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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All DTC Codes |
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| Code | Type | System | System Name | Module | Message |
| B1801 | B-Code | Body | Lighting System | Body Control Module | Lamp Turn Signal Front Output Circuit Short To Ground |
| B1802 | B-Code | Body | Lighting System | Body Control Module | Lamp Turn Signal Rear Output Circuit Failure |
| B1803 | B-Code | Body | Lighting System | Body Control Module | Lamp Turn Signal Rear Output Circuit Open |
| B1804 | B-Code | Body | Lighting System | Body Control Module | Lamp Turn Signal Rear Output Circuit Short To Battery |
| B1805 | B-Code | Body | Lighting System | Body Control Module | Lamp Turn Signal Rear Output Circuit Short To Ground |
| B1806 | B-Code | Body | Lighting System | Body Control Module | Lamp Tail Output Circuit Failure |
| B1807 | B-Code | Body | Lighting System | Body Control Module | Lamp Tail Output Circuit Open |
| B1808 | B-Code | Body | Lighting System | Body Control Module | Lamp Tail Output Circuit Short To Battery |
| B1809 | B-Code | Body | Lighting System | Body Control Module | Lamp Tail Output Circuit Short To Ground |
| B1810 | B-Code | Body | Lighting System | Body Control Module | Lamp Backup Switch Input Circuit Failure |
| B1811 | B-Code | Body | Lighting System | Body Control Module | Lamp Backup Switch Input Circuit Open |
| B1812 | B-Code | Body | Lighting System | Body Control Module | Lamp Backup Switch Input Circuit Short To Battery |
| B1813 | B-Code | Body | Lighting System | Body Control Module | Lamp Backup Switch Input Circuit Short To Ground |
| B1814 | B-Code | Body | Wiper System | Body Control Module | Wiper Rear Motor Down Relay Coil Circuit Failure |
| B1815 | B-Code | Body | Wiper System | Body Control Module | Wiper Rear Motor Down Relay Coil Circuit Open |
| B1816 | B-Code | Body | Wiper System | Body Control Module | Wiper Rear Motor Down Relay Coil Circuit Short To Battery |
| B1817 | B-Code | Body | Wiper System | Body Control Module | Wiper Rear Motor Down Relay Coil Circuit Short To Ground |
| B1818 | B-Code | Body | Wiper System | Body Control Module | Wiper Rear Motor Up Relay Coil Circuit Failure |
| B1819 | B-Code | Body | Wiper System | Body Control Module | Wiper Rear Motor Up Relay Coil Circuit Open |
| B1820 | B-Code | Body | Wiper System | Body Control Module | Wiper Rear Motor Up Relay Coil Circuit Short To Battery |