Workshop Manuals Factory service & repair Alfa Romeo
01 General data and specifications02 Maintenance03 Diagnosis – checks04 Engine (1.6 and 2.0 Twin Spark)05 Clutch06 Gearbox (manual and Selespeed)07 Front axle08 Brakes, ABS and traction control09 Steering10 Suspension and wheels11 Heating, air conditioning and washers12 Electrical equipment13 Body14 Body panels and reinforcement15 Wiring diagrams16 Connectors and pin-outs17 Wiring harnesses18 Fault diagnosis19 Special tools
Alfa Romeo 147 Factory Service Manual (2000-2002)18 · Fault diagnosis
18 · Diagnostics

O10 Front seat squab lumbar adjustment not working

Make
Alfa Romeo
Model
147 Factory Service Manual
Year
2000–2002
Section
Seats › O10 Front seat squab lumbar adjustment not working
Fault diagnosisO10 Front seat squab lumbar adjustment not working

O10 Front seat squab lumbar adjustment not working

When the appropriate knob is operated, the squab does not straighten (lumbar adjustment)

StepTest procedureResultAction
1CHECKING KNOB

Check the lumbar adjustment device (knob) In particular, check condition and that it is fixed correctly

OK

Move onto step 2

Knob faulty

End of diagnosis

2CHECKING TRACTION MECHANISM

Check the condition of the traction mechanism cables: they must not be damaged, nor must they emerge from their seating.

OK

Move onto step 3

Faulty lumbar adjustment mechanism

End of diagnosis

3CHECKING CORRECT OPERATION

Check that the fault is no longer present

OK

Incorrect selection of diagnostic procedure

Fault persists

Incorrect selection of diagnostic procedure

Parts & tools for this job For 2000 Alfa Romeo 147

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