John Parsons
John Parsons
@parsonsj
Prominent Member
Joined: October 3, 2018 11:53 am
Last seen: June 8, 2025 1:58 pm
Topics: 47 / Replies: 610
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RE: New 1500cc Hayabusa engine starts briefly then dies

@davidf You've been through the wringer on this one! Ok, let's talk about engine sensors and sensor wiring. I'm wondering if you've got an engine spee...

4 years ago
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RE: SR3 shifting issues very TRICKY!

@jonasr1 Does it shift by hand? Get the rear wheels off the ground, then move the shifter on the gearbox by hand. Can you feel the detent go? Then rot...

4 years ago
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RE: New 1500cc Hayabusa engine starts briefly then dies

@davidf Let's blame fouled spark plugs. If the plugs are fouled no amount of cleaning them will get the engine to run right, and plugs are cheap and e...

4 years ago
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RE: New 1500cc Hayabusa engine starts briefly then dies

@joep Gotcha. I keep thinking this would be a lot easier to resolve if we had proper engine data -- like, say from a MoTeC ECU, or even an open Life E...

4 years ago
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RE: New 1500cc Hayabusa engine starts briefly then dies

@davidf @rjbender @joep @charleyhradicalsportscarregistry-com I don't see how a low fuel situation would prevent a car from idling, but would allow ...

4 years ago
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RE: New Member Florida area

@slip_angle No, I'm a track day guy, mostly with Chin. My car is a 2009 SR8 with tons of mods. I enjoy that as much as running the car.

4 years ago
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RE: New Member Florida area

@slip_angle That's cool. I'm in east Orange County just off the 528. Are you planning on racing the car? Or running track days? Both?

4 years ago
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RE: New Member Florida area

@slip_angle Welcome Chris! My paddock neighbor last weekend at Sebring had an SR10 loaner. His new SR10 is coming soon. Are you Florida-based?

4 years ago
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RE: New 1500cc Hayabusa engine starts briefly then dies

In fact, if you can have a look at spark advance as well in the log. You should see it changing fairly rapidly as the RPM dies.

4 years ago
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RE: New 1500cc Hayabusa engine starts briefly then dies

@davidf The engine seems to be behaving as if it doesn't know it's idling, as the ECU makes extra effort to keep an idling engine running, using spar...

4 years ago
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RE: New 1500cc Hayabusa engine starts briefly then dies

@davidf Hi David -- that's quite a puzzle. Can you see the TPS % via data log? Is it above zero when the engine dies?

4 years ago
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RE: Tying down a radical

I don't strap down the fronts either. Just the rear, similar to the photoshopped photo above. Now then: you need an enclosed trailer. 20 feet is ple...

4 years ago
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RE: Hello from Virginia

@darrahc Welcome Clark! I got to see an SR10 up close this past weekend, and play tag with it on track (I've got an older SR8). It's very impressive...

4 years ago
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RE: SR8 and SR10 on track together

Brian (the owner of the SR10) was also complaining about the handling -- that it wasn't nearly as good as HIS SR3. In fact, he seriously tried to buy ...

4 years ago
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RE: RXC V8 Oil Pressure suddenly low

@bill-snead Hi Bill, It's not an engine-out procedure on the SR8, and is something I've done many times. But I can't say on the RXC -- as the chassi...

4 years ago
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