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2012 Ram 5500 ST 6.7L MIL Lamp on, can low
can bus hooked up on break out box, we get can low and can high, then we lose can low. voltage on both are 2.44 vdc. the terminating resister are at 61.4 ohms. driving when it gets hot it starts setting the above comm cods (abs, tcm ) for no communication....
FIX posted 8/13/2026
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Message Closed
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Related Documents & Media | VIN | 3C7WDNALXC |
| Engine | 6.7 L / 6 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Can Low |
| Occurs | Hot |
Trouble Codes
| U0001 | CAN 'C' Bus |
| U0101 | No Transmission Bus Message |
Message Closed
Vehicle Data
2012 Ram 5500 ST
| VIN | 3C7WDNALXC |
| Engine | 6.7 L / 6 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp on, Can Low |
| Occurs | Hot |
Trouble Codes
| U0001 | CAN 'C' Bus |
| U0101 | No Transmission Bus Message |
Video