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2006 Scion tC

  

1
Topic starter

2006 Scion tC 

manual transmission 

108,000 miles 

2AZFE engine (Toyota)

 

I recently swapped out my clutch on Scion tC.

 

i put in a new flywheel, pressure plate and clutch disc. 

I was able to successfully fire the engine and it runs good.

 

i can shift into gear easily while the car is off. 
1st - 5th ( including reverse!)
but I can not put the car into gear when the engine is running!

the only way I can have a gear engaged is if I shift into gear when it’s off, then start it. 

it just jerks forward without even releasing the clutch pedal. 

i tried several hours bleeding the clutch slave with no luck. 
I assumed it was a bad slave, changed that out and still nothing.

is there any trouble shooting I can do that will pinpoint my problem? 

thank you! 


2 Answers
1

Obviously the clutch is not releasing. Is there an inspection cover where you can observe what the clutch is doing when someone steps on the pedal?  A long shot, I once had that happen when accidentally installing the clutch disk in my car backwards. Drove me nuts until I figured it out.


1

Chuck has the answer - the clutch disc is installed backward.  I did this but only once.  I hope you also installed a new pilot bearing.


You only have to do that once to never do it again! Fortunately in my case it was on an old Saab 900 which does not require transmission removal to get at the clutch.


Chuck, you lucky dog. When I did it, I had to take out the front and rear drive shafts, transfer case and transmission, twice. You must just live right!


It's that bizarre Saab drivetrain setup that started with the Saab 99 and ended with discontinuation of the original 900. It's a longitudinal configuration with the transmission under the engine. The top of the trans forms the engine oil pan. A chain drive transfers power from engine to trans and the clutch is just under a plastic cover at the front of the car. No major components need to be removed to get at the clutch. (I see this topic was actually posted twice and Scotty agrees in the other thread it could be a backwards clutch disc.)


Great stuff!!!


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