Chevrolet Joy low current in Spark Plugs

[RajaFazi]

Hello,
i have Chevrolet Joy 2006 it runs ok on petrol but when i convert it on cng then it start missing and jerking with spark plugs fires.i have changed spark plugs and leads but problem is still there.my mechinic is suggesting to change spark plug coil which is a bit costly.if someone had this issue please suggest me some solution...

[asad1]

Check advancer

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[RajaFazi]

don' have advancer in it just a emulator or convertor.

[asad1]

better install advancer for CNG

[Morani]

@rajafazi... If the problem is not with wires or plugs then it must be the coil but wait.. You need to make sure that your coil is running bad. You can verify this by doing a simple test. Remember that a good spark at the plug's tip gives a good fire in cylinder. Here's the link:-

How to Check for Bad Ignition Coils | eHow

[pwuser154512808893]

Hi fiaz bro contact please

[babarkhan3110]

03135049811