Search found 8 matches

by drz71288
Thu Apr 21, 2011 1:44 pm
Forum: MS-II and V2.2/V3 Main Board Assembly, Testing, and Troubleshooting
Topic: Megatune freezing
Replies: 8
Views: 300

Re: Megatune freezing

Thanks. Ill make sure and keep it tight in the usb and see if it helps. Thanks agian
by drz71288
Wed Apr 20, 2011 1:29 pm
Forum: Tuning Fuel and Air
Topic: Engine stumbles when throttle is opened fast
Replies: 11
Views: 756

Re: Engine stumbles when throttle is opened fast

No i do not have one. I cant get one right now because my computer freezes pretty quick whenever I run megatune with the motor running. I posted in a different thread trying to figure that out. I even loaded megatune onto a much newer laptop and get the same thing. Whenever the motor is running ...
by drz71288
Wed Apr 20, 2011 1:23 pm
Forum: MS-II and V2.2/V3 Main Board Assembly, Testing, and Troubleshooting
Topic: Megatune freezing
Replies: 8
Views: 300

Re: Megatune freezing

Im running two low impedence injectors. What did you do solder wires to the pins and take it out of the computer through the harness on spare pins? Do you bring 12v to the center pins or does it supply 12v to the injectors?
by drz71288
Tue Apr 19, 2011 6:38 pm
Forum: MS-II and V2.2/V3 Main Board Assembly, Testing, and Troubleshooting
Topic: Megatune freezing
Replies: 8
Views: 300

Megatune freezing

I was wondering if anyone could give me some idea why when I'm using megatune with the engine running it very often freezes. The only way to get it to come back is to unplug from the megasquirt and then plug back in. Sometimes itll run for quite awhile but other times megatune will only run for ...
by drz71288
Tue Apr 19, 2011 6:18 pm
Forum: Tuning Fuel and Air
Topic: Engine stumbles when throttle is opened fast
Replies: 11
Views: 756

Re: Engine stumbles when throttle is opened fast

Its a 350 tbi on a carb intake set to 4 squirts. Ive messed around with the accel enrichment. It seems like whenever i get it to not stumble when driving i lose speed in reving(itll rev real slow) but it wont stumble. But if I have it set that it stumbles when i open the throttle itll rev real fast ...
by drz71288
Tue Apr 19, 2011 3:51 pm
Forum: Tuning Fuel and Air
Topic: Engine stumbles when throttle is opened fast
Replies: 11
Views: 756

Re: Engine stumbles when throttle is opened fast

Im pretty sure its not noise on the tps signal. It always reads smoothly and there is not any spikes.
by drz71288
Sun Apr 17, 2011 6:12 pm
Forum: Tuning Fuel and Air
Topic: Engine stumbles when throttle is opened fast
Replies: 11
Views: 756

Re: Engine stumbles when throttle is opened fast

The idle map is about 30kPA
by drz71288
Sun Apr 17, 2011 10:17 am
Forum: Tuning Fuel and Air
Topic: Engine stumbles when throttle is opened fast
Replies: 11
Views: 756

Engine stumbles when throttle is opened fast

I have a chevy 350 tbi, 65lb injectors converted from a quadrajet carb. The motor idles great and when you sit and rev it slow there is no issues. When i crack the throttle fast though the motor bogs down and will not rev til its past 2000rpm the same happens when i try and drive it after every ...