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Rough idle when wet

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  #11  
Old 03-23-2009, 06:57 PM
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Originally Posted by oljohnboy
they are duralast wires. it did this since i have had it with sti 8mm wires.
How do you spell JUNK,'Duralast"

As for the main issue, you are most likely getting your ECU wet.
D1's can't take water like a D2.
 
  #12  
Old 03-23-2009, 07:10 PM
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ok. well if my ecu is wet what do i do to fix it. also, how would my ecu react to when it is idling rough, i can gas it a few times or drive it for a minute and it then idles fine. i would think if water penetrated my ecu, it would need more time to dry out, and would not be affected by revving it. it is affected by blowing air or heat. and with the location of the ecu, how is pressure washing UNDER the vehicle going to reach above the fender well. I work on yachts, and have the ability to encase the ecu, does it need ventilation?
 
  #13  
Old 03-23-2009, 07:35 PM
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No the ECU does not need to breathe. They can be completely sealed and be just fine.
The only thing down low like that that I can think of is the crank sensor.
 
  #14  
Old 03-23-2009, 07:55 PM
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could the crank sensor cause my issue? as for the ecu, consider it sealed
 
  #15  
Old 03-23-2009, 08:07 PM
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I suppose it could but I do not know for a fact.
Thinking out loud here...if it were to get wet I suppose it could send a bad signal to the ECU and mess with the timing.
Also check the inertia switch on the firewall, we had a guy a week? ago with rough run/hard start problems and his inertia switch was loose.
 
  #16  
Old 03-23-2009, 08:24 PM
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ok, well this is a new part i have never heard of. What is the best root to find this switch an check it, what would i be looking for?
 
  #17  
Old 03-23-2009, 08:30 PM
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Open the hood, look on the pass side firewall and you will see a rubber button, that is your inertia switch reset button.
Have no idea how to check it.
Press it to reset it.
 
  #18  
Old 03-23-2009, 08:40 PM
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Hi Everyone,
i have a land rover and i have had the rear brakes put onthe back of it and now my abs light, traction control and suspension light is on what is wrong ? my grqandfather gave me the truck before he died and i a trying to keep it as long as possible . i have put a head gasket on it , the wheel speed sensor has been replaced on one side and a couple more things.. he forgot to tell me how expensive it is to fix .. please help a girl .. also pleasse feel free to call as well , i would love to get this thing running and participate in some of the events. 850-896-3429
 
  #19  
Old 03-23-2009, 08:46 PM
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Originally Posted by blkrover08girl
Hi Everyone,
i have a land rover and i have had the rear brakes put onthe back of it and now my abs light, traction control and suspension light is on what is wrong ? my grqandfather gave me the truck before he died and i a trying to keep it as long as possible . i have put a head gasket on it , the wheel speed sensor has been replaced on one side and a couple more things.. he forgot to tell me how expensive it is to fix .. please help a girl .. also pleasse feel free to call as well , i would love to get this thing running and participate in some of the events. 850-896-3429
Please start a new thread.
 
  #20  
Old 03-23-2009, 09:04 PM
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ok I will look at it and see if water is entering there. I will repost tomorrow! thanks.
 
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