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 |
| U1100 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1101 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1102 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1103 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1104 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Chassis Status Request |
| U1105 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Chassis Status Request |
| U1106 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Legislated Diagnostics |
| U1107 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Legislated Diagnostics |
| U1108 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Electric Traction Drive (Inverter) |
| U1109 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Electric Traction Drive (Inverter) |
| U1110 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1111 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1112 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1113 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1114 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Charging System |
| U1115 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Charging System |
| U1116 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Electrical Energy Management |
| U1117 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Electrical Energy Management |
| U1118 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |
| U1119 | U-Code | Network | Communication | Communication Module | SCP (J1850) Invalid or Missing Data for Primary Id |