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 LYN Proton Wira Club (LYN-PWC) V-XXVI, Come in & let's discuss about Wira

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liquidvamp
post Aug 4 2011, 11:51 PM

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From: dusk till dawn.
hi guys!

just decided to post in this thread. (been lurking for a while tongue.gif)

u can call me vampy. lol. im using a wira A/B powered with 4G91 for like almost 5 years. done nothing to the engine. just exterior make ups. still in the process tho. no $$ to do everything. still have alot to do. (my car looks like trash atm sad.gif)

anyway, hope i'll get alot of info here. well, got alot of infos already. maybe when i wanted to do something to my car, i can ask for suggestions from all u taikos. biggrin.gif

sila tunjuk ajar wahai sifu² sekalian!

thanks! =D>
liquidvamp
post Sep 19 2011, 05:08 PM

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774 posts

Joined: Sep 2008
From: dusk till dawn.
hi sifus..

recently after top-overhauling my engine, idk why my exhaust got white smoke. especially during the startup. sometimes the smell of the smoke went inside the car. im not really sure what's the problem. my friend say that i have to full-overhaul the car. but i know that will cost a bomb.

may i know which part should i check 1st?


thanks! biggrin.gif
liquidvamp
post Sep 20 2011, 02:27 AM

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From: dusk till dawn.
QUOTE(xxboxx @ Sep 19 2011, 06:39 PM)
previously before top overhaul didn't have white smoke? if done top overhaul but still got white smoke, only left the piston ring that can cause it, can say need to full overhaul.

but if no smoke before done top overhaul, most probably your mechanic screw up somewhere when he do the top overhaul. best to give a week and see how 1st, also check if your engine oil decrease or not.
*
hi. thanks for answering biggrin.gif

before the top overhaul, there arent any smoke. or maybe it's just a normal one, which u only can smell it sometimes. n yes, the engine oil is decreasing quite fast than before and my engine is eating up petrol too. rclxub.gif

so it's because the piston ring? if it's because of the mechanic, what did he do till my car become like that?


thanks! rclxms.gif
liquidvamp
post Sep 20 2011, 09:31 AM

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From: dusk till dawn.
QUOTE(xxboxx @ Sep 20 2011, 09:14 AM)
it will be strange if it is piston ring because when doing top overhaul, the piston ring still can't be touched, so it should remain the same as before you do top overhaul.

did you changed to different oil viscosity? ie. last time use xW50 but now use xW40, if so maybe last time the oil helps to close any gaps in piston ring.

hard to say where the mechanic do wrong. maybe he put back the block head but didn't use the right torque strength, or maybe he didn't replace some valve seal that hardened, or could be so many other things.

best if you go ask the mechanic again to diagnose the problem. if he said need to do full overhaul, ask him to explain where the problem till need full overhaul and why before do top overhaul the oil doesn't decrease as much as after done it.
*
i didnt change the oil viscosity. keep using the same brand & viscosity. i think the best solution here is to go to a mechanic and ask them what's the problem. but then, it's hard to find a very honest mechanic around here as i dont know any since im not from here (sunway). cry.gif

thanks for ur time to answer my questions! biggrin.gif my car got a lot of problems right now. but i'll ask about it later. haha sweat.gif

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