At Every Oil Change Interval as Indicated by the Instrument Cluster Display
Inspect the front axle and U-joints. If applicable, lubricate the grease fittings. Four-wheeldrive vehicles.
Inspect the steering linkage, ball joints, suspension, tie-rod ends, driveshaft and the U-joints. If applicable, lubricate the grease fittings.
1 Reset the Intelligent Oil-Life Monitor after engine oil and filter changes.2 Rotate the front wheels on vehicles with dual rear wheels when specified. Only rotatethe rear wheels if you notice unusual wear.
Brake Fluid Maintenance1
Change the brake fluid.2Every three years
1 Perform this maintenance item every three years. Do not exceed the designated timefor the interval.2 Brake fluid servicing requires special equipment available at your authorized dealer.
Other Maintenance Items
Replace the cabin air filter.Every 20,000 mi(32,180 km)
Replace the engine air filter.Every 30,000 mi(48,000 km)
Replace the front wheel bearing grease and grease seal, ifyou use non-sealed bearings.Every 60,000 mi(96,000 km)
Replace the spark plugs.Every 100,000 mi(160,934 km)
Inspect the accessory drive belt or belts.1Every 100,000 mi(160,934 km)
Change the automatic transmission fluid and filter on 6-speedtransmission. Consult dealer for requirements.
Every 150,000 mi(240,000 km)
Replace the accessory drive belt or belts if not replaced withinthe last 100,000 mi (160,000 km).
Replace the front wheel bearings and seals if you use non-sealed bearings.
Change the axle(s) fluid. See exceptions.
602
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMScheduled Maintenance
Re-Enabling Your Vehicle...............................423What Is Automatic Crash Shutoff...............423Automatic Emergency Braking...............342Switching Automatic Emergency BrakingOn and Off.......................................................342What Is Automatic EmergencyBraking..............................................................342Automatic Engine Stop............................208How Does Automatic Engine StopWork..................................................................208Overriding Automatic Engine Stop.............208Switching Automatic Engine Stop On andOff......................................................................208What Is Automatic Engine Stop..................208Automatic High Beam Control................122Automatic High Beam ControlIndicators..........................................................123Automatic High Beam ControlLimitations........................................................123Automatic High Beam ControlPrecautions......................................................122Automatic High Beam ControlRequirements..................................................123How Does Automatic High Beam ControlWork....................................................................122Overriding Automatic High BeamControl...............................................................123Switching Automatic High Beam ControlOn and Off........................................................123Automatic High Beam Control –Troubleshooting.........................................124Automatic High Beam Control –Information Messages.................................124Automatic Locking Mode............................52Disengaging Automatic Locking Mode........53Engaging Automatic Locking Mode..............52What Is Automatic Locking Mode..................52When to Use Automatic LockingMode....................................................................52Automatic Transmission AudibleWarnings......................................................236Automatic Transmission...........................234Automatic Transmission Positions.............234Manually Shifting Gears..................................235Power Take-Off..................................................236Automatic Transmission Fluid Capacityand Specification - Diesel.....................538
Automatic Transmission Fluid Capacityand Specification - Gasoline................538Automatic Transmission PositionIndicators.....................................................235Automatic Transmission Positions.......234Drive (D)................................................................234Manual (M)..........................................................235Neutral (N)...........................................................234Park (P).................................................................234Reverse (R)..........................................................234Automatic TransmissionPrecautions.................................................234Auto Mode.......................................................154Switching Auto Mode On and Off................154Switching Dual Mode On and Off................154Autounlock.......................................................82Autounlock Requirements................................82Switching Autounlock On and Off.................82What Is Autounlock.............................................82Autowipers.......................................................113Adjusting the Sensitivity of the RainSensor.................................................................113Autowipers Settings...........................................113What Are Autowipers.........................................113Auxiliary Switches.......................................586Auxiliary Switches Videos........................588
B
Blind Spot Assist.........................................320Blind Spot Assist Indicators............................321Blind Spot Assist Limitations.........................321How Does Blind Spot Assist Work..............320What Is Blind Spot Assist...............................320Blind Spot Assist with TrailerCoverage.......................................................322Blind Spot Assist with Trailer CoverageIndicators..........................................................323Blind Spot Assist with Trailer CoverageLimitations.......................................................322How Does Blind Spot Assist with TrailerCoverage Work...............................................322What Is Blind Spot Assist with TrailerCoverage...........................................................322Blind Spot Information System..............327Blind Spot Information System –Troubleshooting.............................................331
709
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMIndex