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-   -   Grind when shifting into first gear, why? Mista Bone you must know! (https://www.homemadeturbo.com/hybrid-tech-8/grind-when-shifting-into-first-gear-why-mista-bone-you-must-know-42045/)

HMTguy 07-01-2005 06:54 PM

Grind when shifting into first gear, why? Mista Bone you must know!
 
Ever since I've had my civic (about a month or so) it grinds when I shift into first. This is a 92 civic dx with stock d15b7 and dx tranny. When I am at a stop and depress the clutch and shift into gear right away, it grinds. If I depress the cluth and then wait a couple seconds before I shift there is no grind. I absolutely cannot downshift into first when I am moving, it grinds like mad. I have already installed a shift stabilizer bushing kit and that did not fix the problem. What causes this and how can I fix it? I really don't know much at all about the inner workings of a tranny.

Ravage70 07-02-2005 12:42 AM

Re: Grind when shifting into first gear, why? Mista Bone you must know!
 
well i dont think u can fix this one if u dont know trannies
bad synchros
just start on 2nd

Jimclure 07-02-2005 12:44 AM

Re: Grind when shifting into first gear, why? Mista Bone you must know!
 
is the motor idling fast and then for that few seconds slows down idle?

HMT-Admin 07-02-2005 01:55 AM

Re: Grind when shifting into first gear, why? Mista Bone you must know!
 

Originally Posted by jagojon3
What causes this and how can I fix it? I really don't know much at all about the inner workings of a tranny.

A person not knowing how to drive is what causes it. How can you fix it? just replace the whole tranny, not like a DX trans is anything special anyways. Get on the hunt for a Y8 Trans... or a Z6 if you cant find a y8. You can find them pretty cheap, I got a mint y8 trans for 150 for my hatch, and its been working great.


HMTguy 07-02-2005 02:20 AM

Re: Grind when shifting into first gear, why? Mista Bone you must know!
 

Originally Posted by Jimclure
is the motor idling fast and then for that few seconds slows down idle?

No, engine speed is completely unrelated and stays the same.


Originally Posted by AbaZ
A person not knowing how to drive is what causes it. How can you fix it? just replace the whole tranny, not like a DX trans is anything special anyways. Get on the hunt for a Y8 Trans... or a Z6 if you cant find a y8. You can find them pretty cheap, I got a mint y8 trans for 150 for my hatch, and its been working great.

I figured that would be the case. I plan on swapping the engine/tranny eventually probably with a Z6 so I guess I'll just deal with the slight grindage for now. It's not a huge deal, I just basically can't downshift into first.

accordepicenter 07-02-2005 03:16 AM

Re: Grind when shifting into first gear, why? Mista Bone you must know!
 
Jago, switch to GM syncromesh Friction modified fluid for the tranny... i bet that would either entirely eliminate it or go pretty far to making it better

Bone1 07-02-2005 04:20 AM

Re: Grind when shifting into first gear, why? Mista Bone you must know!
 
bad/worn 1-2 shifter fork.........simple fix once tranny is torn apart........

did a perfect 2-1 downshift tonight at 30 mph apexing a tight 90 degree LH corner...........on a stock DX tranny :)

How much of a grind you get on a hard high rpm 2-3 upshift?????

99% of the time, never the synchros.........

HMTguy 07-02-2005 11:29 AM

Re: Grind when shifting into first gear, why? Mista Bone you must know!
 

Originally Posted by Mista Bone
How much of a grind you get on a hard high rpm 2-3 upshift?????

I get no grind when I do that. So I guess the tranny is in pretty good shape except for that damn first gear thing.

FooK 07-02-2005 03:57 PM

Re: Grind when shifting into first gear, why? Mista Bone you must know!
 
I've always had a 1-2 grind at high rpm shifts on m z6 tranny, I just ignore it.

Bone1 07-02-2005 06:33 PM

Re: Grind when shifting into first gear, why? Mista Bone you must know!
 
check the clutch fluid, maybe even change it.


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