OBD2 Error Codes

Learn all about the P2771 code, what causes issues with the Four Wheel Drive Low Switch Circuit, and how to diagnose and fix common issues to maintain optimal vehicle performance.

Learn all about the P2772 code, what causes four wheel drive low switch circuit range/performance issues, and how to diagnose and fix common problems to maintain optimal vehicle performance.

Learn all about the P2773 code, what causes four wheel drive low switch circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2774 code, what causes the Four Wheel Drive (4WD) Low Switch Circuit High, and how to diagnose and fix common issues to maintain optimal vehicle performance.

Learn all about the P2775 code, what causes upshift switch circuit range/performance issues, and how to diagnose and fix common problems.

Learn all about the P2776 code, what causes upshift switch circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2777 code, what causes upshift switch circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2778 code, what causes upshift switch circuit intermittent/erratic issues, and how to diagnose and fix common problems to maintain optimal vehicle performance.

Learn all about the P2779 code, what causes downshift switch circuit range/performance issues, and how to diagnose and fix common problems to maintain optimal vehicle performance.

Learn all about the P2780 code, what causes downshift switch circuit low, and how to diagnose and fix common issues to maintain optimal vehicle performance.