DTC U0129 (Pcm): Lost Communications With Brake System Control Module
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U0129 (PCM): LOST COMMUNICATIONS WITH BRAKE SYSTEM CONTROL MODULE
| Description: | The powertrain control module (PCM) continuously monitors the controller area network (CAN) for messages from the anti-lock brake system (ABS). This DTC sets when the PCM does not receive the ABS message within the defined amount of time. When this DTC is set the regenerative braking is disabled until the next driving cycle. | ||
| Possible Causes: |
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| Diagnostic Aids: | Network DTC concerns occur during module-to-module communication. Refer to MODULE COMMUNICATIONS NETWORK , Communication Network DTC Chart to continue diagnosis. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | Refer to the Description, Possible Causes and Diagnostic Aids for the DTC. | ||