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Every 20,000 miles
(32,000 km)
Replace cabin air filter (if equipped)
Every 30,000 miles
(48,000 km)
Replace climate-controlled seat filter (if
equipped)
Replace engine air filter
Every 100,000 miles
(160,000 km)
Change engine coolant
1
Replace spark plugs
Inspect accessory drive belt(s)
2
Every 150,000 miles
(240,000 km)
Change automatic transmission fluid and filter
(filter not required on 6F35, 6F50, and
AWF-21 transmissions); consult dealer for
requirements
Change manual transmission fluid
Change rear axle fluid on all rear-wheel drive
(RWD) vehicles
Replace accessory drive belt(s) if not replaced
within the last 100,000 miles (160,000 km)
Replace timing belt (Fiesta). Failure to
replace timing belt can cause internal
engine damage.
1
Initial replacement at 100,000 miles (160,000 km) or 72 months; every
50,000 miles (80,000 km) or 36 months thereafter
2
Perform a follow-up inspection at 120,000 miles (192,000 km)
Scheduled Maintenance Guide
340
2011 Fiesta (fie)
Owners Guide, 1st Printing
USA (fus)