Fiat Abarth 500 2015 Owner's Manual page 395

Mileage or time passed (whichever comes first)
Or Years:
Or Kilometers:
Replace the spark plugs. **
Flush and replace the engine coolant at 10 years or
150,000 miles (240,000 km) whichever comes first.
Inspect and replace PCV valve if necessary.
Replace the timing belt.
** The spark plug change interval is mileage based only,
yearly intervals do not apply.
2 3 4 5 6 7
X X
MAINTENANCE SCHEDULES 393
8 9 10 11 12 13
X X
X
X
14 15
X
X
X
8