2009 Ford F450 Super Duty Crew Cab Diesel Supplement 2nd Printing - Page 15
2009 Ford F450 Super Duty Crew Cab Manual
Page 15 highlights
Driving The following cold weather idling guidelines must be followed: • Avoid idling the engine for more than 10 minutes at a time. • Use Motorcraft Cetane improvers or non alcohol-based cetane improvers from a reputable manufacturer. • Maintain the engine cooling system properly. • Do not shut the engine down after an extensive idling period (10 minutes or more). Drive the vehicle for several miles with the engine at normal operating temperatures under a moderate load to burn off any accumulated carbon and varnish. • Consider using an engine block heater. • For extended idle times use an approved idle speed increase device. Winter operating tips for Arctic operation -20°F (-29°C) and below The following information is provided as a guideline only, and is not intended to be the only source of possible solutions in resolving extreme cold temperature issues. Starting aids: The use of the factory engine block heater (refer to Engine block heater [if equipped] in the Driving chapter of the Owner's Guide) and oil pan heaters (aftermarket) will assist in engine starting, in extreme cold ambient temperatures. WARNING: Do not use starting fluid, such as ether, in the air intake system (see air filter decal). Such fluid could cause immediate explosive damage to the engine and possible personal injury. Idle control: For periods of extended idle, the throttle should be set at an rpm that is sufficient to keep the engine at normal operating temperatures. This action can reduce the amount of engine damaging deposits. • The engine contains a unique "Cold Weather - Idle up feature" calibration strategy within the PCM. Under the appropriate conditions, the strategy will automatically elevate the engine idle speed after 130 seconds of idling in cold ambient temperatures. For this feature to be activated, the truck must be in P (Park) (for automatic transmission), in neutral (for manual transmission) with the parking 15 2009 Econoline (eco) Supplement, 2nd Printing USA (fus)