Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VK1R
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 08/2016]
Title: HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: U0100,U0101,U0131,U0142,U0155; Lost Communication with ECM; 2016 MY Sienna [12/2015 - 08/2016]

DTC

U0100

Lost Communication with ECM

DTC

U0101

Lost Communication with TCM

DTC

U0131

Lost Communication with Electric Power Steering ECU

DTC

U0142

Lost Communication with Main Body ECU

DTC

U0155

Lost Communication with Combination Meter

DESCRIPTION

DTC No.

DTC Detecting Condition

Trouble Area

U0100

No communication with ECM
  • CAN communication system
  • ECM
  • Power management control ECU*1

U0101

No communication with TCM
  • CAN communication system
  • TCM
  • ECM

U0131

No communication with power steering ECU
  • CAN communication system
  • Steering column assembly (power steering ECU)

U0142

No communication with main body ECU
  • CAN communication system
  • Main body ECU

U0155

No communication with combination meter
  • CAN communication system
  • Combination meter
  • *1: w/ Smart Key System

PROCEDURE

1.

GO TO CAN COMMUNICATION SYSTEM

HINT:

Refer to CAN Communication System (See page 2016 MY Sienna [12/2015 - 08/2016]; NETWORKING: CAN COMMUNICATION SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING ).

NEXT

END