Ford Flex 2018, Owner'S Manual, Page: 454 / 508

When to Expect the OIL CHANGE REQUIRED Message
Vehicle Use and Example Interval
Normal
7,500–10,000 mi
(12,000–16,000 km)
Normal commuting with highway driving
No, or moderate, load or towing
Flat to moderately hilly roads
No extended idling
Severe
5,000–7,500 mi
(8,000–12,000 km)
Moderate to heavy load or towing
Mountainous or off-road conditions
Extended idling
Extended hot or cold operation
Extreme
3,000–5,000 mi
(5,000–8,000 km)
Maximum load or towing
Extreme hot or cold operation
Normal Maintenance Intervals
At Every Oil Change Interval as Indicated by the Information Display
1
Change engine oil and filter.
2
Rotate the tires.
Perform a multi-point inspection recommended.
Inspect the automatic transmission fluid level. Consult your dealer for requirements.
Inspect the brake pads, rotors, hoses and parking brake.
Inspect the engine cooling system strength and hoses.
Inspect the exhaust system and heat shields.
Inspect the rear axle and U-joints all wheel drive only.
Inspect the half-shaft boots.
Inspect the steering linkage, ball joints, suspension, tire-rod ends, driveshaft and U-
joints.
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Flex (TP3) , enUSA, Edition date: 201801, Second Printing
Scheduled Maintenance