Download Dodge 2010 Ram Chassis Cab Specifications

STARTING AND OPERATING
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Your vehicle is equipped with a turbo speed limiter, this • Applying the throttle will cancel fast idle
feature limits the engine speed to 1,200 RPM when
• If the engine is equipped with an exhaust brake,
engine coolant temperatures are below 70°F (21°C). This
operating the exhaust brake at idle will greatly imfeature is designed to protect the turbo charger from
prove warm up rate and will help keep the engine
damage and will only operate in PARK or NEUTRAL.
close to operating temperature during extended idle.
If temperatures are below 32°F (0°C), operate the engine
Engine Idling
at moderate speeds for five minutes before full loads are
Avoid prolonged idling, long periods of idling may be
applied.
harmful to your engine because combustion chamber
temperatures can drop so low that the fuel may not burn
NOTE:
• If ambient temperatures are low and the coolant completely. Incomplete combustion allows carbon and
temperature is below 180°F (82°C), the engine idle varnish to form on piston rings, engine valves, and
speed will slowly increase to 1,000 RPM after two injector nozzles. Also, the unburned fuel can enter the
minutes of idle, if the following conditions are met:
crankcase, diluting the oil and causing rapid wear to the
engine.
• foot is off brake pedal and throttle pedal
If the engine is allowed to idle, under some conditions
• automatic transmission is in PARK
the idle speed may increase to 900 RPM then return to
• vehicle speed is zero
normal idle speed. This is normal operation.
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