Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000001DJC6
Model Year Start: 2019 Model: Sienna Prod Date Range: [08/2018 -           ]
Title: NETWORKING: CAN COMMUNICATION SYSTEM: DIAGNOSTIC TROUBLE CODE CHART; 2019 - 2020 MY Sienna [08/2018 -        ]

DIAGNOSTIC TROUBLE CODE CHART

CAN Communication System

DTC No.

Detection Item

DTC Output from

See page

B1003

ECU Malfunction

Central gateway ECU (network gateway ECU)

2018 - 2020 MY Sienna [11/2017 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM: B1003; ECU Malfunction

U0199

Lost Communication with "Door Control Module A"

Main body ECU (multiplex network body ECU)

2019 - 2020 MY Sienna [08/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM: U0199; Lost Communication with "Door Control Module A"

U0200

Lost Communication with "Door Control Module B"

Main body ECU (multiplex network body ECU)

2019 - 2020 MY Sienna [08/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM: U0200; Lost Communication with "Door Control Module B"

U0201

Lost Communication with "Door Control Module C"

Main body ECU (multiplex network body ECU)

2019 - 2020 MY Sienna [08/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM: U0201; Lost Communication with "Door Control Module C"

U0202

Lost Communication with "Door Control Module D"

Main body ECU (multiplex network body ECU)

2019 - 2020 MY Sienna [08/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM: U0202; Lost Communication with "Door Control Module D"

U0208

Lost Communication with "Seat Control Module A"

Main body ECU (multiplex network body ECU)

2019 - 2020 MY Sienna [08/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM: U0208; Lost Communication with "Seat Control Module A"

U0230

Lost Communication with Rear Gate Module

Main body ECU (multiplex network body ECU)

2019 - 2020 MY Sienna [08/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM: U0230; Lost Communication with Rear Gate Module

U1002

Lost Communication with Gateway Module

Main body ECU (multiplex network body ECU)

2019 - 2020 MY Sienna [08/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM: U1002; Lost Communication with Gateway Module