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-   -   I can't drive an automatic ! (https://g35driver.com/forums/drivetrain/198655-i-cant-drive-automatic.html)

68_GT Jan 18, 2008 10:34 AM

I can't drive an automatic !
 
at least the manumatic.

this is crazy I never had any trouble shifting my manual 708 RWHP Mustang with a TKO transmission, short throw shifter and a SPEC clucth. I have tried to manual shift my 5AT to get the higher rpm's but it always bounces off the rev limiter. When I push it up to shift it doesn't seem to shift fast enough to avoid hitting the rev limiter. And it hits the rev limiter pretty hard

what am I doing wrong ?

O HELLA OEM Jan 18, 2008 10:45 AM

lol..yea i hate the manumatic mode..i downshift upshift it just shifts so damn slow!

UnluckyCharms Jan 18, 2008 11:00 AM


Originally Posted by 68_GT
When I push it up to shift it doesn't seem to shift fast enough to avoid hitting the rev limiter. And it hits the rev limiter pretty hard

Push it sooner!!!!! Or buy an MT. :thewave:

scarface_613 Jan 18, 2008 11:01 AM

do a valve upgrade if u want to shift quicker and a grounding kit maybe that will help

GeeWillikers Jan 18, 2008 11:14 AM

Years of reading here indicates that a grounding kit improves performance, but there are differing opinions so take it for what it's worth - lots of butt-dyno here.

I do not have a grounding kit. On the rare occasions I run to redline, I have the timing down to max revs and not hit the limiter. In time you'll get the rhythm.

Hard shifts (firm bump) between the 1-2 and 2-3 are common as well. Some folks feel one more than the other, but most everyone has it occasionally.

Have fun, but be careful out there. We don't need to see a 'ticket' thread.

Klubbheads Jan 18, 2008 11:24 AM

get a manual car.

68_GT Jan 18, 2008 02:47 PM


Originally Posted by Klubbheads
get a manual car.

don't want one in the G35 I just want to be able to use what I have correctly.


Originally Posted by GeeWillikers
We don't need to see a 'ticket' thread.

I don't get tickets :JAMIN:

Wannabe6MT Jan 18, 2008 03:20 PM

Mine does the same thing. It sucks in the 03-04 Gs.

I drove an 07, shifted when i told it EVERY time.

Jeff92se Jan 18, 2008 03:25 PM

You have to shift BEFORE you get to the rev limiter to account for the delay

patman530 Jan 18, 2008 03:29 PM

why even use manumatic? is it actually faster? when i drove a loaner with AT, all the manumatic did was frustrate me. Yeah, you can time it so that it doesn't redline, but it sucks to have to predict when you want to shift that far ahead of time

68_GT Jan 18, 2008 03:51 PM


Originally Posted by Jeff92se
You have to shift BEFORE you get to the rev limiter to account for the delay

K that's all I needed to know. Figured it was better to ask here then to blow up my motor trying to figure it out. Pretty lame by Infiniti :rolleyes:

68_GT Jan 18, 2008 03:53 PM


Originally Posted by patman530
why even use manumatic? is it actually faster? when i drove a loaner with AT, all the manumatic did was frustrate me. Yeah, you can time it so that it doesn't redline, but it sucks to have to predict when you want to shift that far ahead of time

suppoed to be since it should allow you to get to the true redline rpm. Most who race for 1/4 ET's all seem to use it to squeeze the extra horsepower. Leaving it in "D" will shift before the redline.

G SEDAN Jan 18, 2008 04:07 PM

yeah you'll find that sweet spot soon where it'll shift right before the rev limiter if you shift up a few hundre RPM before

Philly_G35 Jan 18, 2008 04:24 PM

When I first got my car I really couldn't drive an automatic. After +/- 15 years of owning manuals every time I tried to start the car I couldn't find the clutch. Then when I stopped I couldn't get the key out because it was still in drive.

Seriously though, you just need to find the sweet spot a few hundred RPM's before redline.

DaveB Jan 18, 2008 05:06 PM

For my 03 sedan, this is what I've found works:

1-2 shift: Good luck. The engine winds up too quickly for the optimal upshift. When I'm at the strip, I let the car shift the 1-2 itself because it shifts right at 6600rpms and it shifts hard. If I manually shift, I either hit the limiter or I have to deal with the nasty torque management nanny killing power momentarily when entering 2nd gear. If I'm feeling froggy on the street, I'll gun it in 1st and upshift at 5000-5500rpms and it shifts almost instantly with no nanny intervention.

2-3 shift: When you see the tach hit 6400rpms, upshift. The shift will occur at an indicated 6600-6700rpms. No nanny intervention.

3-4 shift: Same thing. 6400rpms.


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