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New Engine only running on 3!

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Old 09-25-2008, 11:19 AM
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Bloody good point!

An e-fault ought to be logged, but sometimes when they're 'learning' they won't log it.
Old 09-25-2008, 11:20 AM
  #32  
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Most electronics / misfires will be logged in the ECU, get it read out.
Hes going to Honda tomorrow to do just that.
Old 09-25-2008, 11:31 AM
  #33  
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Bit late to this one.

If it failed a compression test on 4, now it runs fine, then the compression is fine. I'd question his testing. Ask him to do it again to be sure.

It will have recorded a misfire and you felt it misfire - so prob not much point in verifying that via the ECU if it's going to cost you money. Especially if there is no CEL on.

Given that it's just had major surgery, i'd be suspecting some wiring or injector fault - maybe even an air leak.

Did the new engine come with it's own coil packs and injectors?
Old 09-25-2008, 12:05 PM
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Bit late to this one.

If it failed a compression test on 4, now it runs fine, then the compression is fine. I'd question his testing. Ask him to do it again to be sure.

It will have recorded a misfire and you felt it misfire - so prob not much point in verifying that via the ECU if it's going to cost you money. Especially if there is no CEL on.

Given that it's just had major surgery, i'd be suspecting some wiring or injector fault - maybe even an air leak.

Did the new engine come with it's own coil packs and injectors?
Was wondering where u were Mark, good to hear from you.

Im not sure if it came with coil packs and injectors. I think it may have.
Old 09-25-2008, 10:55 PM
  #35  
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Just a suggestion, did you change the ECU? Its just If the ECU is faulty and your having similar issues as with your old engine, then this could easily be the culpret.
Old 09-25-2008, 11:11 PM
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[QUOTEJust a suggestion, did you change the ECU? Its just If the ECU is faulty and your having similar issues as with your old engine, then this could easily be the culpret.[/QUOTE]

i didnt have these issues on my old engine. The ECU has been changed. I guess it could be the cuplret
Old 09-26-2008, 12:46 AM
  #37  

 
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sounds like good news Tim..

i can't see how "most people wouldn't notice a car running on 3" Simon, they run as rough as feckery on 3. try pulling one of your leads and giving it a brief go
Old 09-26-2008, 01:23 AM
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Good luck Tim!
Old 09-26-2008, 06:06 AM
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Update:

Was a faulty v-tec switch holding the valves open. Replaced. Sorted.

H A P P Y !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Old 09-26-2008, 06:11 AM
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Nice one mate,

well done to the fella who said "I wonder if its the VTEC running at idle", you were spot on.

And well done to me for saying it sounds like an electrical fault. (pats self on back)


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