.0 seconds or more
  • Main body ECU (Multiplex network body ECU)
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U0151-87 Lost Communication with Restraints Control Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with airbag ECU assembly

Malfunction Time:
  1. 5.0 seconds or more
  • Airbag ECU assembly
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U0163-87 Lost Communication with Navigation Control Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with radio and display receiver assembly

Malfunction Time:
  1. 5.0 seconds or more
  • Radio and display receiver assembly
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U0164-87 Lost Communication with HVAC Control Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with air conditioning amplifier assembly

Malfunction Time:
  1. 5.0 seconds or more
  • Air conditioning amplifier assembly
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U0182-87 Lost Communication with Lighting Control Module Front Missing Message Diagnosis Condition:
  • The power switch is ON
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with headlight ECU sub-assembly LH

Malfunction Time:
  1. 5.0 seconds or more
  • Headlight ECU sub-assembly LH
  • CAN communication system
  • Combination meter assembly
 DTC stored w/ Cornering Light
U0233-87 Lost Communication with Side Obstacle Detection Control Module "B" Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with blind spot monitor sensor RH (B)

Malfunction Time:
  1. 5.0 seconds or more
  • Blind spot monitor sensor RH (B)
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U023A-87 Lost Communication with Image Processing Module "A" Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with forward recognition camera

Malfunction Time:
  1. 5.0 seconds or more
  • Forward recognition camera
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U0293-87 Lost Communication With Hybrid Powertrain Control Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with hybrid vehicle control ECU

Malfunction Time:
  1. 3.6 seconds or more
  • Hybrid vehicle control ECU
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U0327-87 Software Incompatibility with Vehicle Security Control Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with certification ECU (smart key ECU assembly)

Malfunction Time:
  1. 5.0 seconds or more
  • Certification ECU (Smart key ECU assembly)
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U1106-87 Lost Communication with Electric Parking Brake Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with parking brake ECU (brake actuator assembly)

Malfunction Time:
  1. 3.6 seconds or more
  • Parking brake ECU (Brake actuator assembly)
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U1110-87 Lost Communication with Intuitive Parking Assist Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with clearance warning ECU assembly

Malfunction Time:
  1. 5.0 seconds or more
  • Clearance warning ECU assembly
  • CAN communication system
  • Combination meter assembly
 DTC stored w/ Intelligent Clearance Sonar System
U1112-87 Lost Communication with Combination Switch Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with steering sensor

Malfunction Time:
  1. 10.0 seconds or more
  • Steering sensor
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U1117-87 Lost Communication with Accessory Gateway Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with option connector (bus buffer ECU)

Malfunction Time:
  1. 5.0 seconds or more
  • Option connector (Bus buffer ECU)
  • CAN communication system
  • Combination meter assembly
 DTC stored -
U1133-87 Lost Communication with PMN Module Missing Message Diagnosis Condition:
  • The power switch is on (IG)
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with certification ECU (smart key ECU assembly)

Malfunction Time:
  1. 3.6 seconds or more
  • Certification ECU (Smart key ECU assembly)
  • CAN communication system
  • Combination meter assembly
 DTC stored -
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