DTC U0073: Control Module Communication Bus OFF; DTC U0100: Lost Communication with ECM / PCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module [10/2015 - ]: Description
The yaw rate and acceleration sensor is built into the airbag ECU assembly.
The skid control ECU receives signals from the ECM, steering angle sensor and yaw rate sensor (airbag ECU assembly) via CAN communication.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| U0073 | The +BS terminal voltage is between 9.6 and 16.5 V and a bus OFF state occurs for 0.1 seconds or more. | CAN communication system |
| U0100 | 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 2.5 seconds or more. |
|
| U0123 | 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 sensor cannot be received for 1.1 seconds or more. |
|
| U0126 | 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 1.1 seconds or more. |
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