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in a DI enginecan causedeposits on the intake valves
a Forge catch can kitto preventdeposits on the intake valves
your engine has both direct injection and port injectionto preventintake valve deposits
a great jobpreventingdeposits on intake valves
volatile off - the - shelf engine oils(passive) typically caused byintake valve deposits
a combination of problems found in all gasoline engines ’ that did not however become apparent until GDI was introduced(passive) are caused byIntake Valve Deposits
Dinocarepreventsintake valve deposits
For daily routine maintenanceto preventintake valve deposits
Addition of a cleaning dispersantcan preventintake valve deposits
SG-2000preventsintake valve deposits
the substandard U.S. fuels available at the timecausedchronic intake valve deposits
The concern with RT6 5W-40 in DIT ’s ... high SAPS ( Sulfated Ash Phosphorus Sulfur ) oils with higher ZDDPcan leadto intake valve deposits
the absence of intake valve washing(passive) caused byintake valve deposits
while others appearto contributeto intake valve deposits
the oil ... to helppreventexcessive intake valve deposits
additivesdesignedto diminish intake valve deposits
even major brands of gasoline that have good base fuel and octane ratingcan ... causehigh amounts of intake valve deposits
high SAPS oilscontributedto intake valve deposits
Volatility of motor oil ... several factorscontributeto intake valve deposits
when choosing motor oil ismay contributeto intake valve deposits
major problems in the mid-1980scausedmajor problems in the mid-1980s
many of the same performance problems , plus higher emissions of hydrocarbons , carbon monoxide , and nitrogen oxidescan causemany of the same performance problems , plus higher emissions of hydrocarbons , carbon monoxide , and nitrogen oxides
cold hesitation problemscan also createcold hesitation problems
eventuallycan ... preventeventually
in smoother acceleration and overall improved performanceresultingin smoother acceleration and overall improved performance
driveability concerns as well as increased exhaust emissionscan causedriveability concerns as well as increased exhaust emissions
lost engine power , increased emissions , poor engine efficiency and potential valve failurecan causelost engine power , increased emissions , poor engine efficiency and potential valve failure
unexplained cold engine misfires , cold rough running problems , etccausingunexplained cold engine misfires , cold rough running problems , etc
problems , which are exacerbated on systems with extremely precise fuel controlhave always createdproblems , which are exacerbated on systems with extremely precise fuel control
increased emissions from vehiclescan causeincreased emissions from vehicles
another problem(passive) created byanother problem
The changes in the fuel dynamics(passive) caused byThe changes in the fuel dynamics
hesitation and stallingcan causehesitation and stalling
the most common problems(passive) caused bythe most common problems
loss of powercan causeloss of power
cold start misfire problems(passive) caused bycold start misfire problems
no problem at all 10 years agowould have causedno problem at all 10 years ago
BY COMBINATION OF FUEL QUALITYCAUSEDBY COMBINATION OF FUEL QUALITY
driveability degradationcausingdriveability degradation
cylinder A / F variations from internal EGR Investigation by SuzukiCausedcylinder A / F variations from internal EGR Investigation by Suzuki
The large lean excursion occurring during the acceleration transient 301(passive) can be caused byThe large lean excursion occurring during the acceleration transient 301
power losscan also causepower loss
an engine to run excessively lean while cruising and accelerating , and excessively rich during decelerationcan causean engine to run excessively lean while cruising and accelerating , and excessively rich during deceleration
from running an engine with a fuel containing ( 1 ) no added detergent , and ( 2 ) a known Mannich detergentresultingfrom running an engine with a fuel containing ( 1 ) no added detergent , and ( 2 ) a known Mannich detergent
drivability(passive) caused bydrivability
several common driveability symptoms(passive) can be caused byseveral common driveability symptoms
to better gas mileageleadsto better gas mileage