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  1. Join Date
    Oct 2015
    Posts
    99
    #1
    Hi po.
    Car is rav 4 2007.
    Story goes like this.
    Nadrain yung battery ng car. May light ang instruments pero pag turn ng ignition key everything went very dim and nothing happens no click no sound of engine cranking.

    So Nagpadeliver ng battery sa motolite.
    Nagstart na. However, when we made a full stop at an intersection nag 500rpm and car started shaking. And pag nagmenor sa mga intersection ganun ren nagshake and 500 rpm.

    Gonna try resetting ecu (remove terminal for 30mins).

    Sent from my SM-N910C using Tapatalk

  2. Join Date
    Aug 2015
    Posts
    220
    #2
    Quote Originally Posted by dieselpowah View Post
    Hi po.
    Car is rav 4 2007.
    Story goes like this.
    Nadrain yung battery ng car. May light ang instruments pero pag turn ng ignition key everything went very dim and nothing happens no click no sound of engine cranking.

    So Nagpadeliver ng battery sa motolite.
    Nagstart na. However, when we made a full stop at an intersection nag 500rpm and car started shaking. And pag nagmenor sa mga intersection ganun ren nagshake and 500 rpm.

    Gonna try resetting ecu (remove terminal for 30mins).

    Sent from my SM-N910C using Tapatalk
    Pag hindi nakuha sa reset, palinis mo na IACV mo

    sent from my Nokia 3210i

  3. Join Date
    Oct 2015
    Posts
    99
    #3
    Ano po yung iacv? And paano nililinis yun? Kaya ba diy?

    Sent from my SM-N910C using Tapatalk

  4. Join Date
    Aug 2015
    Posts
    220
    #4
    Idle air control valve, yes kaya yan i-DIY kung matyaga kang magbaklas kabit. Check youtube marami kang makikitang tutorial dun with connection sa problem mo. Dun lang din ako natutu 😄 kaya madalas diy na lng ako now

    sent from my Nokia 3210i

  5. Join Date
    Oct 2015
    Posts
    99
    #5
    Thank you sir mentis.

    Sent from my SM-N910C using Tapatalk

  6. Join Date
    Mar 2004
    Posts
    10,309
    #6
    It's possible you just filled up with dirty fuel.

  7. Join Date
    Oct 2015
    Posts
    99
    #7
    Solid shell vpower lang nilalagay sa car.

    Just cleaned the iacv. Pati yung flapping thing. Then ok na. No more low rpm idle.

    Thanks sir mantis.

    Sent from my SM-N910C using Tapatalk

  8. Join Date
    Jul 2013
    Posts
    8
    #8
    mga sir ito rin problema ko konti lang alam ko sa tungkol sa engine Td27 nissan frontier napalitan ko na yung mga fuel filter, minsan po 500 rpm biglang mag fluctuate sa 1k rpm mayroon bang IAVC yung ride ko saan po yun naka locate

  9. Join Date
    May 2006
    Posts
    632
    #9
    unang una kaya nanginginig rav4 ay dahil mababa rpm (500). pangalawa ang 2007 rav4 ay throttle motor na so walang iac valve. ano ang dahilan at bumaba rpm- ganito yan ng mamatay baterya nawala sa memory ng pcm ang learned throttle position nya kaya ng ma restore ang power nag default siya sa default value which assume nya na bago and malinis ang throttle body (walang compensation sa carbon built up sa throttle). what to do- disconnect battery negative, tanggalin throttle body,give the throlle body a good cleaning esp the plate. pag tapos na reconnect battery, ignition on (engine off) mga 5 sec ign off mga 10 sec (3-4 times). start the engine and it[s done.

    also the above procedures ay applicable din sa mga may throttle motor but ingat sa mga ibang car na makukulit na di kaya ng ganyan procedures like chev optra and nissan x-trail

  10. Join Date
    Aug 2015
    Posts
    109
    #10
    Mga sir meron bang iacv ang civic 2000 lxi mt? Magkano po palinis nito?ty

  11. Join Date
    May 2006
    Posts
    632
    #11
    Quote Originally Posted by luffin View Post
    Mga sir meron bang iacv ang civic 2000 lxi mt? Magkano po palinis nito?ty
    meron ho, depende sa shop kung magkano palinis

  12. Join Date
    Aug 2015
    Posts
    109
    #12
    Quote Originally Posted by t2erns View Post
    meron ho, depende sa shop kung magkano palinis
    usually sir mga magkano po inaabot? wala kasi ako idea kung magkano. pwede po ba palinis to sa shell? thanks

  13. Join Date
    Oct 2002
    Posts
    15,528
    #13
    Quote Originally Posted by luffin View Post
    usually sir mga magkano po inaabot? wala kasi ako idea kung magkano. pwede po ba palinis to sa shell? thanks
    better bring to to a shop familiar with the cleaning of the throttle body and its components. some of the components are really very sensitive like the MAF sensor.

    usually, the price is at 800 to 1k pesos, kasama na contact cleaner.
    tapos panoorin mo, mga susunod na linisan, pwedeng ikaw na.

  14. Join Date
    Aug 2015
    Posts
    109
    #14
    Quote Originally Posted by 1D4LV View Post
    better bring to to a shop familiar with the cleaning of the throttle body and its components. some of the components are really very sensitive like the MAF sensor.

    usually, the price is at 800 to 1k pesos, kasama na contact cleaner.
    tapos panoorin mo, mga susunod na linisan, pwedeng ikaw na.
    sir same lang po ba ung contact cleaner sa carb cleaner? . tatangalin po ba ung buong throttle body bago malinis ung iacv?

  15. Join Date
    Oct 2002
    Posts
    15,528
    #15
    Quote Originally Posted by luffin View Post
    sir same lang po ba ung contact cleaner sa carb cleaner? . tatangalin po ba ung buong throttle body bago malinis ung iacv?
    magkaiba ang contact cleaner sa carb cleaner. contact cleaner is better for electronics.
    depende sa oto, pero ang IACV ay nasa labas lang. pero pag nilinis yan, buo na kasama MAF sensors. otherwise, kung iacv lang, baka madumi na din ang ibang components and di mawawala ang issue mo.

  16. Join Date
    Aug 2015
    Posts
    109
    #16
    Quote Originally Posted by 1D4LV View Post
    magkaiba ang contact cleaner sa carb cleaner. contact cleaner is better for electronics.
    depende sa oto, pero ang IACV ay nasa labas lang. pero pag nilinis yan, buo na kasama MAF sensors. otherwise, kung iacv lang, baka madumi na din ang ibang components and di mawawala ang issue mo.
    okay sir thanks!

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500 rpm and shaking