| Last Modified: 05-13-2024 | 6.11:8.1.0 | Doc ID: RM100000001I4S9 |
| Model Year Start: 2020 | Model: GR Corolla | Prod Date Range: [03/2019 - 09/2019] |
| Title: POWER ASSIST SYSTEMS: POWER STEERING SYSTEM (for Gasoline Model (for Sedan)): U010087,U012687,U012987,U023A87; Lost Communication with ECM/PCM "A" Missing Message; 2020 MY Corolla Corolla Hatchback GR Corolla [03/2019 - 09/2019] | ||
|
DTC |
U010087 |
Lost Communication with ECM/PCM "A" Missing Message |
|
DTC |
U012687 |
Lost Communication with Steering Angle Sensor Module Missing Message |
|
DTC |
U012987 |
Lost Communication with Brake System Control Module Missing Message |
|
DTC |
U023A87 |
Lost Communication with Image Processing Module "A" Missing Message |
DESCRIPTION
The power steering ECU with motor assembly receives signals from the ECM, steering sensor, skid control ECU (brake actuator assembly) and forward recognition camera (w/ Forward Recognition Camera) via CAN communication.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
Warning Indicate |
Return-to-normal Condition |
Note |
|---|---|---|---|---|---|---|
|
U010087 |
Lost Communication with ECM/PCM "A" Missing Message |
Lost communication with ECM |
|
EPS warning light: Does not come on |
After normal confirmation |
- |
|
U012687 |
Lost Communication with Steering Angle Sensor Module Missing Message |
Lost communication with steering sensor |
|
EPS warning light: Does not come on |
After normal confirmation |
- |
|
U012987 |
Lost Communication with Brake System Control Module Missing Message |
Lost communication with skid control ECU (Brake actuator assembly) |
|
EPS warning light: Does not come on |
After normal confirmation |
- |
|
U023A87 |
Lost Communication with Image Processing Module "A" Missing Message |
Lost communication with forward recognition camera |
|
EPS warning light: Does not come on |
After normal confirmation |
w/ Forward Recognition Camera |
PROCEDURE
|
1. |
GO TO CAN COMMUNICATION SYSTEM |
(a) Go to CAN communication system.
Click here
![2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING](/t3Portal/stylegraphics/info.gif)
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