| 1 | CHECKS ON POSITIONING OF KNOB | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
|---|
|  | Check that the knob is correctly positioned in relation to the casing | Move on to Step 2 | Position of knob incorrect | Loosen and retighten the side cover to torque and reposition the knob correctly. | 
| 2 | CHECKS ON KNOB SEAL | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
|---|
|  | Check that the seal of the knob is correct using the retaining elements | Move on to Step 3 | Retaining elements broken/distorted. | Replace the knob    Op. 7045A24  FRONT SEAT BACKREST ANGLE ADJUSTMENT KNOB (ONE), LEFT OR RIGHT - R.R. | 
| 3 | CHECK ON INTERFERENCE WITH BACKREST PARTS | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
|---|
|  | Check for the presence of interference between the joint connecting rod and parts of the backrest. | Move on to Step 4 | Interference between rod and components | Space the parts interfering with the joint connecting rod apart. | 
| 4 | CHECK ON CORRECT OPERATION | ALL OK | PROBLEMS ENCOUNTERED | ACTION | 
|---|
|  | Check that the fault is no longer present. | End of diagnosis | The fault persists | Replace the seat frame    Op. 7045A86 FRONT SEAT FRAME (ONE), LEFT OR RIGHT, R.R. |