P28xx codes: Transmission
247 powertrain trouble codes from P2800 to P28FA. They mostly involve the wiring harness, TCM, ion sense module and valve body.
All P28xx codes
241 of these codes usually turn on the check engine light; 52 can often be fixed at home.
| Code | Meaning | Difficulty |
|---|---|---|
| P2800 | Transmission Range Sensor B Circuit (PRNDL Input) | Medium |
| P2801 | Transmission Range Sensor B Circuit Range/Performance | Medium |
| P2802 | Transmission Range Sensor B Circuit Low | Medium |
| P2803 | Transmission Range Sensor B Circuit High | Medium |
| P2804 | Transmission Range Sensor B Circuit Intermittent | Medium |
| P2805 | Transmission Range Sensor A/B Correlation | Workshop only |
| P2806 | Transmission Range Sensor Alignment | Medium |
| P2807 | Pressure Control Solenoid G | Workshop only |
| P2808 | Pressure Control Solenoid G Performance/Stuck Off | Workshop only |
| P2809 | Pressure Control Solenoid G Stuck On | Workshop only |
| P280A | Transmission Range Sensor A Circuit Not Learned | Medium |
| P280B | Transmission Range Sensor B Circuit Not Learned | Medium |
| P2810 | Pressure Control Solenoid G Electrical | Workshop only |
| P2811 | Pressure Control Solenoid G Intermittent | Workshop only |
| P2812 | Pressure Control Solenoid G Control Circuit/Open | Workshop only |
| P2813 | Pressure Control Solenoid G Control Circuit Range/Performance | Workshop only |
| P2814 | Pressure Control Solenoid G Control Circuit Low | Hard |
| P2815 | Pressure Control Solenoid G Control Circuit High | Hard |
| P2816 | Pressure Control Solenoid H | Workshop only |
| P2817 | Pressure Control Solenoid H Performance/Stuck Off | Workshop only |
| P2818 | Pressure Control Solenoid H Stuck On | Workshop only |
| P2819 | Pressure Control Solenoid H Electrical | Workshop only |
| P281A | Pressure Control Solenoid H Intermittent | Hard |
| P281B | Pressure Control Solenoid H Control Circuit/Open | Hard |
| P281C | Pressure Control Solenoid H Control Circuit Range/Performance | Hard |
| P281D | Pressure Control Solenoid H Control Circuit Low | Hard |
| P281E | Pressure Control Solenoid H Control Circuit High | Hard |
| P281F | Pressure Control Solenoid J | Workshop only |
| P2820 | Pressure Control Solenoid J Performance/Stuck Off | Workshop only |
| P2821 | Pressure Control Solenoid J Stuck On | Workshop only |
| P2822 | Pressure Control Solenoid J Electrical | Workshop only |
| P2823 | Pressure Control Solenoid J Intermittent | Hard |
| P2824 | Pressure Control Solenoid J Control Circuit/Open | Hard |
| P2825 | Pressure Control Solenoid J Control Circuit Range/Performance | Hard |
| P2826 | Pressure Control Solenoid J Control Circuit Low | Hard |
| P2827 | Pressure Control Solenoid J Control Circuit High | Hard |
| P2828 | Pressure Control Solenoid K | Workshop only |
| P2829 | Pressure Control Solenoid K Performance/Stuck Off | Workshop only |
| P282A | Pressure Control Solenoid K Stuck On | Workshop only |
| P282B | Pressure Control Solenoid K Electrical | Workshop only |
| P282C | Pressure Control Solenoid K Intermittent | Hard |
| P282D | Pressure Control Solenoid K Control Circuit/Open | Hard |
| P282E | Pressure Control Solenoid K Control Circuit Range/Performance | Hard |
| P282F | Pressure Control Solenoid K Control Circuit Low | Hard |
| P2830 | Pressure Control Solenoid K Control Circuit High | Hard |
| P2831 | Shift Fork A Position Circuit | Workshop only |
| P2832 | Shift Fork A Position Circuit Range/Performance | Workshop only |
| P2833 | Shift Fork A Position Circuit Low | Workshop only |
| P2834 | Shift Fork A Position Circuit High | Workshop only |
| P2835 | Shift Fork A Position Circuit Intermittent | Workshop only |
| P2836 | Shift Fork B Position Circuit | Workshop only |
| P2837 | Shift Fork B Position Circuit Range/Performance | Workshop only |
| P2838 | Shift Fork B Position Circuit Low | Workshop only |
| P2839 | Shift Fork B Position Circuit High | Workshop only |
| P283A | Shift Fork B Position Circuit Intermittent | Workshop only |
| P283B | Shift Fork C Position Circuit | Workshop only |
| P283C | Shift Fork C Position Circuit Range/Performance | Workshop only |
| P283D | Shift Fork C Position Circuit Low | Workshop only |
| P283E | Shift Fork C Position Circuit High | Workshop only |
| P283F | Shift Fork C Position Circuit Intermittent | Workshop only |
| P2840 | Shift Fork D Position Circuit | Workshop only |
| P2841 | Shift Fork D Position Circuit Range/Performance | Workshop only |
| P2842 | Shift Fork D Position Circuit Low | Workshop only |
| P2843 | Shift Fork D Position Circuit High | Workshop only |
| P2844 | Shift Fork D Position Circuit Intermittent | Workshop only |
| P2845 | Shift Fork A Position Sensor Incorrect Neutral Position Indicated | Hard |
| P2846 | Shift Fork B Position Sensor Incorrect Neutral Position Indicated | Hard |
| P2847 | Shift Fork C Position Sensor Incorrect Neutral Position Indicated | Hard |
| P2848 | Shift Fork D Position Sensor Incorrect Neutral Position Indicated | Hard |
| P2849 | Shift Fork A Stuck | Workshop only |
| P284A | Shift Fork B Stuck | Workshop only |
| P284B | Shift Fork C Stuck | Workshop only |
| P284C | Shift Fork D Stuck | Workshop only |
| P284D | Shift Fork A Unrequested Movement | Hard |
| P284E | Shift Fork B Unrequested Movement | Hard |
| P284F | Shift Fork C Unrequested Movement | Hard |
| P2850 | Shift Fork D Unrequested Movement | Hard |
| P2851 | Shift Fork Position Sensor A/B Correlation | Hard |
| P2852 | Shift Fork Position Sensor C/D Correlation | Hard |
| P2853 | Clutch A Pressure Discharge Performance | Workshop only |
| P2854 | Clutch B Pressure Discharge Performance | Workshop only |
| P2855 | Clutch A Pressure Charge Performance | Workshop only |
| P2856 | Clutch B Pressure Charge Performance | Workshop only |
| P2857 | Clutch A Pressure Engagement Performance/Too Low | Workshop only |
| P2858 | Clutch B Pressure Engagement Performance/Too Low | Workshop only |
| P2859 | Clutch A Pressure Disengagement Performance/Too Low | Workshop only |
| P285A | Clutch B Pressure Disengagement Performance/Too Low | Workshop only |
| P285B | Shift Fork A Actuator Circuit/Open | Hard |
| P285C | Shift Fork A Actuator Performance | Hard |
| P285D | Shift Fork A Actuator Circuit Low | Hard |
| P285E | Shift Fork A Actuator Circuit High | Hard |
| P285F | Shift Fork B Actuator Circuit/Open | Hard |
| P2860 | Shift Fork B Actuator Performance | Hard |
| P2861 | Shift Fork B Actuator Circuit Low | Hard |
| P2862 | Shift Fork B Actuator Circuit High | Hard |
| P2863 | Shift Fork E Position Circuit | Hard |
| P2864 | Shift Fork E Position Circuit Range/Performance | Hard |
| P2865 | Shift Fork E Position Circuit Low | Hard |
| P2866 | Shift Fork E Position Circuit High | Hard |
| P2867 | Shift Fork E Position Circuit Intermittent | Hard |
| P2868 | Shift Fork E Position Sensor Incorrect Neutral Position Indicated | Hard |
| P2869 | Shift Fork E Stuck | Workshop only |
| P286A | Shift Fork E Unrequested Movement | Hard |
| P286B | Clutch A Pressure Engagement Too High | Workshop only |
| P286C | Clutch A Pressure Disengagement Too High | Workshop only |
| P286D | Clutch A Engagement Time Performance/Too Slow | Hard |
| P286E | Clutch A Engagement Time Too Fast | Hard |
| P286F | Clutch A Disengagement Time Performance/Too Slow | Hard |
| P2870 | Clutch A Disengagement Time Too Fast | Workshop only |
| P2871 | Clutch A Performance/Stuck Disengaged | Workshop only |
| P2872 | Clutch A Stuck Engaged | Workshop only |
| P2873 | Clutch B Pressure Engagement Too High | Workshop only |
| P2874 | Clutch B Pressure Disengagement Too High | Workshop only |
| P2875 | Clutch B Engagement Time Performance/Too Slow | Hard |
| P2876 | Clutch B Engagement Time Too Fast | Hard |
| P2877 | Clutch B Disengagement Time Performance/Too Slow | Hard |
| P2878 | Clutch B Disengagement Time Too Fast | Hard |
| P2879 | Clutch B Performance/Stuck Disengaged | Workshop only |
| P287A | Clutch B Stuck Engaged | Workshop only |
| P287B | Shift Fork A Calibration Not Learned | Medium |
| P287C | Transmission Adaptive Values Not Learned | Medium |
| P287D | Electric/Auxiliary Transmission Fluid Pump Motor Torque Out Of Range | Hard |
| P287E | Engine Disconnect Clutch Actuator Circuit/Open | Hard |
| P287F | Engine Disconnect Clutch Actuator Circuit Range/Performance | Hard |
| P2880 | Engine Disconnect Clutch Actuator Circuit Low | Hard |
| P2881 | Engine Disconnect Clutch Actuator Circuit High | Hard |
| P2882 | Engine Disconnect Clutch Excessive Slippage | Workshop only |
| P2883 | Engine Disconnect Clutch Temperature Too High | Medium |
| P2884 | Engine Disconnect Clutch Stuck Open | Workshop only |
| P2885 | Engine Disconnect Clutch Engagement Fault | Workshop only |
| P2886 | Engine Disconnect Clutch Stuck Closed | Workshop only |
| P2887 | Park Lock/Pawl Actuator Circuit | Workshop only |
| P2888 | Park Lock/Pawl Actuator Circuit/Open | Hard |
| P2889 | Park Lock/Pawl Actuator Circuit Low | Hard |
| P288A | Park Lock/Pawl Actuator Circuit High | Hard |
| P288B | Park Lock/Pawl Actuator Circuit Performance | Medium |
| P288C | Engine Disconnect Clutch Actuator Control Circuit Driver Current/Temperature Too High | Hard |
| P288D | Shift Fork B Calibration Not Learned | Medium |
| P288E | Shift Fork A Actuator Control Circuit Driver Current/Temperature Too High | Workshop only |
| P288F | Shift Fork B Actuator Control Circuit Driver Current/Temperature Too High | Workshop only |
| P2890 | Cylinder 1 Ion Current Sense Circuit | Medium |
| P2891 | Cylinder 1 Ion Current Sense Circuit Range/Performance | Easy |
| P2892 | Cylinder 1 Ion Current Sense Circuit Low | Medium |
| P2893 | Cylinder 1 Ion Current Sense Circuit High | Medium |
| P2894 | Cylinder 2 Ion Current Sense Circuit | Medium |
| P2895 | Cylinder 2 Ion Current Sense Circuit Range/Performance | Easy |
| P2896 | Cylinder 2 Ion Current Sense Circuit Low | Medium |
| P2897 | Cylinder 2 Ion Current Sense Circuit High | Medium |
| P2898 | Cylinder 3 Ion Current Sense Circuit | Medium |
| P2899 | Cylinder 3 Ion Current Sense Circuit Range/Performance | Easy |
| P289A | Cylinder 3 Ion Current Sense Circuit Low | Medium |
| P289B | Cylinder 3 Ion Current Sense Circuit High | Medium |
| P289C | Cylinder 4 Ion Current Sense Circuit | Medium |
| P289D | Cylinder 4 Ion Current Sense Circuit Range/Performance | Easy |
| P289E | Cylinder 4 Ion Current Sense Circuit Low | Medium |
| P289F | Cylinder 4 Ion Current Sense Circuit High | Medium |
| P28A0 | Cylinder 5 Ion Current Sense Circuit | Medium |
| P28A1 | Cylinder 5 Ion Current Sense Circuit Range/Performance | Easy |
| P28A2 | Cylinder 5 Ion Current Sense Circuit Low | Medium |
| P28A3 | Cylinder 5 Ion Current Sense Circuit High | Medium |
| P28A4 | Cylinder 6 Ion Current Sense Circuit | Medium |
| P28A5 | Cylinder 6 Ion Current Sense Circuit Range/Performance | Easy |
| P28A6 | Cylinder 6 Ion Current Sense Circuit Low | Medium |
| P28A7 | Cylinder 6 Ion Current Sense Circuit High | Medium |
| P28A8 | Cylinder 7 Ion Current Sense Circuit | Medium |
| P28A9 | Cylinder 7 Ion Current Sense Circuit Range/Performance | Easy |
| P28AA | Cylinder 7 Ion Current Sense Circuit Low | Medium |
| P28AB | Cylinder 7 Ion Current Sense Circuit High | Medium |
| P28AC | Cylinder 8 Ion Current Sense Circuit | Medium |
| P28AD | Cylinder 8 Ion Current Sense Circuit Range/Performance | Easy |
| P28AE | Cylinder 8 Ion Current Sense Circuit Low | Medium |
| P28AF | Cylinder 8 Ion Current Sense Circuit High | Medium |
| P28B0 | Cylinder 9 Ion Current Sense Circuit | Medium |
| P28B1 | Cylinder 9 Ion Current Sense Circuit Range/Performance | Easy |
| P28B2 | Cylinder 9 Ion Current Sense Circuit Low | Medium |
| P28B3 | Cylinder 9 Ion Current Sense Circuit High | Medium |
| P28B4 | Cylinder 10 Ion Current Sense Circuit | Medium |
| P28B5 | Cylinder 10 Ion Current Sense Circuit Range/Performance | Easy |
| P28B6 | Cylinder 10 Ion Current Sense Circuit Low | Medium |
| P28B7 | Cylinder 10 Ion Current Sense Circuit High | Medium |
| P28B8 | Cylinder 11 Ion Current Sense Circuit | Medium |
| P28B9 | Cylinder 11 Ion Current Sense Circuit Range/Performance | Easy |
| P28BA | Cylinder 11 Ion Current Sense Circuit Low | Medium |
| P28BB | Cylinder 11 Ion Current Sense Circuit High | Medium |
| P28BC | Cylinder 12 Ion Current Sense Circuit | Medium |
| P28BD | Cylinder 12 Ion Current Sense Circuit Range/Performance | Easy |
| P28BE | Cylinder 12 Ion Current Sense Circuit Low | Medium |
| P28BF | Cylinder 12 Ion Current Sense Circuit High | Medium |
| P28C0 | Ion Sense Module Supply Voltage Circuit | Medium |
| P28C1 | Ion Sense Module Supply Voltage Low | Easy |
| P28C2 | Ion Sense Module Supply Voltage High | Medium |
| P28C3 | EVAP System High Load Purge Line B Performance | Medium |
| P28C4 | Clutch A Motor Phase U-V-W Circuit Low | Hard |
| P28C5 | Clutch A Motor Phase U-V-W Circuit High | Hard |
| P28C6 | Clutch A Motor Phase U-V-W Circuit/Open | Hard |
| P28C7 | Clutch A Motor Phase U-V-W Performance | Hard |
| P28C8 | Clutch A Pump Motor Performance | Hard |
| P28C9 | Clutch A Motor Overspeed | Hard |
| P28CA | Clutch A Motor Underspeed | Hard |
| P28CB | Clutch A Motor Position Sensor Circuit/Open | Hard |
| P28CC | Clutch A Motor Position Sensor Circuit Range/Performance | Hard |
| P28CD | Clutch A Pressure Sensor Circuit/Open | Hard |
| P28CE | Clutch A Pressure Sensor Circuit Low | Hard |
| P28CF | Clutch A Pressure Sensor Circuit High | Hard |
| P28D0 | Clutch A Pressure Sensor Circuit Range/Performance | Hard |
| P28D1 | Clutch A Motor Driver Current/Temperature Too High | Hard |
| P28D2 | Clutch B Motor Phase U-V-W Circuit Low | Hard |
| P28D3 | Clutch B Motor Phase U-V-W Circuit High | Hard |
| P28D4 | Clutch B Motor Phase U-V-W Circuit/Open | Hard |
| P28D5 | Clutch B Motor Phase U-V-W Performance | Hard |
| P28D6 | Clutch B Motor Driver Current/Temperature Too High | Hard |
| P28D7 | Clutch B Pump Motor Performance | Hard |
| P28D8 | Clutch B Motor Overspeed | Hard |
| P28D9 | Clutch B Motor Underspeed | Hard |
| P28DA | Clutch B Motor Position Sensor Circuit/Open | Hard |
| P28DB | Clutch B Motor Position Sensor Circuit Range/Performance | Hard |
| P28DC | Clutch B Pressure Sensor Circuit/Open | Hard |
| P28DD | Clutch B Pressure Sensor Circuit Low | Hard |
| P28DE | Clutch B Pressure Sensor Circuit High | Hard |
| P28DF | Clutch B Pressure Sensor Circuit Range/Performance | Hard |
| P28E0 | Shift Motor Phase U-V-W Circuit Low | Hard |
| P28E1 | Shift Motor Phase U-V-W Circuit High | Hard |
| P28E2 | Shift Motor Phase U-V-W Circuit/Open | Medium |
| P28E3 | Shift Motor Phase U-V-W Performance | Hard |
| P28E4 | Shift Motor Driver Current/Temperature Too High | Hard |
| P28E5 | Shift Motor Performance | Hard |
| P28E6 | Shift Motor Overspeed | Hard |
| P28E7 | Shift Motor Position Sensor Circuit/Open | Medium |
| P28E8 | Shift Motor Position Sensor Circuit High | Medium |
| P28E9 | Shift Motor Position Sensor Circuit Low | Medium |
| P28EA | Shift Motor Position Sensor Circuit Range/Performance | Hard |
| P28EB | Shift Motor Position Not Learned | Medium |
| P28EC | Shift Motor Position Sensor Exceeded Learning Limit | Hard |
| P28ED | Electric/Auxiliary Transmission Fluid Pump B Overspeed | Medium |
| P28EE | Electric/Auxiliary Transmission Fluid Pump B Underspeed | Medium |
| P28EF | Engine Disconnect Clutch Actuator Performance/Stuck Off | Workshop only |
| P28F0 | Engine Disconnect Clutch Actuator Stuck On | Workshop only |
| P28F1 | Engine Disconnect Clutch Pressure Sensor Circuit | Hard |
| P28F2 | Engine Disconnect Clutch Pressure Sensor Circuit Range/Performance | Hard |
| P28F3 | Engine Disconnect Clutch Pressure Sensor Circuit Low | Hard |
| P28F4 | Engine Disconnect Clutch Pressure Sensor Circuit High | Hard |
| P28F5 | Engine Disconnect Clutch Pressure Sensor Circuit Intermittent/Erratic | Hard |
| P28F6 | Engine Disconnect Clutch Actuator Circuit Intermittent | Hard |
| P28F7 | Exhaust Pressure Too High Bank 1 | Medium |
| P28F8 | Exhaust Pressure Too High Bank 2 | Medium |
| P28F9 | Exhaust Pressure Too Low Bank 1 | Medium |
| P28FA | Exhaust Pressure Too Low Bank 2 | Medium |