939004793 - O010 FRONT SEAT LUMBAR ADJUSTMENT NOT WORKING

Not working or not working properly
0PRELIMINARY CHECKSALL OKPROBLEMS ENCOUNTEREDACTION
Check the condition of the adjustment leverMove on to Step 1Adjustment lever broken/distortedReplace the adjustment lever    Op. 7045A25 FRONT SEAT BACKREST LUMBAR ADJUSTMENT KNOB (ONE), LEFT OR RIGHT - R.R.
1CHECK ON CORRECT ATTACHMENT OF PULLMAFLEX PLATEALL OKPROBLEMS ENCOUNTEREDACTION
Check that the pullmaflex plate is correctly attached to the frame.Move on to Step 2Pullmaflex plate partly attached.Attach the Pullmaflex plate correctly (check the condition of the female screws).
2CHECK ON CORRECT ATTACHMENT OF REGULATOR CABLESALL OKPROBLEMS ENCOUNTEREDACTION
Check that the regulator cables are correctly attached to the pullmaflex plate.Move on to Step 31. Cable detached from plate1. Attach the cable in the special housing.
2. Cable broken2. Replace the lumbar adjustment assembly    Op. 7045A39 DEVICE FOR DRIVER'S SEAT BACKREST LUMBAR ADJUSTMENT - R.R.
3CHECK ON REGULATOR CASING SEALALL OKPROBLEMS ENCOUNTEREDACTION
Check the regulator casing seal and make sure there is no slackness.Move on to Step 4Bolts securing regulator casing to frame not correctly tightened.Tighten the fixing bolt correctly or replace it.
4CHECK ON REGULATOR ASSEMBLYALL OKPROBLEMS ENCOUNTEREDACTION
Check the condition of the lumbar regulator assembly.End of diagnosisComponents broken/distortedReplace the lumbar adjustment assembly    Op. 7045A39 DEVICE FOR DRIVER'S SEAT BACKREST LUMBAR ADJUSTMENT - R.R.