DFFS fault codes
7,984 codes · 47 vehicle records · 0 ECU records · 0 live-data parameters
Codes 7,984
| Code | Description | Brands | System |
|---|---|---|---|
| P283F | Shift fork 'C' position circuit intermittent | 21 | Powertrain |
| P2840 | Shift fork 'D' position circuit | 18 | Powertrain |
| P2841 | Shift fork 'D' position circuit range/performance | 23 | Powertrain |
| P2842 | Shift fork 'D' position circuit low | 23 | Powertrain |
| P2843 | Shift fork 'D' position circuit high | 23 | Powertrain |
| P2844 | Shift fork 'D' position circuit intermittent | 21 | Powertrain |
| P2845 | Shift fork 'A' position sensor incorrect neutral position indicated | 20 | Powertrain |
| P2846 | Shift fork 'B' position sensor incorrect neutral position indicated | 20 | Powertrain |
| P2847 | Shift fork 'C' position sensor incorrect neutral position indicated | 20 | Powertrain |
| P2848 | Shift fork 'D' position sensor incorrect neutral position indicated | 20 | Powertrain |
| P2849 | Shift fork 'A' stuck | 21 | Powertrain |
| P284A | Shift fork 'B' stuck | 21 | Powertrain |
| P284B | Shift fork 'C' stuck | 21 | Powertrain |
| P284C | Shift fork 'D' stuck | 21 | Powertrain |
| P284D | Shift fork 'A' unrequested movement | 18 | Powertrain |
| P284E | Shift fork 'B' unrequested movement | 18 | Powertrain |
| P284F | Shift fork 'C' unrequested movement | 18 | Powertrain |
| P2850 | Shift fork 'D' unrequested movement | 18 | Powertrain |
| P2851 | Shift fork position sensor 'A'/'B' correlation | 18 | Powertrain |
| P2852 | Shift fork position sensor 'C'/'D' correlation | 18 | Powertrain |
| P2853 | Clutch 'A' pressure discharge performance | 19 | Powertrain |
| P2854 | Clutch 'B' pressure discharge performance | 18 | Powertrain |
| P2855 | Clutch 'A' pressure charge performance | 19 | Powertrain |
| P2856 | Clutch 'B' pressure charge performance | 18 | Powertrain |
| P2857 | Clutch 'A' Pressure Engagement Performance | 22 | Powertrain |
| P2858 | Clutch 'B' Pressure Engagement Performance | 22 | Powertrain |
| P2859 | Clutch 'A' Pressure Disengagement Performance | 21 | Powertrain |
| P285A | Clutch 'B' Pressure Disengagement Performance | 21 | Powertrain |
| P286B | Clutch pressure is higher than upper limit | 5 | Powertrain |
| P28C4 | Clutch motor phase detection - short circuit to ground | 10 | Powertrain |
| P28C5 | Clutch Motor Phase Detection - Short to Power Supply | 10 | Powertrain |
| P28C7 | Clutch motor phase drive performance failure | 10 | Powertrain |
| P28C8 | Clutch motor phase voltage is too high | 10 | Powertrain |
| P28CC | Clutch motor Hall sensor signal failure | 10 | Powertrain |
| P28D1 | Brake Pump. A Component. Phase U-V-W. High Signal | 10 | Powertrain |
| P2A00 | The upstream oxygen sensor enters the working voltage too slowly/the upstream oxygen sensor exits the ready state | 36 | Powertrain |
| P2A01 | Front oxygen sensor deceleration fuel cut-off response too slow | 32 | Powertrain |
| P2A02 | O2 Sensor Circuit Range/Performance Bank 1 Sensor 3 | 22 | Powertrain |
| P2A03 | O2 Sensor Circuit Range/Performance Bank 2 Sensor 1 | 27 | Powertrain |
| P2A04 | O2 Sensor Circuit Range/Performance Bank 2 Sensor 2 | 28 | Powertrain |
| P2A05 | O2 Sensor Circuit Range/Performance Bank 2 Sensor 3 | 20 | Powertrain |
| P2A06 | O2 Sensor Negative Voltage Bank 1 Sensor 1 | 22 | Powertrain |
| P2A07 | O2 Sensor Negative Voltage Bank 1 Sensor 2 | 20 | Powertrain |
| P2A08 | O2 Sensor Negative Voltage Bank 1 Sensor 3 | 19 | Powertrain |
| P2A09 | O2 Sensor Negative Voltage Bank 2 Sensor 1 | 19 | Powertrain |
| P2A10 | O2 Sensor Negative Voltage Bank 2 Sensor 2 | 19 | Powertrain |
| P2A11 | O2 Sensor Negative Voltage Bank 2 Sensor 3 | 19 | Powertrain |
| P2BA7 | NOx exceedance - empty reagent tank | 26 | Powertrain |
| P2BA8 | NOx exceedance - interruption of reagent dosing activity | 22 | Powertrain |
| P2BA9 | NOx exceedance - insufficient reagent quality | 27 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.