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rv:ford_transit [2020/01/24 12:37]
frater_secessus [quirks]
rv:ford_transit [2020/01/24 12:38]
frater_secessus [quirks]
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-**Direct-injected engines** like the EcoBoost 3.5 available in the Transit can experience **carbon build-up on the intake valves**.  Although relative uncommon, it can require head removal to address:+**Direct-injected engines** like the EcoBoost 3.5 available in the Transit can experience **carbon build-up on the intake valves**.  Although uncommon in normal use, it could be more common for vandwellers (see below) and requires removal of the head to address:
  
 > "The only Ford-approved course of action at this time is to replace the cylinder head, though he also said, “Manual cleaning with a brush and various carbon dissolving products has been used with great success on vehicles out of warranty.”((https://www.autoguide.com/auto-news/2015/01/is-carbon-buildup-a-problem-with-direct-injection-engines-.html)) > "The only Ford-approved course of action at this time is to replace the cylinder head, though he also said, “Manual cleaning with a brush and various carbon dissolving products has been used with great success on vehicles out of warranty.”((https://www.autoguide.com/auto-news/2015/01/is-carbon-buildup-a-problem-with-direct-injection-engines-.html))
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 Fouling is worsened by running the engine at less than full temperature, which vandwellers may encounter when [[electrical:12v:alternator#effect_on_gdi_engines|idling for long periods]] to [[electrical:12v:alternator|charge from the alternator]].  Using known-quality fuels with minimal contaminants may help minimize the deposits.  Fouling is worsened by running the engine at less than full temperature, which vandwellers may encounter when [[electrical:12v:alternator#effect_on_gdi_engines|idling for long periods]] to [[electrical:12v:alternator|charge from the alternator]].  Using known-quality fuels with minimal contaminants may help minimize the deposits. 
  
-The **2nd-generation 3.5 EcoBoost** (not yet available in the Transit) address this by adding port injection to the direction injection: +The **2nd-generation 3.5 EcoBoost** (not yet available in the Transit) addresses this issue by adding port injection to the direction injection: 
  
 > The port fuel injection was partly added due to the fuel output needs on the 3.5L HO Raptor engine, but also has several benefits for the 3.5L EcoBoost. It will prevent buildup on the intake valves and keep them clean due to fuel passing over the valves. Under certain engine conditions such as low rpm and low loads the high-pressure fuel pump and direct injection system will turn off and the engine will only use the port fuel injection((https://en.wikipedia.org/wiki/Ford_EcoBoost_engine#3.5L_D35_(second_generation)) > The port fuel injection was partly added due to the fuel output needs on the 3.5L HO Raptor engine, but also has several benefits for the 3.5L EcoBoost. It will prevent buildup on the intake valves and keep them clean due to fuel passing over the valves. Under certain engine conditions such as low rpm and low loads the high-pressure fuel pump and direct injection system will turn off and the engine will only use the port fuel injection((https://en.wikipedia.org/wiki/Ford_EcoBoost_engine#3.5L_D35_(second_generation))
rv/ford_transit.txt · Last modified: 2024/03/04 18:28 by princess_fluffypants