Last Modified: 05-08-2025 6.11:8.1.0 Doc ID: RM10000000208ST
Model Year Start: 2022 Model: RAV4 Prod Date Range: [12/2021 - 10/2022]
Title: POWER ASSIST SYSTEMS: POWER STEERING SYSTEM (for Type A): U010087,U012987,U023A87,U029387,U110387; Lost Communication With ECM/PCM "A" Missing Message; 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]

DTC

U010087

Lost Communication With ECM/PCM "A" Missing Message

DTC

U012987

Lost Communication with Brake System Control Module Missing Message

DTC

U023A87

Lost Communication with Image Processing Module "A" Missing Message

DTC

U029387

Lost Communication with Hybrid/EV Powertrain Control Module Missing Message

DTC

U110387

Lost Communication with Stop and Start Control Module Missing Message

DESCRIPTION

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U010087

Lost Communication With ECM/PCM "A" Missing Message

Lost communication with ECM
  • CAN communication system
  • ECM
  • Rack and pinion power steering gear assembly

U012987

Lost Communication with Brake System Control Module Missing Message

for Gasoline Model:

  • Lost communication with skid control ECU (Brake actuator assembly)

for HV Model:

  • Lost communication with No. 2 skid control ECU (brake actuator assembly)

for Gasoline Model:

  • CAN communication system
  • Skid control ECU (Brake actuator assembly)
  • Rack and pinion power steering gear assembly

for HV Model:

  • CAN communication system
  • No. 2 skid control ECU (brake actuator assembly)
  • Rack and pinion power steering gear assembly

U023A87

Lost Communication with Image Processing Module "A" Missing Message

Lost communication with forward recognition camera
  • CAN communication system
  • Forward recognition camera
  • Rack and pinion power steering gear assembly

U029387

Lost Communication with Hybrid/EV Powertrain Control Module Missing Message

Lost communication with hybrid vehicle control ECU assembly
  • CAN communication system
  • Hybrid vehicle control ECU assembly

U110387

Lost Communication with Stop and Start Control Module Missing Message

Lost communication with engine stop and start ECU assembly
  • CAN communication system
  • Engine stop and start ECU assembly

PROCEDURE

1.

GO TO CAN COMMUNICATION SYSTEM

(a) Go to CAN communication system.

for Gasoline Model: Click here 2019 - 2025 MY RAV4 [11/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING

for HV Model: Click here 2019 - 2025 MY RAV4 HV [02/2019 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING

NEXT

END