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ecu chipping capacitors and resistors??

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Old Dec 25, 2008 | 01:37 PM
  #1  
I CRX I's Avatar
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Default ecu chipping capacitors and resistors??

just wondering if anybody had the exact value most commonly used when chipping ecu's such as 1k resistors, .1uF capasitors etc. ive got some resistors here and they are 1k but there about twice the size of the ones that came with my other chipping kit, i think there 1/4watt, will this be ok to use? also, whats the point of replacing that big brown C14 capacitor if yours looks just fine?
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Old Dec 25, 2008 | 01:40 PM
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Default Re: ecu chipping capacitors and resistors??

Originally Posted by I CRX I
just wondering if anybody had the exact value most commonly used when chipping ecu's such as 1k resistors, .1uF capasitors etc. ive got some resistors here and they are 1k but there about twice the size of the ones that came with my other chipping kit, i think there 1/4watt, will this be ok to use? also, whats the point of replacing that big brown C14 capacitor if yours looks just fine?
They are 1k 1/8th watt resistor. You can use the 1/4 watt it will still work.

Also the cap at C14 starts to have problems with time. That is almost 75% of the ecu failures I have seen in the last year. So it is just good insurance to replace it while you are chipping the ecu.
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Old Dec 26, 2008 | 10:19 AM
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Default Re: ecu chipping capacitors and resistors??

awesome, well my ecu looks to be in great condition (low milage?) but what would be the specs for those capacitors?
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Old Feb 25, 2009 | 11:48 PM
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Default Re: ecu chipping capacitors and resistors??

SOrry to bring this back

I have the same question too.. I took an electrical course..
there are so many 1uF cap.. in terms of voltage / watt /

what is the spec for 1uF
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Old Feb 26, 2009 | 09:48 AM
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Default Re: ecu chipping capacitors and resistors??

i personally have not installed the capacitors when chipping ecus. All the ecus have run fine with no issues w/o the caps
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Old Feb 26, 2009 | 04:45 PM
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Default Re: ecu chipping capacitors and resistors??

read this

http://wikitest.pgmfi.org/twiki/bin/...nToECUChipping
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Old Mar 2, 2009 | 11:10 AM
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Default Re: ecu chipping capacitors and resistors??

Originally Posted by boosted k20
i personally have not installed the capacitors when chipping ecus. All the ecus have run fine with no issues w/o the caps
Same here. I did for about the first 2 years but ran out one day and never went back. As for the size of the resistors/caps as long as there the correct ratings your fine. Probably like everything else as tech gets better parts will get smaller.
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