Last Modified: 04-05-2023 |
6.11:8.1.0 |
Doc ID: RM1000000018K2Q |
Model Year Start: 2018 |
Model: Sienna |
Prod Date Range: [11/2017 -
] |
Title: CRUISE CONTROL: FORWARD RECOGNITION CAMERA SYSTEM: U0100,U0101,U0123,U0129,U0142; Lost Communication with ECM / PCM "A"; 2018 - 2020 MY Sienna [11/2017 - ] |
DTC
|
U0100
|
Lost Communication with ECM / PCM "A"
|
DTC
|
U0101
|
Lost Communication with TCM
|
DTC
|
U0123
|
Lost Communication with Yaw Rate Sensor Module
|
DTC
|
U0129
|
Lost Communication with Brake System Control Module
|
DTC
|
U0142
|
Lost Communication with Body Control Module "B"
|
DESCRIPTION
When a malfunction is detected between various ECUs and sensors, these DTCs are stored.
DTC No.
|
Detection Item
|
DTC Detection Condition
|
Trouble Area
|
U0100
|
Lost Communication with ECM / PCM "A"
|
While the vehicle is being driven at 1 km/h or 1 mph or more, a communication error between the ECM and the forward recognition camera is detected for approximately 5 seconds or more.
|
-
CAN communication system
-
ECM
-
Forward recognition camera
|
U0101
|
Lost Communication with TCM
|
While the vehicle is being driven at 1 km/h or 1 mph or more, a communication error between the TCM (ECM) and the forward recognition camera is detected for approximately 5 seconds or more.
|
-
CAN communication system
-
TCM (ECM)
-
Forward recognition camera
|
U0123
|
Lost Communication with Yaw Rate Sensor Module
|
While the vehicle is being driven at 1 km/h or 1 mph or more, a communication error between the yaw rate sensor (airbag sensor assembly) and the forward recognition camera is detected for approximately 5 seconds or more.
|
-
CAN communication system
-
Yaw rate sensor (Airbag sensor assembly)
-
Forward recognition camera
|
U0129
|
Lost Communication with Brake System Control Module
|
2 seconds after the ignition switch is turned to ON, a communication error between the skid control ECU (brake actuator assembly) and the forward recognition camera is detected for approximately 5 seconds or more.
|
-
CAN communication system
-
Skid control ECU (brake actuator assembly)
-
Forward recognition camera
|
U0142
|
Lost Communication with Body Control Module "B"
|
2 seconds after the ignition switch is turned to ON, a communication error between the main body ECU (multiplex network body ECU) and the forward recognition camera is detected for approximately 5 seconds or more.
|
-
CAN communication system
-
Main body ECU (Multiplex network body ECU)
-
Forward recognition camera
|
PROCEDURE
1.
|
CHECK FOR DTCs (FORWARD RECOGNITION CAMERA SYSTEM)
|
(a) Clear the DTCs.
Click here
(b) Perform the following procedure.
HINT:
If the following procedure is not performed, the previously output DTC cannot be detected.
-
Turn the ignition switch to ON and wait 2 seconds or more.
-
Drive the vehicle at a speed of 1 km/h or 1 mph or more for 5 seconds or more.
(c) Check for DTCs.
Click here
Result
|
Proceed to
|
DTC U0100, U0101, U0123, U0129 and U0142 are not output
|
A
|
DTC U0100, U0101, U0123, U0129 or U0142 is output
|
B
|
|