OBD2 Error Codes

Learn all about the P2503 code, what causes charging system voltage low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2504 code, what causes charging system voltage high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2505 code, what causes ECM/PCM power input signal issues, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2506 code, what causes ECM/PCM power input signal range/performance issues, and how to diagnose and fix common problems to maintain optimal engine performance.

Learn all about the P2507 code, what causes ECM/PCM power input signal low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2508 code, what causes ECM/PCM power input signal high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2509 code, what causes ECM/PCM power input signal intermittent, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P250A code, what causes engine oil level sensor circuit issues, and how to diagnose and fix common problems to maintain optimal engine performance.

Learn all about the P250B code, what causes engine oil level sensor circuit range/performance issues, and how to diagnose and fix common problems to maintain optimal engine performance.

Learn all about the P250C code, what causes engine oil level sensor circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.