Re: '93 civic failed emission or suspicious emision test ?
robb wrote:
> "jim beam" <me@privacy.net> wrote in message
> news:8ZWdneEn_a6spLzXnZ2dnUVZ_jednZ2d@speakeasy.ne t...
>> Tegger wrote:
>>> "robb" <some@where.on.net> wrote in
>>> news:LKydnT1nJZ2AubzXnZ2dnUVZ_qSdnZ2d@earthlink.co m:
>>>
>>> <snip>
>>>
>>>> I say it is original. I think it is the original.
>>>> Does honda service ever replace O2 sensor in any of there
> regular
>>>> service intervals ? I do not remeber ever seeing the O2
> sensor
>>>> being replaced but i did take the car in for whatever the
> **BIG**
>>>> service intervals were ( ? 90K / 120K / 150K ? the numbers
> escape
>>>> my memory)
>>>>
>>>> Oh well, time to start replacing stuff.
>>> Did you even bother to read Steve W's post?
>>>
>>> There may be nothing at all wrong with your car, but there
> was LOTS wrong
>>> with the technician's actions durng the test.
>>>
>> i'm not sure i buy that - this guy's story doesn't add up.
> testing
>> machines won't accept a test unless the test protocol is
> followed
>> closely, and 2718rpm at 25mph is not first gear like the op
> alleges.
>> the machine checks for rpm's and won't accept if not in range.
> and not
>> only must they be in range, they must be relatively constant.
> if
>> they're not constant, the machine extends the test until they
> are and
>> held there for the requisite test duration.
>>
>> bottom line - this is probably a valid test and a simple
> failure. given
>> that the op hasn't changed the sensor in 18 years, he probably
> hasn't
>> changed plugs or leads either - a much more likely cause of
> incomplete
>> combustion and high readings.
>>
>
> Hello OP here ...
> While i applaud your deductive reasoning on my story to keep me
> honest , the story is a truthful rendition of what occured
> durring the emission test.
>
> the only thing i allege is what i saw, which was a big 20
> something on the emission monitor and peeking at the tachometer
> that was in the car and seeing it hovering around 5-6k or
> there abouts for about 30 seconds (while the tester watched the
> monitor) and me realizing that for the 25/25 test it seems he
> never shifted out of first gear , next he ground the gears again
> a bit and managed to get it into to second for the next test.
>
> I was not really paying attention to the testing until i heard
> the engine reving really high, i didn't remember that during any
> past test and when he slightly ground the gears i became more
> watchful and started adding up all the other stuff he did like
> move the tach sensor all around the car and the comment about the
> bad RPM made me wonder if the tester guy just flubbed my test or
> is it reallistic to think that 1 year and 5400 miles later my car
> has gone from clean to enviro-mean,
>
> maybe the emmision machine was reading 2700 when he had it reved
> up to 5K ? i do not know but someone probably knows there are
> alot of experienced and smart people here.
>
> anyways that seemed like alot of useless fill for my questions
> which were... can these emission tester guys muck up the test
> like that or do i really need to start looking for the problems
> and more importantly what to concentrate on ?
>
> I do appreciate the help.
>
> robb
>
>
no, he cannot **** up the test - the machine will not accept it. you
need to concentrate on fixing the problem, not the blame. based on your
response, that might be something you find hard to do.
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