Search found 4 matches

by tacocat
Mon Sep 13, 2021 7:16 am
Forum: s300 / SManager
Topic: Boost Control Failure
Replies: 6
Views: 2750

Re: Boost Control Failure

I think I figured out the issue.

Backstory: A year ago, I was troubleshooting a hot start problem where the car would start and run until it got to temperature after which it only crank, stumble and die (it ended up being the igniter). Suspecting the main relay, as it had many problems before, I ...
by tacocat
Tue Aug 31, 2021 8:42 pm
Forum: s300 / SManager
Topic: Boost Control Failure
Replies: 6
Views: 2750

Re: Boost Control Failure

Well, after testing, it seems things are kind of OK with the transistors but I still have the problem. I was able to reload the tune and test the car successfully on Thursday but on Sunday at an event the car had the same problem. Not only that, when I attempted to connect to the ECU, the software ...
by tacocat
Wed Aug 25, 2021 11:28 am
Forum: s300 / SManager
Topic: Boost Control Failure
Replies: 6
Views: 2750

Re: Boost Control Failure

Yes, I have tested the solenoid directly and it is triggering with an audible click. Testing via the software was not successful. Being that the mosfet transistor has under 5 hours of use on it leads me to believe it was a manufacture defect or it was damaged during installation. However, being a ...
by tacocat
Tue Aug 24, 2021 7:47 pm
Forum: s300 / SManager
Topic: Boost Control Failure
Replies: 6
Views: 2750

Boost Control Failure

New build with a freshened P28 ECU and Hondata Boost Solenoid. No problems discovered during the dyno session. At the first event, the car ran well on the first run but hit boost cut on the second and third runs and the problem persisted on a test drive the following day.

Routing around the boost ...