Hondata

Posted: **Fri Mar 07, 2014 12:06 am**

Dear admin

Can advise what is the setting for the fuel pump if I have change my fuel pump is 255litre per hr type...

Thanks

Posted: **Fri Mar 07, 2014 7:58 am**

Assuming that you keep the stock fuel pressure regulator there is no change.

Posted: **Fri Mar 07, 2014 11:45 pm**

Hmm. I only change the walbro fuel pump gs 342.

But What i notice is that the short term fuel trim is -10

Posted: **Wed Apr 02, 2014 11:07 am**

goodspeed wrote:Hmm. I only change the walbro fuel pump gs 342.

But What i notice is that the short term fuel trim is -10

old pump probably wasn't holding pressure like it should.

Now new pump flows great and is causing a rich condition.

Retune.

setting for walbro fuel pump gs 342