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Home >> Toyota >> 2021 >> RAV4 Adventure >> Repair and Diagnosis (Single Page) >> Electrical >> Gauges >> Meter / Gauge System - Diagnostic Codes (2 Of 2) & Symptom Tests (1 Of 2) >> Meter / Gauge System >> DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0127-87: Lost Communication with Tire Pressure Monitor Module 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 U0140-87: Lost Communication with Body Control Module 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 U0168-87: Lost Communication with Vehicle Security Control Module Missing Message; DTC U0182-87: Lost Communication with Lighting Control Module Front Missing Message; DTC U0230-87: Lost Communication with Rear Gate Module 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/EV Powertrain Control Module Missing Message; DTC U1103-87: Lost Communication with Stop and Start 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 [11/2018 - 08/2020] >> Description
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DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0127-87: Lost Communication with Tire Pressure Monitor Module 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 U0140-87: Lost Communication with Body Control Module 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 U0168-87: Lost Communication with Vehicle Security Control Module Missing Message; DTC U0182-87: Lost Communication with Lighting Control Module Front Missing Message; DTC U0230-87: Lost Communication with Rear Gate Module 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/EV Powertrain Control Module Missing Message; DTC U1103-87: Lost Communication with Stop and Start 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 [11/2018 - 08/2020]: Description

DTC No. Detection Item DTC Detection Condition Trouble Area
U0100-87 Lost Communication with ECM/PCM "A" Missing Message Communication stop occurs between the combination meter assembly and ECM continuously for approximately 4 seconds or more.
  • ECM
  • CAN communication system
  • Combination meter assembly
U0126-87 Lost Communication with Steering Angle Sensor Module Missing Message Communication stop occurs between the combination meter assembly and steering sensor continuously for approximately 4 seconds or more.
  • Steering sensor
  • CAN communication system
  • Combination meter assembly
U0127-87 Lost Communication with Tire Pressure Monitor Module Missing Message Communication stop occurs between the combination meter assembly and tire pressure warning ECU and receiver continuously for 5 seconds or more.
  • Tire pressure warning ECU and receiver
  • CAN communication system
  • Combination meter assembly
U0129-87 Lost Communication with Brake System Control Module Missing Message Either of the following conditions is met:
for HV Model: 
  • Communication stop occurs between the combination meter assembly and brake booster with master cylinder assembly (skid control ECU) continuously for 1 second or more.
  • Communication stop occurs between the combination meter assembly and brake booster with master cylinder assembly (skid control ECU) continuously for approximately 4 seconds or more.

for Gasoline Model: 
  • Communication stop occurs between the combination meter assembly and brake actuator assembly (skid control ECU) continuously for 1 second or more.
  • Communication stop occurs between the combination meter assembly and brake actuator assembly (skid control ECU) continuously for approximately 4 seconds or more.
 for HV Model: 
  • Bake booster with master cylinder assembly (skid control ECU)
  • CAN communication system
  • Combination meter assembly

for Gasoline Model: 
  • Brake actuator assembly (skid control ECU)
  • CAN communication system
  • Combination meter assembly
U0131-87 Lost Communication with Power Steering Control Module Missing Message Communication stop occurs between the combination meter assembly and rack and pinion power steering gear assembly (power steering ECU) continuously for approximately 4 seconds or more.
  • Rack and pinion power steering gear assembly (power steering ECU)
  • CAN communication system
  • Combination meter assembly
U0140-87 Lost Communication with Body Control Module Missing Message Communication stop occurs between the combination meter assembly and main body ECU (multiplex network body ECU) continuously for 5 seconds or more.
  • Main body ECU (multiplex network body ECU)
  • CAN communication system
  • Combination meter assembly
U0151-87 Lost Communication with Restraints Control Module Missing Message Communication stop occurs between the combination meter assembly and airbag ECU assembly continuously for 5 seconds or more.
  • Airbag ECU assembly
  • CAN communication system
  • Combination meter assembly
U0163-87 Lost Communication with Navigation Control Module Missing Message Communication stop occurs between the combination meter assembly and radio and display receiver assembly continuously for 5 seconds or more.
  • Radio and display receiver assembly
  • CAN communication system
  • Combination meter assembly
U0164-87 Lost Communication with HVAC Control Module Missing Message Communication stop occurs between the combination meter assembly and air conditioning amplifier assembly continuously for 5 seconds or more.
  • Air conditioning amplifier assembly
  • CAN communication system
  • Combination meter assembly
U0168-87 Lost Communication with Vehicle Security Control Module Missing Message Communication stop occurs between the combination meter assembly and certification ECU (smart key ECU assembly) continuously for 5 seconds or more.
  • Certification ECU (smart key ECU assembly)
  • CAN communication system
  • Combination meter assembly
U0182-87 Lost Communication with Lighting Control Module Front Missing Message Communication stop occurs between the combination meter assembly and headlight ECU sub-assembly LH continuously for 5 seconds or more.
  • Headlight ECU sub-assembly LH
  • CAN communication system
  • Combination meter assembly
U0230-87 Lost Communication with Rear Gate Module Missing Message Communication stop occurs between the combination meter assembly and multiplex network door ECU continuously for 5 seconds or more.
  • Multiplex network door ECU
  • CAN communication system
  • Combination meter assembly
U0233-87 Lost Communication with Side Obstacle Detection Control Module "B" Missing Message Communication stop occurs between the combination meter assembly and blind spot monitor sensor LH (B) continuously for 5 seconds or more.
  • Blind spot monitor sensor LH (B)
  • CAN communication system
  • Combination meter assembly
U023A-87 Lost Communication with Image Processing Module "A" Missing Message Communication stop occurs between the combination meter assembly and forward recognition camera continuously for 5 seconds or more.
  • Forward recognition camera
  • CAN communication system
  • Combination meter assembly
U0293-87 Lost Communication with Hybrid/EV Powertrain Control Module Missing Message Communication stop occurs between the combination meter assembly and hybrid vehicle control ECU continuously for approximately 4 seconds or more.
  • Hybrid vehicle control ECU
  • CAN communication system
  • Combination meter assembly
U1103-87 Lost Communication with Stop and Start Control Module Missing Message Communication stop occurs between the combination meter assembly and engine stop and start ECU continuously for 5 seconds or more.
  • Engine stop and start ECU
  • CAN communication system
  • Combination meter assembly
U1106-87 Lost Communication with Electric Parking Brake Module Missing Message Communication stop occurs between the combination meter assembly and parking brake ECU assembly continuously for approximately 4 seconds or more.
  • Parking brake ECU assembly
  • CAN communication system
  • Combination meter assembly
U1110-87 Lost Communication with Intuitive Parking Assist Module Missing Message Communication stop occurs between the combination meter assembly and clearance warning ECU assembly continuously for 5 seconds or more.
  • Clearance warning ECU assembly
  • CAN communication system
  • Combination meter assembly
U1112-87 Lost Communication with Combination Switch Module Missing Message Communication stop occurs between the combination meter assembly and steering sensor continuously for 10 seconds or more.
  • Steering sensor
  • CAN communication system
  • Combination meter assembly
U1117-87 Lost Communication with Accessory Gateway Missing Message Communication stop occurs between the combination meter assembly and bus buffer ECU continuously for 5 seconds or more.
  • Bus buffer ECU
  • CAN communication system
  • Combination meter assembly
U1133-87 Lost Communication with PMN Module Missing Message Communication stop occurs between the combination meter assembly and certification ECU (smart key ECU assembly) continuously for approximately 4 seconds or more.
  • Certification ECU (smart key ECU assembly)
  • CAN communication system
  • Combination meter assembly
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