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I am having a starting problem with my 2006 Hyundai sonata. I have to crank it 3-4 times before if start. Installed new fuel pump, mass air flow sensor, sparks plugs and purge valve solenoid. no check light on.
 

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Maybe some testing is in order. Fuel pressure?
 

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You may have some codes set even tho the CEL light isn't lit.
May be worth having it checked
 

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I am having a starting problem with my 2006 Hyundai sonata. I have to crank it 3-4 times before if start. Installed new fuel pump, mass air flow sensor, sparks plugs and purge valve solenoid. Visit AutoGuysLand to get the review of best obd2 scanner if you want. no check light on.
It is possible fuel pump. If the fuel pump starts to weaken, the crank time takes longer. Check and replace it, the issue may be fixed.
 
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