[Diy_efi] RE: [EECTuner/TwEECer] Cleaning a MAF

[Grant Beaty]

Supposedly Supras do that on startup, spikes the voltage for a second. Th=
e
hot-wire is platinum, not sure what the thermistor is made out of. I've
never heard of any MAF failures on mkiv Supras, but that doesn't mean it
hasn't happened.

Grant

-----Original Message-----
From: Thomas Tornblom <Thomas.Tornblom at Hax.SE>
To: EECTuner at yahoogroups.com <EECTuner at yahoogroups.com>; diy_efi at diy-efi.=
org
<diy_efi at diy-efi.org>
Date: Tuesday, November 05, 2002 10:12 AM
Subject: [Diy_efi] RE: [EECTuner/TwEECer] Cleaning a MAF



> To: "'EECTuner at yahoogroups.com'" <EECTuner at yahoogroups.com>, DIY- EFI
<diy_efi at diy-efi.org>
> From: "Kimball, Jeffrey G" <jeffrey.g.kimball at boeing.com>
> Date: Mon, 4 Nov 2002 10:51:40 -0800
> Subject: RE: [EECTuner/TwEECer] Cleaning a MAF
>
> I haven't followed this issue up to now, but doesn't the EEC-IV
> "automatically" clean the wire?  One of the "brand X" systems I used in
the
> past, as part of it's "maintenance" software, actually had a function t=
hat
> once in a while would allow the wire to "get real hot" and burn off
> contaminants..

That's apparently a GM thing. The EEC does not do that, unfortunately. Th=
at
might have saved my rings this summer...

>
> Does the EEC do something similar?
>
> Jeff
>

Cheers,
Thomas

> -----Original Message-----
> From: A6intruder [mailto:A6intruder at adelphia.net]
> Sent: Monday, November 04, 2002 10:47 AM
> To: EEC Tuner Group; DIY- EFI
> Subject: [EECTuner/TwEECer] Cleaning a MAF
>
>
> I've seen posts in the past about cleaning a MAF sensor elements proper=
ly.
> I have a Pr0-M which I've cleaned once according to these suggestions:
> remove element holding sensor wires, carefully touch elements with Q-ti=
p
> soaked in rubbing alcohol, re-assemble.  I was concerned the whole time=
 I
> would destroy the sensor elements!
>
> Rather than risk the physical damage of touching these seemingly sensit=
ive
> elements with anything, would it be more appropriate to use a spray
solvent
> and just let the stream of solvent wash away any oil or dirt on the sen=
sor
> elements?  I would have the MAF out of the car for this cleaning
operation.
>
> If an appropriate procedure, what spray solvent would be a good choice?
> Brake cleaner with Tri-Clor will clean ANYTHING but it will also 'eat' =
a
lot
> of materials...  Would electrical contact cleaners from Radio Shack or
> others be a good choice?
>
> Thanks,
>
> Daniel R. Nicoson
> Equipment Exchange Company
> Phone:  (814) 774-0888
> Fax:      (814) 774-0880
>
>
>
> [Non-text portions of this message have been removed]
>
>
> Check out http://www.iwantperformance.net/cgi-bin/ultimatebb.cgi for lo=
ts
> more info.....
>
>
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> Check out http://www.iwantperformance.net/cgi-bin/ultimatebb.cgi for lo=
ts
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>
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Real life:      Thomas T=F6rnblom             Email:  Thomas.Tornblom at Hax=
.SE
Snail mail:     HB Hax                      Phone:    +46  18 290 290
                Banvallsv=E4gen 14            Fax:      +46  18 290 291
                S - 754 40 Uppsala, Sweden  Cellular: +46  70 261 1372


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