3233134 - O10 FRONT SEAT LUMBAR ADJUSTMENT NOT WORKING

When the appropriate knob is operated, the squab does not straighten ("lumbar" adjustment)
Results of the tests
1CHECK LUMBAR ADJUSTMENT DEVICEAll OKProblems metOperation
Check the lumbar adjustment device (knob)In particular, check its condition and that it is fixed correctly Continue to Step 2 Knob faulty Repair or replace lumbar adjustment knob Op.   7045A25 
2CHECK LUMBAR ADJUSTMENT MECHANISMAll OKProblems metOperation
Remove the squab cover ( Op.   7045A21  ). Check that there are no obstacles or foreign material in the lumbar adjustment mechanismCheck the condition of the traction mechanism cables: they must not be damaged, nor must they emerge from their seating. Continue to Step 3 Presence of obstacles or dirt along the travelRestore the correct operation of the mechanism
Faulty lumbar adjustment mechanism Repair or replace the device Op.   7045A38 
3CHECK CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsSearch for the fault starting from another symptom'