Hondata

Spunkster,

I checked the relay and it was good. Hitting and heating it with a hair dryer, I could not get it to replicate. I noticed cracks on the fuel tank cap so I replaced that (integrated fuel filter too). Didn't have the problem for a while until today.

It was really bad, I couldn't drive 100 ...

Spunkster,
I am seeing what you're saying on the log. I'm going to try replacing the fuel pump/main relay tomorrow.

My fuel setup is:
Walbro 255
RSX-S injectors
Stock line/fail
Returnless fuel setup

I'm assuming:
Fuel pump is good (usually don't fail intermittently)
Fuel hoses are good (car runs ...

Here is a datalog I managed to grab. It isn't the best but I'll be trying to get another. It cut off at the 0:15.75 mark.

Info
- 2002 Honda Civic D17A2 turbo
- PRB K-pro v4 with cam gear
- KManager version 4.2.6
- 50 trim turbo setup, 2.5 Motorola MAP sensor, modded RSX-S injectors, Walbro 255, NGK BKR7E

The car runs fine most of the time, cruises in vacuum, part-throttle boost, and WOT fine. I have tuned the map to ...