Workshop Manuals Factory service & repair Alfa Romeo
01 General information02 Specifications03 Manufacturing data and tolerances04 Tightening torques05 Fluids and lubricants06 Maintenance07 Diagnostic checks08 Engine09 Clutch10 Gearbox and differential11 Axles and driveshafts12 Brakes13 Steering14 Suspension and wheels15 Heating, air conditioning and auxiliary units16 Electrical equipment17 Body fittings18 Body panels and frame19 Wiring diagrams and electrical functions20 Wiring harnesses21 Connectors and pin-outs22 Fault diagnosis23 Special tools
Alfa Romeo 147 Factory Service Manual (2000-2004)22 · Fault diagnosis
22 · Diagnostics

Engine coolant overheating warning light not working

Make
Alfa Romeo
Model
147 Factory Service Manual
Year
2000–2004
Section
Instrument panel › Engine coolant overheating warning light not working
Fault diagnosisEngine coolant overheating warning light not working

ENGINE COOLANT OVERHEATING WARNING LIGHT NOT WORKING

Results of the tests
1CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation

Connect an Examiner to the diagnostic socket

Verify:

  • that there are no faults on the instrument panel
  • that there are no faults on the i.e. control unit
Continue to Step 2for faults on the instrument panel for faults on the i.e. control unitContinue as instructed by the tester
2CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
Keeping the Examiner or Examiner plus equipment connected to the diagnostic socket, check the operation of the warning light via active diagnosis.Continue to Step 3Warning light not workingPanel defective, replace instrument panel Op. 5560B11
3CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentFault persists

Replace i.e. control unit Op. 1056B82

Search for the fault starting from another symptom'

Parts & tools for this job For 2000 Alfa Romeo 147

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