Trailer Module (TRM) Diagnostic Trouble Codes
- TRM-1A03: Control Module. Internal Fault
- TRM-1A04: Control Module. Internal Fault
- TRM-8D05: Stop Lamps. Faulty Signal
- TRM-E001: Control Module Communication. Faulty Communication
- TRM-E003: Configuration Fault. Faulty Configuration
- TRM-E010: Power Supply. Voltage Difference Too Great
- TRM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version