How to replace the thermostat or alternator on a VW Jetta 1.8 turbo

How to replace the thermostat or alternator on a VW Jetta 1.8 turbo

Amazon sells the ECT sensor, if you haven’t done yours by 100K miles NOW would be a good time to do it while you’re doing the thermostat. HERE→http://www.ama…

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J Martin says:

Great video, thanks for sharing! I love my VW it’s honestly one of the best
cars I have ever owned.

tenorsguy says:

you can also do the vacuum delete. it gets rid of all the unimportant
vacuum lines that will eventually leak. the delete kit is like $75 and the
block of plate it $30. yeah its $100 and a few hours of work, but it will
save you future headaches and youll get full power when you hit boost 🙂
everybody likes boost. i have a 03 gti on 19lbs, chipped ecu, and 440cc
injectors and it pulls harder afte the delete.

Momentumx23 says:

Bro, this was very helpful to get a better grasp on swapping out this
“Great idea” placement of a VW thermostat! Thank you!

briansmobile1 says:

@Shacho62 Awesome. You’re welcome.

Peter Stout says:

I’m confused to why you need to remove the tensioner. Can’t you just pull
the release on the tensioner to pull the belt off the alternator? The
tensioner is not in the way of the thermostat.

briansmobile1 says:

@foxymophandlpapa Yep. You’re lucky to have an assistant.

pied2299yoyo says:

Ok, need a little help here… My jetta (99) just overheated and busted the
output flange. I replaced the flange and there are no leaks.. but it’s
still overheating, but only after I drive for about 10 minutes. I assume
it’s a thermostat, but I wanted to make sure before I tried and replaced
it. (And the fucker is thirty bucks from the dealer!!) Must a had a 22
dollar plane ticket from germany. Anyone have any ideas before I
continue??? Thanks in advance. And great video..Most helpful so far

briansmobile1 says:

Yep. POS.

Aaron Ochoa Jr says:

You’re right! What an great idea! Put it BEHIND the alternator lol ay those
German engineers, gotta love em

itsmeagain818 says:

Brian, Well LA is missing out ! LOL..If you ever find yourself over here
you have a couple of fans. Let us know if you post a T-belt video. Thanks
for paying it forward brother ! Jeff

briansmobile1 says:

There are MANY ways. I use my ears at idle first. Then if that doesn’t work
I use a propane bottle with a dial torch (NOT LIT) Just gas and listen for
a change in idle.

briansmobile1 says:

@TrueBlueEG8 Watt vere zay sinking!

Mike Caldera says:

thanks helped me alot.

Mathias lindwe says:

On the A3 you dont have to remove the alternator. After a cupple of mental
breakdowns it is posible to do it anyway 😛

Matthew Jeschke says:

You’re a lifesaver!!!! Now I have to tear the silly thing apart. Nothing
like my small block chevy lol This would have taken all of about 5 minutes
on there.

morphicification says:

what a pain in the ass. Not as bad as the first gen Nissan X-terras. The
3.3 v6 you had to pull all the belts and brackets to get at the thermostat.
Nice vid though and very helpful.

canyonwaters says:

@briansmobile1 ….Totally…..I lubed the gasket back up and slapped her
back in….it took me only about 3 and a half hours this time. She is
working lovely now! and I would be willing to help someone else now should
they fall into the same perdictament. Although my first recommendation when
the car has the thermostat light staying on (not flashing…flashing means
low coolant) is too just get the ect sensor first! *Note: My thermostat was
also not reading any temperature*

briansmobile1 says:

Nope. I was having too much fun and got distracted. Sorry.

Artur Barreto says:

Cheers for the video dude, you trick the garage

Jorge Peña says:

I’m wondering if the process is similar for my 03 Passat 1.8T?

briansmobile1 says:

@jmgiron4 You’re always welcome- glad I could help!

TrueBlueEG8 says:

More ” thoughtful” engineering from zee germans,pffffffff!

reivilokrik says:

There is absolutely no reason to remove the three bolts on the tension
pulley. Go to auto zone and rent a serpentine tension tool. Following this
video will cost you time and cuss words.

briansmobile1 says:

@SwPiotrek You’re welcome!

David Dart says:

what tool did you use to get that top bolt off the alternator? I can’t get
a socket on the bolt because the tensioner is in the way of the socket
going fully over the bolt on the alternator?

Aaron Richardson says:

I was looking to change out my alternator on a 02 vw turbo beetle, and this
was very helpful. thanks a lot

4everLao says:

hi, I mixed other coolant to my 02 jetta 1.8t by mistake. I am flushing all
coolant out, I wonder if draining at radiator is good enough. I’ve searched
all over the place to see info on location of DRAIN PLUG on engine block.
Can you please show me where it is, if there is any. Thank You!

briansmobile1 says:

@canyonwaters You get good at something by putting your hours in. Sounds
like you did some of that.

Roly Wiener says:

Engine was off but was still hot to drain the oil..we suck it out by the
way. Shot direct into throttle..immediate flame. No way was I going to
loose that car..but I tell you only CO2 can handle that. He listen more
after that..realised that all the physics stuff I kept telling was actually
useful. No worries today he is building nuke power stations..hahaha God
Help Us All

Roly Wiener says:

You got plastic impellers? Made in Mexico chassis?

Roly Wiener says:

I can tell you now that these cars had mostly KKK turbos which are durable.
The Garret less so. You can forget anything over a 3000 mile oil change
interval. Forget the oil SAE specs. If you have a Garret turbo change that
oil. It is so light the heat has nowhere to go. Cooks… carbonises the
Garret bearing fast.

Ed Adams says:

Awesome video…I questioned an import shop about changing the thermostat
and they wanted 300 large. Ouch…I decided to do it based on your video
and it will only cost me $15 including the O-ring.

briansmobile1 says:

@bslb1306 lol good one.

Shannon Dizmang says:

I did this 3x’s because I didn’t finish watching the video and kept putting
the rubber gasket on first. good video, thanks for the help, you saved me
over $200 from the dealership. I couldn’t believe they wanted $318 to
replace a $10 part.

briansmobile1 says:

@kingkenny101 Check compression on the far left and right and see if they
match. If not it could be a head gasket failure.

mazzmari says:

I’d love to see more vw stuff!

briansmobile1 says:

You’re welcome

briansmobile1 says:

@grambosix It COULD be a leaking heater core.

TrueBlueEG8 says:

@briansmobile1 Lol, very good:-)

briansmobile1 says:

@13annabrea The bolts go through slideable bushings. Some times they
corrode in and get hard to move. In these cases you can spray them with
WD-40 and employ a prybar.

wilbur99 says:

@briansmobile1 ah thanks, i see now that the thermostat and ECT are
separate things :). Now to get this guy to replace it, make sure cars not
runnin hot, and then buy it 🙂

jjhydrama says:

You make the task sweet and sexy..

david dennis says:

Thanks. I have my o’ lady’s o4 bug 1.8 turbo took all apart. One more
aggravating son of a German bitch. However, she come busting up the drive
in my chev 4×4, with some kinda furniture on back, and the cab packed
full….and locked my keys up inside. I am gonna go inside, twist up a big
o goodun, follow this dude’s video instruction and put this bug back
together. Shit happens; a lot.

Amy Giogas says:

What a great place to put a thermostat, just love German engineering.

rrculpepper says:

Any Idea why my wifes 2000 bug 1.8T would just spill maybe 2 cups of
coolant on the garage floor. Dealer says water pump and why they are in
there they want to change the timing belt of course… All for only 1250$ !
I dont see why it would be water pump because it does not leak at all while
running or driving. Would be nice if it was just something like a
thermostat etc. Like your vids, maybe a laser pointer would help in your
videos to point at the things you are talking about….

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