Workshop Manuals Factory service & repair Fiat
01 00 General information and technical data02 10 Engine03 18 Clutch04 21 Gearbox and differential05 27 Axle06 33 Braking system07 41 Steering08 44 Suspension and wheels09 50 Auxiliary units10 55 Electrical equipment11 70 Bodywork12 Diagnosis13 Tests14 Wiring diagrams
Fiat Seicento Factory Service Manual (1998-2010)12 · Diagnosis
12 · Diagnostics

X01 Excessive fuel consumption (page 2 of 2)

Make
Fiat
Model
Seicento Factory Service Manual
Year
1998–2010
Section
Consumption leaks and wear
DiagnosisX01 Excessive fuel consumption · page 2 of 2
Step Validity Operation to be performed Test results
OK Problems found Intervention
4 CHECK AIR CIRCUIT
Check
– intactness and tightness of air delivery circuit
– correct assembly of air cleaner
All OK
Go to Step 5
Damaged circuit part Replace part
PROCEDURE 1048A
Incorrect air cleaner assembly Restore correct air cleaner assembly
PROCEDURE OP. 1048A14
5 CHECK TIMING
Check correct engine timing
PROCEDURE OP. 0510A20
All OK
Go to Step 6
Incorrect timing Restore correct timing PROCEDURE OP. 1032B10 or PROCEDURE OP. 1032B14
6 CHECK CORRECT OPERATION
Check the fault is no longer present
All OK
End of test
Fault persists Seek the fault starting from another symptom
or
Check and, if required, replace the engine ECU
PROCEDURE OP. 1056B82

Parts & tools for this job For 1998 Fiat Seicento

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