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Forced Induction & Engine Management
plz HELP~ timing problem~
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<blockquote data-quote="stand3t" data-source="post: 4452165" data-attributes="member: 96554"><p>i'm using a gsr engine with normal acc like blow off~wastegate~ walbro~ fpr~ e-manage~ (ori acc)</p><p></p><p>the problem is after i changed my throttle body to EVO4~ (coz the gsr TB have problem~ or spoil mayb~ mayb not~)</p><p></p><p></p><p>every time i start the car~ the rpm will go up as usual to 1.5k or 2k sometimes till 2.5k~ and whenever the rpm goes till 2k and above, then the rpm will idle at 1.5 or below abit (without air-con on)</p><p>whenever i on the air-con~ the rpm will idle at 2k~ Here is where the problem STARTS~</p><p></p><p>" whenever i press the clutch during driving~ the rpm will drop till 2k~ (like hi-cam.... i mean timing very high la :stupid:) no matter the rpm is below 2k or above 2k, it will still maintain at 2k~ it will only goes back to normal when i stop and let it idle for 2 to 3 secs (sometimes it will just 'playing around 1.8k to 2.2k rpm)~</p><p></p><p></p><p>however, the rpm will only go back to normal (i mean no more playing with the rpm when i press the clutch during driving) if i leave it idling for around 10 minutes or more (sometimes, 'as usual' it will just persist)<img src="https://zerotohundred.com/forums/styles/default/xenforo/smilies/bawling.gif" class="smilie" loading="lazy" alt=":bawling:" title="Bawling :bawling:" data-shortname=":bawling:" />. </p><p></p><p></p><p></p><p></p><p><img src="https://zerotohundred.com/forums/styles/default/xenforo/smilies/adore.gif" class="smilie" loading="lazy" alt=":adore:" title="adore :adore:" data-shortname=":adore:" /><img src="https://zerotohundred.com/forums/styles/default/xenforo/smilies/adore.gif" class="smilie" loading="lazy" alt=":adore:" title="adore :adore:" data-shortname=":adore:" />ANY SIFU HERE CAN HELP? PLZZZZZZ~ anyone have idea that what is happening??? <img src="https://zerotohundred.com/forums/styles/default/xenforo/smilies/adore.gif" class="smilie" loading="lazy" alt=":adore:" title="adore :adore:" data-shortname=":adore:" /><img src="https://zerotohundred.com/forums/styles/default/xenforo/smilies/adore.gif" class="smilie" loading="lazy" alt=":adore:" title="adore :adore:" data-shortname=":adore:" /></p><p></p><p>The problem ONLY 'comes out' sometimes~ sometimes it do happen very often~</p></blockquote><p></p>
[QUOTE="stand3t, post: 4452165, member: 96554"] i'm using a gsr engine with normal acc like blow off~wastegate~ walbro~ fpr~ e-manage~ (ori acc) the problem is after i changed my throttle body to EVO4~ (coz the gsr TB have problem~ or spoil mayb~ mayb not~) every time i start the car~ the rpm will go up as usual to 1.5k or 2k sometimes till 2.5k~ and whenever the rpm goes till 2k and above, then the rpm will idle at 1.5 or below abit (without air-con on) whenever i on the air-con~ the rpm will idle at 2k~ Here is where the problem STARTS~ " whenever i press the clutch during driving~ the rpm will drop till 2k~ (like hi-cam.... i mean timing very high la :stupid:) no matter the rpm is below 2k or above 2k, it will still maintain at 2k~ it will only goes back to normal when i stop and let it idle for 2 to 3 secs (sometimes it will just 'playing around 1.8k to 2.2k rpm)~ however, the rpm will only go back to normal (i mean no more playing with the rpm when i press the clutch during driving) if i leave it idling for around 10 minutes or more (sometimes, 'as usual' it will just persist):bawling:. :adore::adore:ANY SIFU HERE CAN HELP? PLZZZZZZ~ anyone have idea that what is happening??? :adore::adore: The problem ONLY 'comes out' sometimes~ sometimes it do happen very often~ [/QUOTE]
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Forced Induction & Engine Management
plz HELP~ timing problem~