The returned calibration value is diagnostic information, which we interpret according to the table:
| Calibration value |
Description |
| -3 to +3 | OK – POWERCRANK SINGLE |
| 1010 | OK – POWERCRANK TWIN2 |
| 25 | FAIL– wrong crank position |
| 50 | FAIL– low battery |
| 75 | FAIL– sensor failure |