TOPIC : Rough running

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Believe it or Not

Some 2011-2013 Ford F-Super Duty vehicles equipped with the 6.7L diesel engine may exhibit a runs rough/misfire condition only during the exhaust regeneration process. This condition typically occurs on light throttle tip-in between 40-70 mph and will not set a DTC. The concern may be intermittent and a knocking noise may be present during the concern.

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Another Super Duty Glitch

Some 2011-2012 Ford F-Super Duty vehicles equipped with a 6.7L diesel engine built on or before 2-12-12 may exhibit a run-rough and/or misfire concern with or without DTCs P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307 and P0308.

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Lexus Needs a Cleaning

Some 2006-2010 Lexus IS250 vehicles may exhibit one or more of the following conditions:

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VW breathing

This TSB applies to all 2008-2013 VW models equipped with the 2.0L engine. The engine may exhibit rough running, engine noise or MIL on with DTCs P0300 (random/multiple cylinder misfire), P0301, P0302, P0303, P0304 (per cylinder misfires), P2279 (intake air system leak), P1297 (charger throttle connection / drop in pressure), P1093 (Bank 1 fuel measuring system 2 malfunction) or P2187 (system too lean at idle, Bank 1) stored in the ECM.

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