Toyota CH-R Service Manual: Control Module Communication Bus OFF (U0073,U0100,U0129,U0142)
DESCRIPTION
These DTCs are stored when the CAN communication system is malfunctioning.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Note |
|---|---|---|---|---|
|
U0073 |
Control Module Communication Bus OFF |
Lost communication with CAN communication line |
CAN communication system |
- |
|
U0100 |
Lost Communication with ECM / PCM "A" |
Lost communication with ECM |
|
- |
|
U0129 |
Lost Communication with Brake System Control Module |
Lost communication with brake actuator assembly (skid control ECU) |
|
- |
|
U0142 |
Lost Communication with Body Control Module "B" |
Lost communication with main body ECU (multiplex network body ECU) |
|
- |
PROCEDURE
|
1. |
CLEAR DTC |
(a) Clear the DTCs.
Click here
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|
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|
2. |
CHECK FOR DTC |
(a) Turn the ignition switch to ON.
(b) Check for DTCs.
Click here
OK:
DTCs are not output.
| OK | .gif) |
USE SIMULATION METHOD TO CHECK
|
| NG | |
GO TO CAN COMMUNICATION SYSTEM
|
Left Headlight ECU Variation Error (B2456)
DESCRIPTION
This DTC is output when a headlight ECU sub-assembly LH that is incompatible
with the vehicle is installed.
The headlight ECU sub-assembly LH outputs DTC B2456.
DTC No.
...
Lost Communication With Headlamp Control Module "B" (U0242)
DESCRIPTION
The headlight ECU sub-assembly LH stores this DTC when the headlight ECU sub-assembly
RH detects an internal malfunction or if a communication malfunction occurs between
headlight ECU ...
Other materials:
Toyota CH-R Service Manual > Navigation System: Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
DESCRIPTION
This DTC is stored when items controlled by the main body ECU (multiplex network
body ECU) cannot be customized via the navigation system vehicle customization screen.
HINT:
The main body ECU (multiplex network body ECU) controls the items for the following
systems that are custom ...
Toyota CH-R Service Manual > Seat Position Sensor: Installation
INSTALLATION
PROCEDURE
1. INSTALL SEAT POSITION AIRBAG SENSOR
(a) Insert the pin into the installation hole and temporarily install
the seat position airbag sensor to the seat rail bracket with the bolt as
shown in the illustration.
...
Toyota CH-R Owners Manual
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Toyota CH-R Service Manual
- Introduction
- Maintenance
- Audio / Video
- Cellular Communication
- Navigation / Multi Info Display
- Park Assist / Monitoring
- Brake (front)
- Brake (rear)
- Brake Control / Dynamic Control Systems
- Brake System (other)
- Parking Brake
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- K114 Cvt
- 3zr-fae Battery / Charging
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- Front Suspension
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- Tire / Wheel
- Tire Pressure Monitoring
- Door / Hatch
- Exterior Panels / Trim
- Horn
- Lighting (ext)
- Mirror (ext)
- Window / Glass
- Wiper / Washer
- Door Lock
- Heating / Air Conditioning
- Interior Panels / Trim
- Lighting (int)
- Meter / Gauge / Display
- Mirror (int)
- Power Outlets (int)
- Pre-collision
- Seat
- Seat Belt
- Supplemental Restraint Systems
- Theft Deterrent / Keyless Entry
KIA Niro EV / Hybrid (SG2) - (2021-2023) - Owner's manual
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