Diagnostic Trouble Code Search
Find detailed information about vehicle diagnostic trouble codes (DTCs). Enter a code or select a make to search our comprehensive database.
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U Codes |
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| Code | Type | System | System Name | Module | Message |
| U1000 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1001 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1002 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1003 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1004 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for EEC Programming |
| U1005 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for EEC Programming |
| U1006 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1007 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1008 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Engine Torque |
| U1009 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Engine Torque |
| U1010 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Engine Air Intake |
| U1011 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Engine Air Intake |
| U1012 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1013 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1014 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1015 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1016 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1017 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1018 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Throttle |
| U1019 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Throttle |