Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Body Control Module (BCM)
2024 Dodge and Ram 1500 TRXSECTION Body Control Module (BCM)
WARNING: This page is about a different car, the 2023 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
BODY CONTROL MODULE (BCM)
| Refer to COMPONENT INDEX . |
The BCM is responsible for gating messages between the different bus networks. The messages and signals used by the BCM to assist the SVC system are listed below.
Inputs
- Acquisition on the Controller Area Network-Chassis (CAN-C) bus of the air suspension status signal
- Acquisition on the CAN-C bus of the rear left park assist alert signal
- Acquisition on the CAN-C bus of the rear right park assist alert signal
- Acquisition on the CAN-C bus of the rear center park assist alert signal
- Acquisition on the CAN-C bus of the front left park assist alert signal
- Acquisition on the CAN-C bus of the front right park assist alert signal
- Acquisition on the CAN-C bus of the suspension leveling state
Outputs
- Transmission on the CAN-Interior High Speed (CAN-IHS) bus of the Commanded Ignition Status signal to the Radio
- Transmission on the CAN-IHS bus of the Transmission Type signal to the Radio
- Transmission on the CAN-IHS bus of the Reverse Gear Status signal to the Radio
- Transmission on the CAN-IHS bus of the PRND Status signal to the Radio
- Transmission on the CAN-IHS bus of the Vehicle Speed signal to the Radio
- Transmission on the CAN-IHS bus of the front left park assist alert signal to the CVPM
- Transmission on the CAN-IHS bus of the front center park assist alert signal to the CVPM
- Transmission on the CAN-IHS bus of the front right park assist alert signal to the CVPM
- Transmission on the CAN-IHS bus of the rear left park assist alert signal to the CVPM
- Transmission on the CAN-IHS bus of the rear center park assist alert signal to the CVPM
- Transmission on the CAN-IHS bus of the rear right park assist alert signal to the CVPM
- Transmission on the CAN-IHS bus of the vehicle speed signal to the CVPM
- ? Transmission on the CAN-IHS bus of the transmission type signal to the CVPM
- ? Transmission on the CAN-IHS bus of the reverse gear status signal to the CVPM
- ? Transmission on the CAN-IHS bus of the PRND status signal to the CVPM
- ? Transmission on the CAN-IHS bus of the steering wheel angle signal to the CVPM
- ? Transmission on the CAN-IHS bus of the steering wheel angle sensor status signal to the CVPM
- ? Transmission on the CAN-IHS bus of the language preference signal to the CVPM
- ? Transmission on the CAN-IHS bus of the air suspension status signal to the CVPM
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.