Chuck -

I've talked with a few other gear-heads and have come to the same
conclusion. -- Based upon the lack of CEL and the relatively
unchanged fuel consumption post exhaust upgrade, I am guessing things
are OK...

Thanks to those that chimed in...

- L



On Tue, 2 Nov 2004 22:30:39 -0500, "chuckk"
> wrote:

>I don't know if that's a good indication these days. The feds insist that
>the engine run leaner than they did in the old days when we used pipe
>discoloration to judge rich/lean.
>
>"L Bader" > wrote in message
.. .
>> Chuck -
>>
>> Thanks for the lead. The car has ~43K miles on it. Having owned it
>> for only 6 months, I've not changed the fuel filter.
>>
>>
>> Leon -
>>
>> My reasoning for the "running lean" assessment is due to the blueing
>> verse s bronzing of the RB 4-1 stainless header.
>>
>> I agree that changing the filter is a first option over adding a
>> resistor of unknown size...
>>
>> - L
>>
>>
>>
>> On Thu, 28 Oct 2004 23:59:05 GMT,
>> (Leon van Dommelen) wrote:
>>
>>>L Bader > wrote:
>>>
>>>>On Mon, 25 Oct 2004 23:30:33 -0400, "chuckk"
> wrote:
>>>>
>>>>>What for?
>>>>
>>>>After replacing the intake, building a cold air box for said intake,
>>>>and a high-flow exhaust from manifold back, I seem to be running a bit
>>>>lean...
>>>
>>>Why do you say so? You should be putting only a small percentage more
>>>air through the system as usual.
>>>
>>>Apparently, the JR uses a resistor in the air temperature circuit to
>>>trick the ECU in adding more fuel. You could try the same with a much
>>>smaller resistor. I do not remember what the resistance of the JR kit
>>>one is, (if I ever knew,) but you could try the power forum on
>>>miataforum.com.
>>>
>>>Following chuck's advice in insuring the proper operation of the
>>>OEM system first seems like a good idea, though. You hate to
>>>have to take out the resistor later again after you replace the
>>>fuel filter or fuel pump, say.
>>>
>>>Leon
>>>
>>>>>It's likely that springing for an aftermarket ECU is in your future.
>>>>
>>>>I figured as much, but thought I would ask...
>>>>
>>>>Original question below:
>>>>>>
>>>>>> Does anyone have a reasonable fix, aside from purchasing the FM-ECU ?
>>>>>>
>>>>
>>>>'97 STO, "Chouki"
>>>>
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>>
>> '97 STO, "Chouki"
>>
>> // Change TEJAS to TX to reply via eMail //
>
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'97 STO, "Chouki"

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