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  <channel>
    <title>General</title>
    <description>General HW modding questions and answer discussions here.</description>
    <pubDate>Tue, 21 Jul 2026 01:55:13 +0000</pubDate>
    <lastBuildDate>Tue, 21 Jul 2026 01:55:13 +0000</lastBuildDate>
    <generator>CleanMPG</generator>
    <link>http://www.cleanmpg.com/community/index.php?forums/85/</link>
    <atom:link rel="self" type="application/rss+xml" href="http://www.cleanmpg.com/community/index.php?forums/85/index.rss"/>
    <item>
      <title>California’s proposed new tire regulations.</title>
      <pubDate>Thu, 21 May 2026 05:56:23 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/57498/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/57498/</guid>
      <author>invalid@example.com (CapriRacer)</author>
      <dc:creator>CapriRacer</dc:creator>
      <content:encoded><![CDATA[On Friday, April 24, 2026, the California Energy Commission issued its proposed new tire regulations for tires sold in California.  The new regulations would require passenger car and light truck tires to meet a maximum rolling resistance level which varies by tire category in 2 phases.  The first phase is slated for January 1, 2028, and the second phase on January 1, 2031.  The new regulations include a minimum wet grip level.<br />
<br />
In addition to the tire requirements, tire manufacturers (or brand name owners) would be required to submit data to the CEC on all tires that meet the regulations....<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/57498/" class="internalLink">California’s proposed new tire regulations.</a>]]></content:encoded>
      <slash:comments>3</slash:comments>
    </item>
    <item>
      <title>Tire Size Calculator</title>
      <pubDate>Thu, 02 May 2024 17:30:38 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/33018/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/33018/</guid>
      <author>invalid@example.com (drimportracing)</author>
      <dc:creator>drimportracing</dc:creator>
      <content:encoded><![CDATA[This is good if you are considering changing your wheel or tire sizes to increase fuel economy and want to know how far off your speedometer or odometer will be.  <br />
<br />
<a href="http://www.miata.net/garage/tirecalc.html" target="_blank" class="externalLink" rel="nofollow">http://www.miata.net/garage/tirecalc.html</a><br />
<br />
- Dale]]></content:encoded>
      <slash:comments>2</slash:comments>
    </item>
    <item>
      <title>GPS Week Number Rollover</title>
      <pubDate>Wed, 06 Nov 2019 00:29:22 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/56348/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/56348/</guid>
      <author>invalid@example.com (Jay)</author>
      <dc:creator>Jay</dc:creator>
      <content:encoded><![CDATA[I got an email from TomTom notifying me that an older GPS that I own will become inoperable after April 6 due to a GPS phenomenon called &quot;week number rollover&quot; or WNRO. WNRO occurs every 19 years when the GPS system resets its calendar to zero. TomTom likens it to an odometer that rolls over from all nines to zero again.<br />
<br />
Even though TomTom no longer supports my old GPS with updates, they offer a one-time update to get past WNRO and keep the device working. That&#039;s good because I still use it occasionally on my motorcycle. <br />
<br />
So heads up those of you with older GPS devices. April 6 2019 is...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/56348/" class="internalLink">GPS Week Number Rollover</a>]]></content:encoded>
      <slash:comments>17</slash:comments>
    </item>
    <item>
      <title>Rear vs front brake pad wear on ICE vehicle</title>
      <pubDate>Sun, 24 Mar 2019 03:02:16 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/56315/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/56315/</guid>
      <author>invalid@example.com (MPGee)</author>
      <dc:creator>MPGee</dc:creator>
      <content:encoded><![CDATA[I was at my tire/lube place for typical maintenance, and they warned me that my front pads looked low. After an inspection, they said it was 2mm on one side, 3mm on the other. Rear shoes were at 7mm (&quot;like new&quot;, were his exact words).<br />
<br />
This is at my vehicle&#039;s 180,000 mile maintenance (actually performed at 179,300 miles).<br />
<br />
Is this normal that the rear brakes still have so much left, vs the front? (I guess, by normal, I mean for a hypermiled vehicle. <img src="styles/default/xenforo/clear.png" class="mceSmilieSprite mceSmilie2" alt=";)" title="Wink    ;)" />)<br />
<br />
This is on a traditional ICE&#039;d 07 Toyota Matrix, base engine (front disc, rear drum). I downshift when coming to a stop regularly...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/56315/" class="internalLink">Rear vs front brake pad wear on ICE vehicle</a>]]></content:encoded>
      <slash:comments>7</slash:comments>
    </item>
    <item>
      <title>Anyone here insulate their vehicle?</title>
      <pubDate>Thu, 10 Aug 2017 22:42:42 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/41817/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/41817/</guid>
      <author>invalid@example.com (TheStepChild)</author>
      <dc:creator>TheStepChild</dc:creator>
      <content:encoded><![CDATA[Just wondering if anyone else has insulated their vehicle?<br />
<br />
Its not much weight, 100 sq ft of the stuff I used in the Silverado was 25.1 pounds shipped.  And 100 sq ft was almost enough to do the whole truck, a crew cab, floor, ceiling, doors and back wall.<br />
<br />
I mainly did it to lower road noise and, many times Ive been out in the middle of no-where and run out of hours (DOT rules, I have to run a log book and all that crap), and stopped for the night catching a nap in the back seat.  I cant sleep with the truck running. So winter time I have a 0 degree sleeping bag with me for those...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/41817/" class="internalLink">Anyone here insulate their vehicle?</a>]]></content:encoded>
      <slash:comments>9</slash:comments>
    </item>
    <item>
      <title>Enabled DRLs and changed OLM on 08 Escape Hybrid</title>
      <pubDate>Tue, 31 Jan 2017 22:46:07 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/53957/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/53957/</guid>
      <author>invalid@example.com (08EscapeHybrid)</author>
      <dc:creator>08EscapeHybrid</dc:creator>
      <content:encoded><![CDATA[So, I bought an OBDII adapter.  Just tried it out this afternoon.  Worked perfectly.  With ForScan I enabled the DRL&#039;s on my 08 Hybrid.  I also rooted around to see what other stuff I could change.  I was able to change the Oil Life Monitor from 7,500 miles/6 months to 10,000 miles/1 year as the manual calls for.  SUCCESS!  Now I don&#039;t have to keep track of it, I can rely on the OLM.  The whole thing about the Amazon ad saying it is not compatible with hybrids was phooey.  <br />
<br />
I also ran a bunch of tests, and the only thing that came up with was a 4x4 fault, but that&#039;s to be expected because...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/53957/" class="internalLink">Enabled DRLs and changed OLM on 08 Escape Hybrid</a>]]></content:encoded>
    </item>
    <item>
      <title>iOS OBD Tool development</title>
      <pubDate>Thu, 25 Aug 2016 19:22:18 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/53235/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/53235/</guid>
      <author>invalid@example.com (Kalvin)</author>
      <dc:creator>Kalvin</dc:creator>
      <content:encoded><![CDATA[Hello All,<br />
<br />
I am new here but I have been chasing good fuel economy for a few years now. I had gotten a Scangauge-E  hooked up to my 2011 Honda Civic EX AT a while back which has helped me quite a bit but has left me wanted more after a few months. Only shows two gauges at a time, DFCO was not properly detected no matter how much config/reseting. <br />
<br />
So I finally (and recently) started on a new project. Instead of upgrading to the Scangauge 2, adding only 2 more gauges, I developed an iOS application. I have my old iPhone 5 lying around which I have been using for my gauge. I call it Cluster...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/53235/" class="internalLink">iOS OBD Tool development</a>]]></content:encoded>
      <slash:comments>8</slash:comments>
    </item>
    <item>
      <title>Best Family Car Tires - Consumer Reports</title>
      <pubDate>Sat, 03 Oct 2015 19:14:39 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/52462/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/52462/</guid>
      <author>invalid@example.com (JohnM)</author>
      <dc:creator>JohnM</dc:creator>
      <content:encoded><![CDATA[After a year of testing and analysis, Consumer Reports has released new car tire ratings on 47 all-season and performance all-season tires models and 21 snow tires. The results? Michelin, Continental, and Pirelli claim top honors for all-season tires, and Michelin and Nokian lead with top-scoring winter/snow tires.<br />
<br />
<a href="https://www.yahoo.com/autos/s/best-family-car-tires-120009256.html" target="_blank" class="externalLink" rel="nofollow">https://www.yahoo.com/autos/s/best-family-car-tires-120009256.html</a>]]></content:encoded>
    </item>
    <item>
      <title>Kammback try on a Honda FIT</title>
      <pubDate>Sun, 31 May 2015 19:56:51 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/49455/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/49455/</guid>
      <author>invalid@example.com (Die2self)</author>
      <dc:creator>Die2self</dc:creator>
      <content:encoded><![CDATA[I have been looking over on EM and other sources for Kammbacks and have decided to try and see what I can do for my FIT to make it more FITTING.<br />
<br />
So I mocked up one this afternoon with some cardboard and tape to see what shape I could get with it. this is what I came up with so far.  I left a 2 inch or so flap on the main part and may fill in the side triangles (as seen in the left and right pictures if I want to keep the length.<br />
<br />
Right<br />
<img src="http://www.cleanmpg.com/photos/data/500/kamm-right.jpg" class="bbCodeImage LbImage" alt="[&#x200B;IMG]" data-url="http://www.cleanmpg.com/photos/data/500/kamm-right.jpg" /><br />
<br />
Left<br />
<img src="http://www.cleanmpg.com/photos/data/500/medium/kamm-left.jpg" class="bbCodeImage LbImage" alt="[&#x200B;IMG]" data-url="http://www.cleanmpg.com/photos/data/500/medium/kamm-left.jpg" />...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/49455/" class="internalLink">Kammback try on a Honda FIT</a>]]></content:encoded>
      <slash:comments>42</slash:comments>
    </item>
    <item>
      <title>MobileLED MD-550  Scrolling LED Sign. Need ideas.</title>
      <pubDate>Tue, 25 Nov 2014 18:11:48 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/6055/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/6055/</guid>
      <author>invalid@example.com (ericbecky)</author>
      <dc:creator>ericbecky</dc:creator>
      <content:encoded><![CDATA[Does anyone else have a MobileLED MD-550?<br />
<i>edited to add:The Company appears to be out of business.  <a href="http://web.archive.org/web/20070228171615/www.mobileled.com/550vehicleadvertising.html" target="_blank" class="externalLink" rel="nofollow">This is a link to an archived verison of their web page</a>.</i><br />
<br />
I just bought one with red LEDs and am in the process of coming up with some messages for it. <br />
<b>I have room for 60 more and would like your ideas.</b><br />
<br />
Right now I am keeping things pretty tame.<br />
I am not out to upset people.<br />
<br />
Here&#039;s what I have so far:<br />
Good Morning<br />
Good Afternoon<br />
Good Evening<br />
Driving Slowly...Please Pass<br />
55...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/6055/" class="internalLink">MobileLED MD-550  Scrolling LED Sign. Need ideas.</a>]]></content:encoded>
      <slash:comments>23</slash:comments>
    </item>
    <item>
      <title>KAT cartridge heater malfunction</title>
      <pubDate>Sat, 25 Oct 2014 12:24:54 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/46773/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/46773/</guid>
      <author>invalid@example.com (schuylkill)</author>
      <dc:creator>schuylkill</dc:creator>
      <content:encoded><![CDATA[I&#039;ve had a KAT cartridge heater in my Elantra since Nov. 16th.  I have it on a timer and it has been working well, use a 12 ga. cord out to me car.  The other morning my temp was not up and when I checked the outlet&#039;s breaker had tripped and the heater is cooked.  I got it at a local NAPA and it has a 12 month warranty and they are kindly ordering me another and I&#039;ll pick it up Saturday.  Any suggestions on a set up that may be more reliable? (I think it shorted when I had it plugged directly to the outlet one morning without using the timer.)]]></content:encoded>
      <slash:comments>10</slash:comments>
    </item>
    <item>
      <title>Could Driverless Cars Help America Achieve Energy Independence?</title>
      <pubDate>Sat, 20 Sep 2014 06:09:08 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/50611/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/50611/</guid>
      <author>invalid@example.com (JohnM)</author>
      <dc:creator>JohnM</dc:creator>
      <content:encoded><![CDATA[The adoption of driverless cars would solve many problems, including saving tens of thousands of lives, quadrupling highway capacity, and returning independence to those who are too elderly or physically unable to drive. <br />
<br />
However, I&#039;d like to focus on how autonomous vehicle technology could help America in its quest to raise its fuel economy and achieve independence from foreign oil....<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/50611/" class="internalLink">Could Driverless Cars Help America Achieve Energy Independence?</a>]]></content:encoded>
      <slash:comments>5</slash:comments>
    </item>
    <item>
      <title>California licenses handful of self-driving cars, most from Google</title>
      <pubDate>Tue, 16 Sep 2014 23:29:26 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/50645/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/50645/</guid>
      <author>invalid@example.com (JohnM)</author>
      <dc:creator>JohnM</dc:creator>
      <content:encoded><![CDATA[LOS ANGELES -- Computer-driven cars have been testing their skills on California roads for more than four years -- but until now, the Department of Motor Vehicles wasn&#039;t sure just how many were rolling around.<br />
<br />
That changed Tuesday, when the agency required self-driving cars to be registered and issued testing permits that let three companies dispatch 29 vehicles onto freeways and into neighborhoods -- with a human behind the wheel in case the onboard equipment makes a bad decision....<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/50645/" class="internalLink">California licenses handful of self-driving cars, most from Google</a>]]></content:encoded>
    </item>
    <item>
      <title>Insight oil change, no ramps needed.</title>
      <pubDate>Tue, 12 Aug 2014 02:31:25 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/1803/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/1803/</guid>
      <author>invalid@example.com (highwater)</author>
      <dc:creator>highwater</dc:creator>
      <content:encoded><![CDATA[Many times a new Insighter will ask about changing the oil: What oil to use, which is the best filter, do you have to jack it up…etc. It seems that the advise given always included the purchase of some ramps to get the front end up off the ground. Since day one, I have never used ramps when changing the oil in the Insight. Of course this is if you do your own oil changes. Here’s my method….<br />
<br />
<br />
I took a one gallon metal paint thinner can, the squareish one, laid it on one of its largest sides, where the screw cap would be up, and cut out the side. This will create a pan that is...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/1803/" class="internalLink">Insight oil change, no ramps needed.</a>]]></content:encoded>
      <slash:comments>2</slash:comments>
    </item>
    <item>
      <title>Hot Pad pan heater install question</title>
      <pubDate>Thu, 17 Jul 2014 21:55:24 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/50213/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/50213/</guid>
      <author>invalid@example.com (TheStepChild)</author>
      <dc:creator>TheStepChild</dc:creator>
      <content:encoded><![CDATA[Sorry if I asked this somewhere here already. Can&#039;t find it if I did.<br />
<br />
I ordered 2 of these:<br />
<a href="http://www.amazon.com/gp/product/B000I8VL3O/ref=s9_simh_gw_p263_d0_i1?pf_rd_m=ATVPDKIKX0DER&amp;pf_rd_s=center-2&amp;pf_rd_r=13Y6DYQ6X61F33E4JS5F&amp;pf_rd_t=101&amp;pf_rd_p=1688200382&amp;pf_rd_i=507846" target="_blank" class="externalLink" rel="nofollow">http://www.amazon.com/gp/product/B0...pf_rd_t=101&amp;pf_rd_p=1688200382&amp;pf_rd_i=507846</a><br />
Kat&#039;s 100 Watt heating pad<br />
<br />
They were in sale for $17.xx and free shipping when I bought them.<br />
<br />
I was originally thinking one for the van oil pan and one for the next car if it&#039;s an ice or put the 2nd on the Elantra oil pan.<br />
Due to an unfortunate turn of events this week, there may not be a next car anytime...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/50213/" class="internalLink">Hot Pad pan heater install question</a>]]></content:encoded>
      <slash:comments>2</slash:comments>
    </item>
    <item>
      <title>Good add-on bluetooth units?</title>
      <pubDate>Thu, 03 Apr 2014 21:09:08 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/49722/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/49722/</guid>
      <author>invalid@example.com (brick)</author>
      <dc:creator>brick</dc:creator>
      <content:encoded><![CDATA[Has anybody had a <i>good</i> experience adding a bluetooth kit to a vehicle that didn&#039;t originally come with it?  I would like to install something in the Ody since I consider it a safety thing.  The only problem is I&#039;m not sure what to get.  I see that Parrot makes a few units that I can hard-wire into the existing radio, which is attractive.  However I keep reading horror stories about them becoming flaky or outright failing after as little as a few months of use.  The other option seems to be installing a new headunit with integrated bluetooth.  My preference would be not to go that...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/49722/" class="internalLink">Good add-on bluetooth units?</a>]]></content:encoded>
      <slash:comments>2</slash:comments>
    </item>
    <item>
      <title>50 mpg goal on Saturn Sl1</title>
      <pubDate>Tue, 25 Mar 2014 10:23:42 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/12025/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/12025/</guid>
      <author>invalid@example.com (Raysp30)</author>
      <dc:creator>Raysp30</dc:creator>
      <content:encoded><![CDATA[I&#039;ve recently become a mpg enthusiast.  I have a 2000 Saturn SL1, which was getting about 22 mpg up until a few weeks ago.  I went and replaced a slew of sensors, upgraded to synthetic oil, and upgraded to a K&amp;N air filter.  That done, I was seeing roughly 40-45 mpg on the highway.<br />
<br />
From there I made an oil catch can and rigged up a fuel heating device using the return coolant line running down most of the fuel line and back (the space around the fuel filter was just too small to try to wrap anything around).<br />
<br />
I have a goal of 50 mpg on the highway, and I would like to see 40+ in the...<br />
<br />
<a href="http://www.cleanmpg.com/community/index.php?threads/12025/" class="internalLink">50 mpg goal on Saturn Sl1</a>]]></content:encoded>
      <slash:comments>20</slash:comments>
    </item>
    <item>
      <title>Run your furnace with a Prius</title>
      <pubDate>Sun, 05 Jan 2014 19:54:17 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/49133/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/49133/</guid>
      <author>invalid@example.com (Airbalancer)</author>
      <dc:creator>Airbalancer</dc:creator>
      <content:encoded><![CDATA[Does not tell you how  but it would help some people out <br />
<a href="http://read.thestar.com/?origref=#!/article/52c8b946ec06910733000475-ice-storm-2013-toyota-prius-powers-thornhill-man-s-home" target="_blank" class="externalLink" rel="nofollow">http://read.thestar.com/?origref=#!...2013-toyota-prius-powers-thornhill-man-s-home</a>]]></content:encoded>
      <slash:comments>4</slash:comments>
    </item>
    <item>
      <title>E85 is popular</title>
      <pubDate>Wed, 20 Nov 2013 12:29:45 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/45330/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/45330/</guid>
      <author>invalid@example.com (herm)</author>
      <dc:creator>herm</dc:creator>
      <content:encoded><![CDATA[popular with BRZ/FRS owners that want to tune their cars.. 30 extra hp<br />
<br />
Sorry if I made you choke on your donuts :stickshift:<br />
<br />
<a href="http://www.ft86club.com/forums/showthread.php?t=14471" target="_blank" class="externalLink" rel="nofollow">http://www.ft86club.com/forums/showthread.php?t=14471</a>]]></content:encoded>
      <slash:comments>19</slash:comments>
    </item>
    <item>
      <title>PCV Hose redirected</title>
      <pubDate>Wed, 13 Nov 2013 00:06:06 +0000</pubDate>
      <link>http://www.cleanmpg.com/community/index.php?threads/48739/</link>
      <guid>http://www.cleanmpg.com/community/index.php?threads/48739/</guid>
      <author>invalid@example.com (Dave S)</author>
      <dc:creator>Dave S</dc:creator>
      <content:encoded><![CDATA[I have seen multiple cases where guys have added an oil separator to the pcv line and reconnected the line to the intake. What would be the harm if I redirected the line to the unfiltered side of the air cleaner (N &amp; K filter) Just like the old carburetor days]]></content:encoded>
      <slash:comments>1</slash:comments>
    </item>
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