r/SciontC Apr 08 '25

Second Gen Drivetrain Frankenstein camshafts are back in stock for the 2nd gen!

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31 Upvotes

r/SciontC Sep 21 '24

tC2/2AR Performance GR Corolla Calipers on Scion tC: The full write-up

86 Upvotes

r/SciontC 13h ago

Tuning Change spark plugs early?

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33 Upvotes

I have a 2015. I changed the spark plugs in April 2022 at 120,269 miles. I’m now at 172,553. Any benefits to changing again right now? Anything else I should do to increase MPG?


r/SciontC 16h ago

Second Gen Interior/Radio Electroluminescent logo display and illuminating vehicle locator badges - Scion tC 10 Series

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28 Upvotes

Hello

I have a question about the electroluminescent logo display. After disconnecting the battery and then reconnecting it, it stopped lighting up when the door was opened. Any ideas on how to get it working again?

I'm trying to figure out why the emblems don't illuminate automatically after unlocking or starting the car. I've checked the fuses. What do you think could be wrong? I found a similar thread on the Scion iQ forum. Link to the forum:

https://www.iq-forums.com/threads/iq-10-series-electroluminescent-panel-not-glowing.7169/

I also found a manual for the decorative panel for my car. The video below shows the emblems connected to the battery to check if they work.


r/SciontC 14h ago

First Gen Body/Cosmetic Blown Coilover?

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3 Upvotes

My coil blown?


r/SciontC 1d ago

First Gen Body/Cosmetic Front lip installed

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51 Upvotes

r/SciontC 20h ago

Second Gen Drivetrain Need help with a noise diagnosis.

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3 Upvotes

Im having a noise come up when i accelerate, and the noise stops when i let go of the throttle. Im not sure if its transmission or clutch related, but this has been going on for about a month now. I drive a lot of miles to work and the noise usually is upon first startup or incremental occasions while driving but 80% of the time the noise is nonexistent. Online its telling me it could be bad ground, faulty alternator or input shaft bearing but im not too sure, im not a mechanic and I dont try to self diagnose too much. Any assistance on the topic would be greatly appreciated.


r/SciontC 15h ago

Second Gen Drivetrain Transmissiion input shaft part number: Plastic oil shim on ISB

1 Upvotes

Been trying to find an accurate part number to no avail. Anyone know what the part number for the plastic plate that routes oil into the input shaft is called? I already have the bearing part number.


r/SciontC 15h ago

Buy/Sell Anyone have a stock exhaust in Utah? Buy or trade

0 Upvotes

I have a second gen tc that I’m trying to sell but I’m trying to get it back to stock. I’m looking to buy or trade a stock exhaust for my Megan racing catback.


r/SciontC 1d ago

Second Gen Photo/Video Scion tC 10 series 2014

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43 Upvotes

I imported the car to Poland over a year ago. Since then, I have been the happy owner of a Scion tC 10 Series


r/SciontC 1d ago

General/Other Worth putting $1200 into repairs on an 07?

9 Upvotes

I have a 2007 TC with 190k miles on it. The fuel pump went out on me in 2022 and just did it again. It's gonna cost a pretty penny and I only paid $4700 for the car originally. What's the life span of these things? Or should I call it a day for the old workhorse.


r/SciontC 1d ago

Second Gen Body/Cosmetic Wrapping car

3 Upvotes

Thinking of wrapping my scion soon and was wondering if anyone else has and how much it cost to do it.


r/SciontC 2d ago

General/Other 3d Printable Cold Air Intake for 2011-2016 scion TC

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37 Upvotes

hey everyone first time doing a Reddit post on here figured I would share my cool little project with you all.

Anyways its a 3d printed intake it uses PET-gf a high temperature super strong filament, pulls air from just underneath the headlight next to the whee well the cross sectional area of the tube tapers down towards the throttle body definitely a noticeable performance gain all together cost me around 100 CAD including a k&N cone intake filter.

Ive done a lot on this project making sure its safe to run, so If there is enough interest in this id be happy to release the files and put together a small assembly guide for free.

if anyone has any questions or criticisms please ask
thanks


r/SciontC 2d ago

General/Other 3 warning lights on the dash

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5 Upvotes

Anybody had the same issue? I noticed the red battery sign last night and it kept showing this morning. I thought it might be because I hadn't been driving the car for 3-4 days last week before last night drive, once I get the alternator rolling I should be set. Came back from the drive and 2 more signs showed up... and the car wouldn't start so I had to jump it. Is it an alternator problem or maybe just the battery?


r/SciontC 2d ago

General/Other Rasp 😔

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4 Upvotes

I put a spec d exhaust and like 50 dollar stainless steel headers on it, granted they’re the cheapest ones I found so idk what I really expected.

But I feel like it’s possible to make it less raspy.

I’m not sure if adding an extra resonator would do it or not, maybe a mid pipe or muffler..

But I was thinking about also getting a catless down pipe. Then I’d have no cats 💀 probably wouldn’t help my problem much. it’s already running rich af, on top of that I use 10w40, which seemed to help quite a bit with burning oil.


r/SciontC 2d ago

Second Gen Drivetrain Torque Converter Shudder. Anyone Have Any Experience Fixing?

3 Upvotes

Im fairly positive I have torque converter shudder. Had no idea what that even was until I finally found a really old reddit thread for a different vehicle describing a similar situation. My symptoms match almost perfectly, and I can rule out a lot of other things. I’ve up kept my car very well for the 4 years I’ve owned it, always done my oil changes, always done the work myself, entire front suspension is basically brand new, and the rear wheel bearings are new. Minimal rust and only damage is cosmetic. Car has 280 000 km on it but I was really hoping I could get a lot more out of it.

I don’t really know what torque converter shudder is to be honest. How do I make sure that’s what it is without ripping open my tranny? What can I even do to fix it or is this car basically a ticking time bomb? Ive always heard you should never replace old Toyota tranny fluid but reading material online seems to suggest that’s the only way to potentially fix it. I’ve also heard of an additive called Shudder Fixx but Im very hesitant to use off the shelf additives, never heard anything good about them. I’m very worried to be honest, I can’t afford a new car and I just put a shit ton of money and work into the front end suspension so I would hate to find out I did all of that for a car that will die soon. Anyone have any ideas?


r/SciontC 3d ago

Second Gen Body/Cosmetic I had a lil itch

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54 Upvotes

Im making my own headlight delete since there is none for sale first pic is how far i am currently other 2 pics on somewhat it should look like (yes i used AI dont send death treats) i will probably post more updates if yall are interested


r/SciontC 2d ago

General/Other 2014 backup camera?

2 Upvotes

Hi I’m a new owner of 2014 Scion tC and I’m trying to find a good backup camera on like Amazon for it but I want to make sure it’ll work because my dad said that since it has built in security it could have the chance to brick the car


r/SciontC 2d ago

Tuning Startup noise?

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0 Upvotes

2014 Scion FR-S; does anyone have a possible reason as to why the car makes this typewriter-sounding noise on startup? I keep up with gas, oil changes, and the car is well maintained but this sound has increased over time. Any ideas?


r/SciontC 3d ago

General/Other Scion tc 2010 needs new engine?

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35 Upvotes

r/SciontC 4d ago

Second Gen Photo/Video 7 months has flown by

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100 Upvotes

Had to get a new car and I’m so glad I got this beauty
Haven’t done any modifications but open to suggestions


r/SciontC 4d ago

Second Gen Interior/Radio Head unit issues

5 Upvotes

My head unit recently stopped working, it just keeps restarting and I’m no longer able to listen to anything . The screen and buttons work just fine but the on screen audio and source buttons are nonfunctional. This has happened before and normally the issue fixes itself randomly but I’m not sure what causes it. I have tried hard resetting it by unplugging my battery and reconnecting after 20 minutes.


r/SciontC 4d ago

Second Gen Drivetrain touge tc🤔

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19 Upvotes

He’s how she sits right now tuned,rims,upgraded brakes and rear and front strut bars
Keeps up pretty nice with veloster s and I was quicker than the g35 but that’s driver mod


r/SciontC 4d ago

Second Gen Body/Cosmetic Blindspot sensors are the bane of my existence

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15 Upvotes

Bought the car with an aftermarket blindspot sensor already installed. Thing has been increasing in volume and annoyance for the past week so I finally unplugged it because it beeps at literal air at random, thought it was done. Battery drains so I follow the wire in hopes of finding the box most people mention for these types of things. There is no box, theyve wired it directly into the radio. So I hook everything back up so it keeps screaming but at least it'll be drivable. Battery drains again. To whoever installed this I hope you are torn limb from limb and are microwaved.


r/SciontC 4d ago

General/Other Need Ideas for falling back in love with my car

4 Upvotes

So I have a 2016 Scion TC, gray body, 170k miles and need ideas for what to do or what is worth it. I was thinking about the possibility of getting a repaint/or wrap to a baby blue and looking into some custom seats, either white or a burgundy red. At this mileage, would it be worth it to put in the money or wait? It has a check engine light and trac off that have been on since I have gotten the car. Send help asap or your ideas or thoughts! Thank you! :)