Normal Operation and Fault Conditions
With the ignition ON, the RCM sends messages to the ABS module over the HS-CAN 2. If the ABS module does not receive these messages within a certain time frame, the ABS module sets a DTCs. For information on the messages sent to the ABS module by the RCM, refer to the Description and Operation in the Anti-Lock Brake System (ABS) and Stability Control article.
PPT BH ABS MODULE DTC FAULT TRIGGER CONDITIONS
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0151:00 | Lost Communication With Restraints Control Module: No Sub Type Information | This DTC when the ABS module does not receive any messages from the RCM. This can be due to a PCM failure, a circuit failure on the HS-CAN2 or an excessive load on the network. |
| U0452:86 | Invalid Data Received From Restraints Control Module: Signal Invalid | This DTC sets if the information in any of the stability sensors messages (yaw rate, roll rate, lateral acceleration or longitudinal acceleration) contains invalid or out of range data. |