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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B Codes |
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| Code | Type | System | System Name | Module | Message |
| B2503 | B-Code | Body | Lighting System | Body Control Module | RF Lamp Low Beam Circuit Failure |
| B2504 | B-Code | Body | Lighting System | Body Control Module | RF Lamp Low Beam Circuit Short to Battery |
| B2505 | B-Code | Body | Lighting System | Body Control Module | LF Lamp High Beam Circuit Failure |
| B2506 | B-Code | Body | Lighting System | Body Control Module | LF Lamp High Beam Circuit Short to Battery |
| B2507 | B-Code | Body | Lighting System | Body Control Module | RF Lamp High Beam Circuit Failure |
| B2508 | B-Code | Body | Lighting System | Body Control Module | RF Lamp High Beam Circuit Short to Battery |
| B2509 | B-Code | Body | Lighting System | Body Control Module | Rear Fog Lamp Switch Circuit Failure |
| B2510 | B-Code | Body | Climate Control | Body Control Module | Main Blower Motor Relay Circuit Short to Battery |
| B2511 | B-Code | Body | Horn System | Body Control Module | Horn Output Relay Circuit Short to Battery |
| B2512 | B-Code | Body | Lighting System | Body Control Module | Front Fog Lamp Relay Circuit Short to Battery |
| B2513 | B-Code | Body | Climate Control | Body Control Module | Blower (Fan) Circuit Failure |
| B2514 | B-Code | Body | Climate Control | Body Control Module | Blower (Fan) Circuit Short to Battery |
| B2515 | B-Code | Body | Climate Control | Body Control Module | Heater Blower Relay Circuit Failure |
| B2516 | B-Code | Body | Climate Control | Body Control Module | Blower Control Circuit Failure |
| B2517 | B-Code | Body | Power System | Body Control Module | Emergency Power Off System Faulted |
| B2518 | B-Code | Body | Climate Control | Body Control Module | Compressor Overtemp Fault |
| B2519 | B-Code | Body | Lighting System | Body Control Module | High Mount Stop Lamp Circuit Failure |
| B2520 | B-Code | Body | Lighting System | Body Control Module | High Mount Stop Lamp Circuit Short to Battery |
| B2523 | B-Code | Body | Lighting System | Body Control Module | License Lamp Circuit Failure |
| B2524 | B-Code | Body | Lighting System | Body Control Module | License Lamp Circuit Short to Battery |