Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM100000001GYX1 |
Model Year Start: 2020 |
Model: Corolla |
Prod Date Range: [01/2019 - 09/2022] |
Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM (for 2ZR-FAE): U010087,U012587,U012687,U012987,U015587,U110687; Lost Communication with ECM/PCM "A" Missing Message; 2020 - 2022 MY Corolla [01/2019 - 09/2022] |
DTC
|
U010087
|
Lost Communication with ECM/PCM "A" Missing Message
|
DTC
|
U012587
|
Lost Communication with Multi-axis Acceleration Sensor Module 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
|
U015587
|
Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message
|
DTC
|
U110687
|
Lost Communication with Electric Parking Brake Module Missing Message
|
DESCRIPTION
The forward recognition camera communicates with each sensor and ECU via CAN communication.
If any malfunction is detected in a CAN communication circuit, one or more CAN communication system DTCs are stored.
DTC No.
|
Detection Item
|
DTC Detection Condition
|
Trouble Area
|
DTC Output from
|
U010087
|
Lost Communication with ECM/PCM "A" Missing Message
|
When the dynamic radar cruise control system is operating, a communication malfunction between the ECM and forward recognition camera is detected for 5 seconds or more.
|
-
CAN communication system
-
ECM
-
Forward recognition camera
|
Radar Cruise2
|
U012587
|
Lost Communication with Multi-axis Acceleration Sensor Module Missing Message
|
When the vehicle speed is 1 km/h or more, a communication error between the forward recognition camera and yaw rate and acceleration sensor (airbag sensor assembly) continues for 5 seconds or more.
|
-
CAN communication system
-
Yaw rate and acceleration sensor (Airbag sensor assembly)
-
Forward recognition camera
|
Radar Cruise2
|
U012687
|
Lost Communication with Steering Angle Sensor Module Missing Message
|
When the ignition switch is ON for 2 seconds or more, a communication error between the forward recognition camera and steering sensor continues for 5 seconds or more.
|
-
CAN communication system
-
Steering sensor
-
Forward recognition camera
|
Radar Cruise2
|
U012987
|
Lost Communication with Brake System Control Module Missing Message
|
When the ignition switch is ON for 2 seconds or more, a communication error between the forward recognition camera and skid control ECU (brake actuator assembly) continues for 5 seconds or more.
|
-
CAN communication system
-
Skid control ECU (Brake actuator assembly)
-
Forward recognition camera
|
Radar Cruise2
|
U015587
|
Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message
|
When the ignition switch is ON for 2 seconds or more, a communication error between the forward recognition camera and combination meter assembly continues for 50 seconds or more.
|
-
CAN communication system
-
Combination meter assembly
-
Forward recognition camera
|
Radar Cruise2
|
U110687
|
Lost Communication with Electric Parking Brake Module Missing Message
|
When the ignition switch is ON for 2 seconds or more, a communication error between the forward recognition camera and skid control ECU (brake actuator assembly) continues for 5 seconds or more.
|
-
CAN communication system
-
Skid control ECU (Brake actuator assembly)
-
Forward recognition camera
|
Radar Cruise2
|
PROCEDURE
(a) Clear the DTCs.
Powertrain > Radar Cruise2 > Clear DTCs
(b) Make sure that the DTC detection conditions are met.
HINT:
If the detection conditions are not met, the system cannot detect the malfunction.
(c) Check for DTCs.
Powertrain > Radar Cruise2 > Trouble Codes
Result
|
Proceed to
|
DTC U010087, U012587, U012687, U012987, U015587 and U110687 are not output
|
A
|
DTC U010087, U012587, U012687, U012987, U015587 or U110687 is output
|
B
|
|