P09xx codes: Transmission
147 powertrain trouble codes from P0900 to P09A9. They mostly involve the TCM, wiring harness, auto shift manual switch and gear shift position sensor a.
All P09xx codes
128 of these codes usually turn on the check engine light; 20 can often be fixed at home.
| Code | Meaning | Difficulty |
|---|---|---|
| P0900 | Clutch A Actuator Control Circuit/Open | Medium |
| P0901 | Clutch A Actuator Control Circuit Range/Performance | Medium |
| P0902 | Clutch A Actuator Control Circuit Low | Medium |
| P0903 | Clutch A Actuator Control Circuit High | Medium |
| P0904 | Gate Select Position Circuit A | Hard |
| P0905 | Gate Select Position Circuit A Range/Performance | Hard |
| P0906 | Gate Select Position Circuit A Low | Hard |
| P0907 | Gate Select Position Circuit A High | Hard |
| P0908 | Gate Select Position Circuit A Intermittent | Medium |
| P0909 | Gate Select Control Error | Hard |
| P090A | Clutch B Actuator Control Circuit/Open | Medium |
| P090B | Clutch B Actuator Control Circuit Performance | Medium |
| P090C | Clutch B Actuator Control Circuit Low | Medium |
| P090D | Clutch B Actuator Control Circuit High | Medium |
| P0910 | Gate Select Actuator Circuit/Open | Hard |
| P0911 | Gate Select Actuator Circuit Range/Performance | Hard |
| P0912 | Gate Select Actuator Circuit Low | Hard |
| P0913 | Gate Select Actuator Circuit High | Hard |
| P0914 | Gear Shift Position Circuit A | Hard |
| P0915 | Gear Shift Position Circuit A Range/Performance | Hard |
| P0916 | Gear Shift Position Circuit A Low | Hard |
| P0917 | Gear Shift Position Circuit A High | Hard |
| P0918 | Gear Shift Position Circuit A Intermittent | Medium |
| P0919 | Gear Shift Position Control Error | Hard |
| P091A | Gear Shift Position Circuit B | Hard |
| P091B | Gear Shift Position Circuit B Range/Performance | Hard |
| P091C | Gear Shift Position Circuit B Low | Hard |
| P091D | Gear Shift Position Circuit B High | Hard |
| P0920 | Gear Shift Forward Actuator Circuit/Open | Hard |
| P0921 | Gear Shift Forward Actuator Circuit Range/Performance | Hard |
| P0922 | Gear Shift Forward Actuator Circuit Low | Hard |
| P0923 | Gear Shift Forward Actuator Circuit High | Hard |
| P0924 | Gear Shift Reverse Actuator Circuit/Open | Hard |
| P0925 | Gear Shift Reverse Actuator Circuit Range/Performance | Hard |
| P0926 | Gear Shift Reverse Actuator Circuit Low | Hard |
| P0927 | Gear Shift Reverse Actuator Circuit High | Hard |
| P0928 | Gear Shift Lock Solenoid/Actuator Control Circuit A/Open | Medium |
| P0929 | Gear Shift Lock Solenoid/Actuator Control Circuit A Range/Performance | Medium |
| P092A | Gear Shift Lock Solenoid/Actuator Control Circuit B/Open | Medium |
| P092B | Gear Shift Lock Solenoid/Actuator Control Circuit B Range/Performance | Medium |
| P092C | Gear Shift Lock Solenoid/Actuator Control Circuit B Low | Medium |
| P092D | Gear Shift Lock Solenoid/Actuator Control Circuit B High | Medium |
| P0930 | Gear Shift Lock Solenoid/Actuator Control Circuit A Low | Medium |
| P0931 | Gear Shift Lock Solenoid/Actuator Control Circuit A High | Medium |
| P0932 | Hydraulic Pressure Sensor Circuit | Medium |
| P0933 | Hydraulic Pressure Sensor Range/Performance | Hard |
| P0934 | Hydraulic Pressure Sensor Circuit Low | Medium |
| P0935 | Hydraulic Pressure Sensor Circuit High | Medium |
| P0936 | Hydraulic Pressure Sensor Circuit Intermittent | Medium |
| P0937 | Hydraulic Oil Temperature Sensor Circuit | Medium |
| P0938 | Hydraulic Oil Temperature Sensor Range/Performance | Medium |
| P0939 | Hydraulic Oil Temperature Sensor Circuit Low | Medium |
| P093A | Hydraulic Accumulator Solenoid Circuit/Open | Hard |
| P093B | Hydraulic Accumulator Solenoid Circuit Low | Hard |
| P093C | Hydraulic Accumulator Solenoid Circuit High | Hard |
| P093D | Hydraulic Accumulator Solenoid Performance | Workshop only |
| P0940 | Hydraulic Oil Temperature Sensor Circuit High | Medium |
| P0941 | Hydraulic Oil Temperature Sensor Circuit Intermittent | Medium |
| P0942 | Hydraulic Pressure Unit | Hard |
| P0943 | Hydraulic Pressure Unit Cycling Period Too Short | Hard |
| P0944 | Hydraulic Pressure Unit Loss of Pressure | Workshop only |
| P0945 | Hydraulic Pump Relay/Control Circuit/Open | Medium |
| P0946 | Hydraulic Pump Relay/Control Circuit Range/Performance | Medium |
| P0947 | Hydraulic Pump Relay/Control Circuit Low | Medium |
| P0948 | Hydraulic Pump Relay/Control Circuit High | Medium |
| P0949 | Auto Shift Manual Adaptive Learning Not Complete | Medium |
| P094A | Hydraulic Pump Driver Performance | Hard |
| P094B | Hydraulic Pump Stuck On | Medium |
| P094C | Hydraulic Pump Performance/Stuck Off | Hard |
| P094D | Hydraulic Pump Over Temperature | Hard |
| P094E | Hydraulic Pump Supply Voltage Circuit/Open | Medium |
| P0950 | Auto Shift Manual Control Circuit | Medium |
| P0951 | Auto Shift Manual Control Circuit Range/Performance | Medium |
| P0952 | Auto Shift Manual Control Circuit Low | Medium |
| P0953 | Auto Shift Manual Control Circuit High | Medium |
| P0954 | Auto Shift Manual Control Circuit Intermittent | Medium |
| P0955 | Auto Shift Manual Mode Circuit | Medium |
| P0956 | Auto Shift Manual Mode Circuit Range/Performance | Medium |
| P0957 | Auto Shift Manual Mode Circuit Low | Medium |
| P0958 | Auto Shift Manual Mode Circuit High | Medium |
| P0959 | Auto Shift Manual Mode Circuit Intermittent | Medium |
| P095A | Gear Shift Position Circuit C | Hard |
| P095B | Gear Shift Position Circuit C Range/Performance | Hard |
| P095C | Gear Shift Position Circuit C Low | Hard |
| P095D | Gear Shift Position Circuit C High | Hard |
| P0960 | Pressure Control Solenoid A Control Circuit/Open | Hard |
| P0961 | Pressure Control Solenoid A Control Circuit Range/Performance | Hard |
| P0962 | Pressure Control Solenoid A Control Circuit Low | Hard |
| P0963 | Pressure Control Solenoid A Control Circuit High | Hard |
| P0964 | Pressure Control Solenoid B Control Circuit/Open | Hard |
| P0965 | Pressure Control Solenoid B Control Circuit Range/Performance | Hard |
| P0966 | Pressure Control Solenoid B Control Circuit Low | Hard |
| P0967 | Pressure Control Solenoid B Control Circuit High | Hard |
| P0968 | Pressure Control Solenoid C Control Circuit/Open | Hard |
| P0969 | Pressure Control Solenoid C Control Circuit Range/Performance | Hard |
| P0970 | Pressure Control Solenoid C Control Circuit Low | Hard |
| P0971 | Pressure Control Solenoid C Control Circuit High | Hard |
| P0972 | Shift Solenoid A Control Circuit Range/Performance | Hard |
| P0973 | Shift Solenoid A Control Circuit Low | Hard |
| P0974 | Shift Solenoid A Control Circuit High | Hard |
| P0975 | Shift Solenoid B Control Circuit Range/Performance | Hard |
| P0976 | Shift Solenoid B Control Circuit Low | Hard |
| P0977 | Shift Solenoid B Control Circuit High | Hard |
| P0978 | Shift Solenoid C Control Circuit Range/Performance | Hard |
| P0979 | Shift Solenoid C Control Circuit Low | Hard |
| P097A | Shift Solenoid A Control Circuit/Open | Hard |
| P097B | Shift Solenoid B Control Circuit/Open | Hard |
| P097C | Shift Solenoid C Control Circuit/Open | Hard |
| P097D | Shift Solenoid D Control Circuit/Open | Hard |
| P097E | Shift Solenoid E Control Circuit/Open | Hard |
| P097F | Shift Solenoid F Control Circuit/Open | Hard |
| P0980 | Shift Solenoid C Control Circuit High | Hard |
| P0981 | Shift Solenoid D Control Circuit Range/Performance | Hard |
| P0982 | Shift Solenoid D Control Circuit Low | Hard |
| P0983 | Shift Solenoid D Control Circuit High | Hard |
| P0984 | Shift Solenoid E Control Circuit Range/Performance | Hard |
| P0985 | Shift Solenoid E Control Circuit Low | Hard |
| P0986 | Shift Solenoid E Control Circuit High | Hard |
| P0987 | Transmission Fluid Pressure Sensor/Switch E Circuit | Hard |
| P0988 | Transmission Fluid Pressure Sensor/Switch E Circuit Range/Performance | Hard |
| P0989 | Transmission Fluid Pressure Sensor/Switch E Circuit Low | Hard |
| P0990 | Transmission Fluid Pressure Sensor/Switch E Circuit High | Hard |
| P0991 | Transmission Fluid Pressure Sensor/Switch E Circuit Intermittent | Hard |
| P0992 | Transmission Fluid Pressure Sensor/Switch F Circuit | Hard |
| P0993 | Transmission Fluid Pressure Sensor/Switch F Circuit Range/Performance | Hard |
| P0994 | Transmission Fluid Pressure Sensor/Switch F Circuit Low | Hard |
| P0995 | Transmission Fluid Pressure Sensor/Switch F Circuit High | Hard |
| P0996 | Transmission Fluid Pressure Sensor/Switch F Circuit Intermittent | Hard |
| P0997 | Shift Solenoid F Control Circuit Range/Performance | Hard |
| P0998 | Shift Solenoid F Control Circuit Low | Hard |
| P0999 | Shift Solenoid F Control Circuit High | Hard |
| P099A | Shift Solenoid G Control Circuit Range/Performance | Hard |
| P099B | Shift Solenoid G Control Circuit Low | Hard |
| P099C | Shift Solenoid G Control Circuit High | Hard |
| P099D | Shift Solenoid H Control Circuit Range/Performance | Hard |
| P099E | Shift Solenoid H Control Circuit Low | Hard |
| P099F | Shift Solenoid H Control Circuit High | Hard |
| P09A0 | Shift Solenoid G Control Circuit/Open | Hard |
| P09A1 | Shift Solenoid H Control Circuit/Open | Hard |
| P09A2 | Gate Select Position Circuit B | Hard |
| P09A3 | Gate Select Position Circuit B Range/Performance | Hard |
| P09A4 | Gate Select Position Circuit B Low | Hard |
| P09A5 | Gate Select Position Circuit B High | Hard |
| P09A6 | Gate Select Position Circuit C | Hard |
| P09A7 | Gate Select Position Circuit C Range/Performance | Hard |
| P09A8 | Gate Select Position Circuit C Low | Hard |
| P09A9 | Gate Select Position Circuit C High | Hard |