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TOPIC : engine oil

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Benz Overfill

On Mercedes-Benz gasoline engines, equipped with an oil level/oil pressure sensor, the instrument cluster indicates that the engine contains too much oil. The cause is likely that the vehicle is mainly driven in the city or used for short frequent trips where engine operating temperature might not be reached.

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DTC Due to Oil in Connector

Some owners of 2007-2015 Mazda CX-9 vehicles may note a check engine light on while driving. If DTCs P2A04:00 (HO2S LH circuit range/performance) and/or P2272:00 (HO2S LH signal stuck lean) are found, inspect the C-34 connector for engine oil contamination (connector on emission/injection harness).

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Porsche Oil Level Warning

This bulletin applies to 2011 and later Porsche Cayenne vehicles equipped with a 3.6L engine. The oil level warning “Above Max” may be displayed in the instrument cluster.

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Mazda GDI Fuel in Oil

This bulletin applies to 2014-2018 Mazda3 and Mazda6 vehicles equipped with GDI (gasoline direct injection). If the vehicle is driven on extremely short trips most of the time (where the engine never reaches normal operating temperature), the engine oil may become diluted with fuel, and engine oil level will increase.

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Over-Filled Mercedes

On Mercedes-Benz vehicles equipped with an engine oil level sensor, the instrument cluster may indicate that the engine contains too much oil. This may indicate fuel contamination in the oil.

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E-Series Oil Consumption

Some 2011-2013 Ford E-Series vehicles equipped with a 5.4L 2V or 6.8L 2V engine and built on or before 11-12-2012 may exhibit excessive engine oil consumption.

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New Motorcraft Oil Is Designed for Ford Power Stroke Diesel Engines

Ford Motor Co. has introduced Motorcraft Super Duty Diesel Motor Oil meeting Ford specification WSS-M2C171-F1. The company recommends its use in Ford Power Stroke Diesel engines.

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Funny Chevy Colors

According to Chevy, before a late-model vehicle’s engine oil change, a technician may notice that the engine oil has a yellow-green or orange tint that could be mistaken for crankcase contamination.

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When the Ram Bucks

This bulletin applies to 2009 Ram 1500 trucks equipped with a 5.7L engine. The vehicle may exhibit a MIL illumination for the following DTCs. The customer may experience a harsh engagement or a buck/jerking feeling. The Catalyst Monitor Readiness may be difficult to set under some driving conditions.

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Honda Rockers

This bulletin applies to the 2008-2012 Honda Accord V6 equipped with an automatic transmission. If DTC P3400 (VPS stuck off bank 1) and/or P3497 (VPS stuck off bank 2) is set, check engine oil level, as low oil pressure can set these codes.

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