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<blockquote data-quote="tony5050" data-source="post: 249211" data-attributes="member: 1765"><p>hi geoff,</p><p> </p><p>thanks. The kit tht i have on the perdana is one of the lowest spec, for fuel injection engine point of view.</p><p>It is called a manual mixer system, where the Gas is injected through a mixer placed right before the throttle. </p><p>I have a switch in-car where i can see the level of gas in storage left and able to switch from Gas to Petrol to Gas mode. </p><p>Normally, for an engine to run on gas mode, it will have to be properly heated up first, i.e. may be after 2-3minutes driving. Therefore i iwll have to start the car with petrol everytime, and switch it to gas mode after driving the car for a few hundred meters manually, WITHOUT having to stop the car or whatsoever.</p><p>There're more expensive and sophisticated kit like those Injection kit. the word "Injection" here does not refer to the fuel injection engine, but the way of the gas being delivered into our engine.</p><p>E.g. a 4 cyclinder fuel injection engine with 4 fuel injectors, then the NG(Natural Gas) system will also have 4 injection point to each cylinder, which are all controlled by a closed loop system, governed by an ECU.</p><p>Morning cold start will be automatically in Petrol mode and Gas will kick in when possible. Many other characteristics in the control mode like the high load switching and etc. Nevertheless, there's a also a switch in the car where we can see which mode is out car running on.</p><p> </p><p>My point of view, i would stick to the manual system to avoid any ECU faulty, and its almost RM 2500 cheaper!!!!......</p><p> </p><p> </p><p>cheers!</p></blockquote><p></p>
[QUOTE="tony5050, post: 249211, member: 1765"] hi geoff, thanks. The kit tht i have on the perdana is one of the lowest spec, for fuel injection engine point of view. It is called a manual mixer system, where the Gas is injected through a mixer placed right before the throttle. I have a switch in-car where i can see the level of gas in storage left and able to switch from Gas to Petrol to Gas mode. Normally, for an engine to run on gas mode, it will have to be properly heated up first, i.e. may be after 2-3minutes driving. Therefore i iwll have to start the car with petrol everytime, and switch it to gas mode after driving the car for a few hundred meters manually, WITHOUT having to stop the car or whatsoever. There're more expensive and sophisticated kit like those Injection kit. the word "Injection" here does not refer to the fuel injection engine, but the way of the gas being delivered into our engine. E.g. a 4 cyclinder fuel injection engine with 4 fuel injectors, then the NG(Natural Gas) system will also have 4 injection point to each cylinder, which are all controlled by a closed loop system, governed by an ECU. Morning cold start will be automatically in Petrol mode and Gas will kick in when possible. Many other characteristics in the control mode like the high load switching and etc. Nevertheless, there's a also a switch in the car where we can see which mode is out car running on. My point of view, i would stick to the manual system to avoid any ECU faulty, and its almost RM 2500 cheaper!!!!...... cheers! [/QUOTE]
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