Front seat backrest angle adjustment not working
- Make
- Fiat
- Model
- 500 Factory Service Manual
- Year
- 2007–2024
- Section
- Seats › Front seat backrest angle adjustment not working
FRONT SEAT BACKREST ANGLE ADJUSTMENT NOT WORKING
Hardness during the adjustment of the backrest
| Test results | ||||
| 0 | PRELIMINARY CHECKS | All OK | Problems encountered | Operation |
|---|---|---|---|---|
| Operate the backrest adjustment knob without resting your back against the backrest and check whether the hardness persists. | End of diagnosis | 1. Hardness disappears 2. Hardness persists | 1. Explain to the customer that the adjustment should be carried out without resting their back on the backrest. 2. Move on to Step 1 | |
| 1 | COVER KNOB CHECK | All OK | Problems encountered | Operation |
| Check for interference with the cover (knob on cover). | Move on to Step 2 | Presence of interference at the knob on the cover. | Remove the interference and check that the regulator is working properly. | |
| 2 | SEAT CHECK | All OK | Problems encountered | Operation |
Remove the seat from the vehicle, Op. 7045A10 FRONT SEAT (ONE), LEFT OR RIGHT - R.R. remove the (left and right) side covers, release the joints and check that the backrest upholstery does not stick to the regulator | Move on to Step 3 | Upholstery sticks to the adjustment device. | Release the adjuster from the upholstery and remove the damaged parts of the upholstery. If it is too damaged, replace it with new upholstery Op. 7045D30 FRONT SEAT BACKREST COVER, LEFT OR RIGHT - R.R. lubricate and carry out at least five full operating cycles to let it run in. | |
| 3 | BACKREST ADJUSTERS CORRECT SETTING CHECK | All OK | Problems encountered | Operation |
| Check that the phasing of the backrest adjusters is correct by moving the backrest. | Move on to Step 4 | The backrest is crooked along the centre line axis when viewed from above | Partly release the joint connecting rod (removing the washer fitted on the rod) and rephase the adjusters. | |
| 4 | CORRECT OPERATION CHECK | All OK | Problems encountered | Operation |
| Check that the fault is no longer present. | End of diagnosis | The fault persists | Replace the seat frame Op. 7045A86 FRONT SEAT CUSHION COVER, LEFT OR RIGHT - R.R. WITH SEAT REMOVED | |
Parts & tools for this job For 2007 Fiat 500
- TOOLTorque wrenchSearch: 3/8 inch torque wrench
- TOOLSocket setSearch: socket set metric
- BOOKHaynes manualSearch: Haynes manual Fiat 500
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