Front seat backrest angle adjustment not working
- Make
- Fiat
- Model
- Bravo Factory Service Manual
- Year
- 2007–2014
- Section
- Seats › Front seat backrest angle adjustment not working
Fault diagnosisFront 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 | CHECK ON THE SEAT | All OK | Problems encountered | Operation |
Remove the seat from the vehicle, remove the side housings (left and right), release the joints and check for the presence of paint lumps and/or machining residues | Move on to Step 3 | Presence of paint lumps and/or machining residues | Eliminate the foreign bodies, lubricate and run in with at least five complete operating cycles | |
| 3 | BACKREST CHECKS | All OK | Problems encountered | Operation |
| De-tension the backrest by loosening (first on one side and then on the other) the four M8 bolts joining the backrest to the cushion module and operate the backrest adjustment, checking whether the hardness persists | Move on to Step 4 | Hardness disappears | Fit a spacer washer between the backrest adjustment bracket and the side of the cushion, then tighten the bolts to the correct torque | |
| 4 | BACKREST ADJUSTERS CORRECT SETTING CHECK | All OK | Problems encountered | Operation |
| Check that the setting of the backrest adjusters is correct by moving the backrest | Move on to Step 4 | The backrest moves with a sinusoidal motion | Partly release the joint connecting rod (removing the washer fitted on the rod) and rephase the adjusters | |
| 5 | CORRECT OPERATION CHECK | All OK | Problems encountered | Operation |
| Check that the fault is no longer present | End of diagnosis | The fault persists | Replace the backrest assembly Op. 7045A18 FRONT SEAT BACKREST ASSEMBLY (ONE), LEFT OR RIGHT - R.R. | |
Parts & tools for this job For 2007 Fiat Bravo
- TOOLTorque wrenchSearch: 3/8 inch torque wrench
- TOOLSocket setSearch: socket set metric
- BOOKHaynes manualSearch: Haynes manual Fiat Bravo
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