2012 Ford F350 Super Duty Owner Guide 4th Printing - Page 441

Scheduled Maintenance Edge/MKX AWD only - vehicles operating off-road in sand during high ambient temperatures must replace the AWD PTU (All-wheel drive Power Transfer Unit) lube every 20,000 miles (32,000 km). Engine air filter & cabin air filter replacement: Engine air filter and cabin air filter life is dependent on exposure to dusty and dirty conditions. Vehicles operated in these conditions will require frequent inspection and replacement of the engine air filter and cabin air filter. ENGINE COOLANT CHANGE RECORD Initial change After initial change Six years or 105,000 miles (168,000 km) (whichever comes first) Every three years or 45,000 miles (72,000 km) Engine Coolant Change Log DEALER VALIDATION: DEALER VALIDATION: RO#: DATE: P&A CODE: HOURS: MILEAGE: DEALER VALIDATION: RO#: DATE: P&A CODE: HOURS: MILEAGE: DEALER VALIDATION: RO#: DATE: P&A CODE: HOURS: MILEAGE: DEALER VALIDATION: RO#: DATE: P&A CODE: HOURS: MILEAGE: DEALER VALIDATION: RO#: DATE: P&A CODE: HOURS: MILEAGE: RO#: DATE: P&A CODE: HOURS: MILEAGE: 441 2012 F-250/350/450/550 (f23) Owners Guide, 4th Printing USA (fus)