Ford 2011 Focus Owner's Manual page 288

Scheduled Maintenance Guide
Crown Victoria police interceptor & taxi, and Executive Series Town Car
equipped with engine idle hour meter
Inspect frequently, service as
Every 5,000 miles (8,000 km) – Inspect brake system.
Every 5,000 miles (8,000 km) or
Every 5,000 miles (8,000 km),
6 months or as indicated by
time/mileage calculation
Every 15,000 miles (24,000 km) – Replace fuel filter.
Every 30,000 miles (48,000 km) – Change automatic transmission fluid (except 6R80
Every 60,000 miles (96,000 km) – Replace spark plugs.
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2011 Focus (foc)
Owners Guide, 1st Printing
USA (fus)
– Replace cabin air filter (if equipped).
required
– Inspect wheels and related components for abnormal
noise, wear, looseness or drag.
– Lubricate control arm and steering ball joints (if
equipped with grease fittings).
– Rotate tires, inspect tires for wear and measure tread
depth.
– Inspect and lubricate U-joints.
6 months
– Change engine oil and replace oil filter (see description
below).
transmission).