Communication System DTCS (U Codes)
COMMUNICATION SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) CHART
| DTC | Description | Source | Action |
|---|---|---|---|
| U1058 | SCP (J1850) Invalid or Missing Data for Transmission Fluid Temp | Instrument Cluster | REFER to INSTRUMENT CLUSTER . |
| U1059 | SCP (J1850) Invalid or Missing Data for Transmission/Transaxle/PRNDL | Instrument Cluster | REFER to INSTRUMENT CLUSTER . |
| U1073 | SCP (J1850) Invalid or Missing Data for Engine Coolant | Instrument Cluster | REFER to INSTRUMENT CLUSTER . |
| U1262 | SCP (J1850) Communication Bus Fault | Instrument Cluster | REFER to MODULE COMMUNICATIONS NETWORK . |
| U1950 | UBP Communication Bus Fault | DSM | REFER to MODULE COMMUNICATIONS NETWORK . |
| U1950 | UBP Communication Bus Fault | Vehicle Security Module | REFER to MODULE COMMUNICATIONS NETWORK . |
| U1950 | UBP Communication Bus Fault | Instrument Cluster | REFER to MODULE COMMUNICATIONS NETWORK . |
| U2015 | Signal Link Fault (Non SCP) | Message Center | REFER to INFORMATION AND MESSAGE CENTER . |
| U2016 | Signal Link Short to Ground (Non SCP) | Message Center | REFER to INFORMATION AND MESSAGE CENTER . |
| U2226 | UBP Invalid Data from Node ID $10 (PCM) | Vehicle Security Module | REFER to MODULE COMMUNICATIONS NETWORK . |
| U2306 | UBP Invalid Data from Node ID $60 | DSM | REFER to MODULE COMMUNICATIONS NETWORK . |