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-   -   Fuel Problem (https://www.hyundaiforum.com/forum/hyundai-terracan-21/fuel-problem-18328/)

Blue Groper Feb 21, 2020 06:38 AM

Fuel Problem
 
Hi all. For some reason my diesel Terracan doesn't start in the mornings. However, if I hand pump the inline rubber fuel pump it starts first go. Any thoughts on fixing the problem please?
Cheers Blue Groper

hanky Feb 21, 2020 10:38 AM

From what you describe , it sounds like the fuel is leaking back into the tank instead of staying in the fuel line to the engine. There should be a check valve in the system to prevent that. I will need to check to see if I can determine just where it might be located and what would be required to confirm the suspicion.

Blue Groper Feb 21, 2020 10:51 PM

Thanks for the reply. Much appreciated.
Cheers Blue Groper

hanky Feb 22, 2020 04:23 PM

Can you provide the year and engine size ? I know you said diesel , but don't know if there is only one size engine used.
Thanks.

Blue Groper Feb 22, 2020 04:37 PM

It's a 2006 Terracan diesel with a 2.9 motor.
Cheers Blue Groper.

hanky Feb 22, 2020 04:51 PM

If you are planning on replacing the check valve yourself, where are you planning on purchasing it?
The reason I ask is, not sure where it is located. If you purchase one from a Hyundai dealer, now you know what it looks like and can find it on the fuel line to the engine,and replace it. Would this work for you?

The info I have come across is not that great as far as showing the location. We know what the problem is , but the check valve could be part of the fuel filter on the diesel
or just be in the line to the fuel pump. Sorry I can't be more helpful.


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