The skid control ECU (brake actuator assembly) communicates with the following ECUs and sensors via CAN communication.
ECM
TCM (ECM)
Yaw rate and acceleration sensor (airbag sensor assembly)
Steering angle sensor
Power steering ECU (rack and pinion power steering gear assembly)
Main body ECU (multiplex network body ECU)
Airbag sensor assembly
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from | Priority |
|---|---|---|---|---|---|
| U010087 | Lost Communication with ECM/PCM "A" Missing Message | The +BS terminal voltage is between 9.6 and 16.5 V, the vehicle speed is 6 km/h (4 mph) or more, and signals cannot be sent to the ECM for 2 seconds or more. | ·
CAN communication system ·
ECM ·
Skid control ECU (brake actuator assembly) |
Brake/EPB | B |
| U010187 | Lost Communication with TCM Missing Message | The +BS terminal voltage is between 9.6 and 16.5 V, the vehicle speed is 6 km/h (4 mph) or more, and signals cannot be sent to the TCM (ECM) for 2 seconds or more. | ·
CAN communication system ·
TCM (ECM) ·
Skid control ECU (brake actuator assembly) |
Brake/EPB | B |
| U012587 | Lost Communication With Multi-axis Acceleration Sensor Module Missing Message | The +BS terminal voltage is between 9.6 and 16.5 V, the vehicle speed is 6 km/h (4 mph) or more, and signals from the yaw rate and acceleration sensor (airbag sensor assembly) cannot be received for 1 second or more. | ·
CAN communication system ·
Yaw rate and acceleration sensor (airbag sensor assembly) ·
Skid control ECU (brake actuator assembly) |
Brake/EPB | B |
| U012687 | Lost Communication with Steering Angle Sensor Module Missing Message | The +BS terminal voltage is between 9.6 and 16.5 V, the vehicle speed is 6 km/h (4 mph) or more, and signals from the steering angle sensor cannot be received for 1 second or more. | ·
CAN communication system ·
Steering angle sensor ·
Skid control ECU (brake actuator assembly) |
Brake/EPB | B |
| U014087 | Lost Communication with Body Control Module Missing Message | The +BS terminal voltage is between 9.6 and 16.5 V, data cannot be received from main body ECU (multiplex network body ECU) continuously for 2 seconds or more. | ·
CAN communication system ·
Main body ECU (multiplex network body ECU) ·
Skid control ECU (brake actuator assembly) |
Brake/EPB | B |
| U015187 | Lost Communication with Restraints Control Module Missing Message | The +BS terminal voltage is between 9.6 and 16.5 V, the vehicle speed is 6 km/h (4 mph) or more, and signals from the airbag sensor assembly cannot be received for 5 seconds or more. | ·
CAN communication system ·
Airbag sensor assembly ·
Skid control ECU (brake actuator assembly) |
Brake/EPB | B |
Pre-procedure1
None
Procedure1
Clear the DTCs.
| Proceed to |
|---|
| NEXT |
Post-procedure1
Turn the ignition switch off.
NEXT
Perform the Health Check using the GTS.
| Result | Proceed to |
|---|---|
| DTCs for related systems are output together with DTC U007488, U010087, U010187, U012587, U012687, U013187, U014087 or U015187. | A |
| U007488, U010087, U010187, U012587, U012687, U013187, U014087 or U015187 is output. | B |
| DTCs are not output. | C |
A
B
C