P Codes – OBD2 Powertrain Codes

Learn all about the P2781 code, what causes downshift switch circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2782 code, what causes downshift switch circuit intermittent/erratic, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2783 code, what causes torque converter temperature to be too high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2784 code, what causes Input/Turbine Speed Sensor "A"/"B" Correlation issues, and how to diagnose and fix common problems to maintain optimal transmission performance.

Learn all about the P2785 code, what causes clutch actuator temperature to be too high, and how to diagnose and fix common issues to maintain optimal transmission performance.

Learn all about the P2786 code, what causes gear shift actuator temperature too high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2787 code, what causes clutch temperature too high, and how to diagnose and fix common issues to maintain optimal transmission performance.

Learn all about the P2788 code, what causes auto shift manual adaptive learning at limit, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2789 code, what causes clutch "A" adaptive learning at limit, and how to diagnose and fix common issues to maintain optimal transmission performance.

Learn all about the P278A code, what causes kick down switch circuit issues, and how to diagnose and fix common problems to maintain optimal engine performance.