Wira 1.5 auto check engine light on when full throttle

wsonny

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May 21, 2005
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I had a wira 1.5 auto fuel injection when ever I climb up hill I press down the throttle the engine go on. Can anyone pls advise me what happen do I need to clean up the throttle sensor or ecu problem?
 

gunnerzz

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Jul 3, 2014
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I had a wira 1.5 auto fuel injection when ever I climb up hill I press down the throttle the engine go on. Can anyone pls advise me what happen do I need to clean up the throttle sensor or ecu problem?
how does the engine idle?
 

Izso

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Mar 28, 2004
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When full throttle do you get any other side effect like choking or stuttering? Possibly one of the sensors need checking. Also which Wira is yours? VDO or MMC?
 

wsonny

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May 21, 2005
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nothing. just the light on when i full throttle. engine still very stable condition. Not sure either VOD or MMC.

---------- Post added at 10:02 AM ---------- 6 hour anti-bump limit - Previous post was at 10:00 AM ----------

when full throttle no side effect, no symptoms. I also not sure either VDO or MMC. Mayb some of the sensor need to replace
 

gunnerzz

2,000 RPM
Jul 3, 2014
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Melaka
have to check with computer lh bro.
happen to my friend wira before but his is 1.6 model.
in his case its the knock sensor which has its connection not good.
nothing isnabnormalnabt the engine running.
 
Mar 6, 2018
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hi i have issue also on check engine light. the diagnose appears “isc servo valve / iac v. pos. s/circuit” . the mechanic said i need to change the TB around 380rm? do i need to change? because i read mostly issue on proton wira was sensor need to replace. thanks who will answer.
 

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