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

K01 Rev counter not working

Make
Alfa Romeo
Model
147 Factory Service Manual
Year
2000–2002
Section
Instruments › K01 Rev counter not working
Fault diagnosisK01 Rev counter not working

K01 Rev counter not working

With the engine started, the rev counter does not work, or it works irregularly.

StepTest procedureResultAction
1CHECK WITH DIAGNOSTIC EQUIPMENT

Connect the Examiner equipment to the diagnostic socket.

Verify:

  • that there are no faults in the instrument panel
OK

Move onto step 2

There are errors
  • Proceed in accordance with the instructions given by the diagnostic equipment

End of diagnosis

2CHECK WITH DIAGNOSTIC EQUIPMENT

Connect the Examiner equipment to the diagnostic socket.

Check, by active diagnosis, that the pointer is working.

OK

Move onto step 3

Rev counter is not working

End of diagnosis

3CHECK ELECTRICAL CIRCUIT

Check connections between instrument panel Body Computer and I.E. control unit

OK

Move onto step 4

Faulty wiring

End of diagnosis

4CHECK ON 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 Staging For 2000 Alfa Romeo 147

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