Quote Originally Posted by altec View Post
Mga gurus,

my kia sedona is experiencing rough idling at cold start. But after you rev the engine, in a few seconds the idling normalizes. Kia already replaced the injection pump. The pump was replaced for a different problem. This rough idling happened after the pump was replaced. I sent it back to them, they just bled the priming pump. But every morning, the problem is still there. What could be the cause of this rough idling?
What type of fuel system is installed on your Sedonna? Common rail or rorary injection pump?