Last Modified: 04-05-2023 |
6.11:8.1.0 |
Doc ID: RM1000000018UB8 |
Model Year Start: 2018 |
Model: Sienna |
Prod Date Range: [11/2017 -
] |
Title: NETWORKING: CAN COMMUNICATION SYSTEM: B1003; ECU Malfunction; 2018 - 2020 MY Sienna [11/2017 - ] |
DTC
|
B1003
|
ECU Malfunction
|
DESCRIPTION
DTC Code
|
DTC Detection Condition
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Trouble Area
|
B1003
|
A malfunction in the non-volatile storage of the central gateway ECU (network gateway ECU) is detected.
|
Central gateway ECU (network gateway ECU)
|
PROCEDURE
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Central Gateway / Trouble Codes.
Result
Result
|
Proceed to
|
DTC B1003 is not output from the central gateway ECU (network gateway ECU)
|
A
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DTC B1003 is output from the central gateway ECU (network gateway ECU)
|
B
|
|