Turbocharged Direct Injection - A configuration of VW diesel engines where the fuel is injected directly into the cylinder and the engine is equipped with a turbocharger.
Questions tagged [tdi]
43 questions
13
votes
7 answers
Is it normal for the oil to be dark in color right after an "oil change" in a 10-year old diesel car?
I took my 2002 Jetta TDI wagon to a neighborhood shop about 10 miles, 24 hours ago. They supposedly changed the oil, but the color is very dark, almost black. Definitely not light-colored/transparent. The oil change was performed along with other…
Adam Monsen
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11
votes
3 answers
Reverse is now 1st gear on manual transmission
Reverse no longer works...when I shift into Reverse it goes into 1st gear. All other gears work fine.
2002 Jetta TDI 1.9
what could the problem be?
Tom McKinney
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9
votes
2 answers
Troubleshooting Low Turbo Boost
I'm starting to suspect that the smoke and low power (I'm pretty sure it is not "limp mode" just a lack of enthusiasm) I'm seeing in our 2002 Jetta TDI (ALH engine with Garret VNT-15 turbocharger) may be a turbo issue. Here's what I'm…
dlu
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8
votes
11 answers
How often do I need to change my oil in a VW TDI?
The manual for my 2003 VW TDI says to change the oil every 12 months or 10,000 miles. My dealer says every 6 months or 5,000 miles.
Are they just trying to make twice as much money off my oil changes, or is there a legitimate reason to change the…
Ken
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8
votes
1 answer
2006 VW Jetta TDI EGR cleanup
I am going to cleanup the EGR pipe in my VW Jetta TDI. Are there any special considerations on how to remove the carbon which might be blocking the flow?
Prab Thind
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7
votes
4 answers
What effect will removing my EGR have?
My 2003 Jetta TDI check engine light recently came on, and a scan by Advance Auto revealed code P0401 -- EGR insufficient flow.
I took the vehicle to the local TDI guru, who gave me the option of removing the EGR from the system entirely, and…
Flimzy
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7
votes
3 answers
Polo TDI 2004 - intermittent power, smoke, turbo issue
Car: Polo TDI 2004 1.4 with 190,000 km (118,060 miles) on the clock. While
Issue: driving it intermittently (distance/time are not factors it seems) it starts to spew black/dark grey smoke and all power is lost (feels like the turbo has turned…
Robert MacLean
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6
votes
2 answers
Unknown actuator on golf mk3 tdi 110hp
I own a 1997 golf 3 TDI, motor code AFN.
At the back of the engine, there is a vacuum actuator which looks like a N75 but isn't. It isn't connected to anything on the actuator side, but is connected to the vacuum line and the ECU.
It doesn't seem to…
Tom Macdonald
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6
votes
3 answers
Golf mk3 TDI has pressure in the cooling system
I have an interesting problem on my VW Golf MK3 TDI.
Basically, sometimes the pressure cap on the coolant reservoir lets out some coolant.
Here's what I know:
It happens when the car is under torque for a while (driving fully
loaded on a motorway,…
Tom Macdonald
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5
votes
3 answers
what are causes of white smoke from pipe AUDI A4 1998 motor V6 TDI 2.5 litres
I will have the white smoke on acceleration processing (whene the motor turn ) and the compressor is not working (no Acceleration speed )
hhhh
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5
votes
2 answers
Turbo Failure Modes (VW TDI VNT15)
The turbo output in our 2002 VW Jetta TDI has dropped way off. Pulling the turbo out seems like a serious piece of work, so I'd like to be pretty confident that it has failed before I pull it. So I'm wondering how to test that. I think I have two…
dlu
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4
votes
2 answers
VW Golf TDI makes a 'sneezing' sound on startup
I really don't know how else to describe it. Car has no issues starting or running, but for about the last 2 months every time I cold start it, the engine makes a sharp, high-pitched noise like a sneeze.
Can anyone tell me what this is or why it's…
roryok
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4
votes
3 answers
2008 VW Golf - no ignition lights on dash
I have a 2008 Golf 2.0 TDi GT with no ignition lights on the dash. I put the key in the switch and turned but nothing happened. The battery is fully charged, the key fob has a new battery and locks/unlocks the doors and windows but can't start the…
steve
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4
votes
1 answer
VW Mk4 TDI (ALH) – Suggestions for Removing Stuck Water Pump
I'm in the middle of replacing a leaking water pump on our 2002 ALH TDI and have finally gotten to the point where I'm trying to remove the old pump. So far no joy...
I got the new pump from DieselGeek and it came with a set of studs that are…
dlu
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4
votes
0 answers
VW Golf TDi smoke
My 44k miles 1.6 TDi after
a 2m down hill drive from cold and stopped at lights began to smoke - burning the oil smell which lasted fo several miles.Engine has now apparently returned to normal.
Any ideas why the happened?
Dave Stewart
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