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Misfire in cylinder 6 & ECT sensor.

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Old Sep 24, 2009 | 10:29 PM
  #1  
rcheing's Avatar
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Question Misfire in cylinder 6 & ECT sensor.

Hi everyone,

I was driving my car the other day when I suddenly felt loss of power while accelerating. My check engine light started blinking so I drove it about a mile back home. I suspected a misfire. I then hooked up vag-com and sure enough, it was misfiring on cylinder #6. When I pulled the spark plug I saw that it was really black! Now I have to replace them but someone told me I should replace them with the original ones the car came with. The ones I have right now are NGK's with the 3 electrodes at the end. ECS Tuning has the NGK's but they seem to come with only 2 electrodes and the Bosch they carry have the 3 electrodes. I checked at Carquest and they told me according to their computer, my car uses NGK's but only with 1 electrode. Does this even matter? What spark plugs do you guys use? I am leaning towards the 2 electrodes NGK's that ECS Tuning is carrying since I also need to buy an Engine Coolant Temperature sensor because I'm also throwing this code. Hopefully it's only the spark plugs and not the coil pack. It looks like for the V6 2.8, they sell the coil pack as a whole unlike the 1.8t guys that seems like you can get them individually. Thanks for your suggestions.
 
Old Sep 24, 2009 | 11:13 PM
  #2  
SAudi's Avatar
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From: Oswego, Illinois
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original are the NGK 3 electrode. i used to have the bosch platinum 2 but they sucked, i finally went for broke and tried teh NGK iridium so we'll see how those turn out but so far theyre good. if the cars stock id stick with whatever NGk you have to at the least Bosch platinum3 or 4. for the ECT sensor make sure its the blue top i ordered the green top thinking its the latest nope its for teh AWP engines. it probabily is just eh plugs. on a single coil module im pretty sure your throw multiple misfires (i think) and i understand why the the plugs may be black since a bad ECT would cause the car to run rich.
 
Old Sep 25, 2009 | 12:10 AM
  #3  
Maning1.8's Avatar
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From: Bronx, New York
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Hello .. please let me know if you fixed the problem because I also have the same problem on my 1.8 and dont know how to fix it...i whent and check my spak plugs and ther also black...
 
Old Sep 25, 2009 | 12:45 AM
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From: Somerset, MA
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same exact thing and mine was wires...goodluck
 
Old Sep 25, 2009 | 02:57 PM
  #5  
rcheing's Avatar
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Hello, my dad happens to have brand new Bosch Platinum +2's. Does anyone know if these would work? My dad says yes but then again, he wants me to save money. Thanks for your suggestions.
 
Old Sep 25, 2009 | 07:42 PM
  #6  
rcheing's Avatar
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Nevermind on the above post, the one's my dad gave me are 4308's which are gapped differently than the same Bosch Platinum +2's that their website recommends 4303's. I am going to return them and just buy the NGK's.
 
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