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Inner headlights on US market GTI (Bi-Xenon equipped) - function and settings

dustinwark

Miesian
Location
Portland
Car(s)
'07 VW GTI
hey jetTurbo, i was so happy when you first made this thread, it has helped calm some of the FTP threads, anyway i recently became aware of another light mod w/ vag-com i don't think you have covered yet, having the turn signals (front) stay on with the parking lights to give a "solid bar" look, reading some threads on the tex about it. looks good, but should come with a disclaimer that if the brightness is set too high it could melt certain things
 

JetTurbo

geezer
Location
South Florida, USA
Car(s)
2018 GTi Autobahn 6M
front turn signals as backup city lights

hey jetTurbo, i was so happy when you first made this thread, it has helped calm some of the FTP threads, anyway i recently became aware of another light mod w/ vag-com i don't think you have covered yet, having the turn signals (front) stay on with the parking lights to give a "solid bar" look, reading some threads on the tex about it. looks good, but should come with a disclaimer that if the brightness is set too high it could melt certain things

Stock bulbs with available controller settings melting things would surprise me a little.

Turn signal bulbs are 12 watt halogen vs city light 5 watt simple incandescent.
Turn signal beam is more focused forward than the city lights
From the front, turn signals appear much brighter.
So much so, that even at 10% they appear brighter than city lights.

Just the same, if you like that look, it is one simple setting:

Vehicle Electrical System Controller J519 -- VAG-COM 09-Cent.Elect. - byte 7
enter % brightness in the decimal field.


No matter what the setting, with key on and turn signal engaged,
it will blink from full brightness to full off,
returning to the static value when turn signal is cancelled.

-----

Another backup function for those who have added rear fog is an extra rear running light.
Set to about 10% for best results.
Won't be annoying like normal rear fog (which is still available when selected)
and you will stand out with that extra rear tail light / unbalanced look. :eyebulge:

Vehicle Electrical System Controller J519 -- VAG-COM 09-Cent.Elect. - byte 10
enter % brightness in the decimal field.


Actually used that once, one bad night someone damaged my left tail light in a parking lot.
Pulled out my VAG-COM and recoded fog to running light on the spot.
Managed to get pulled over for speeding on the way home
and the officer didn't have a problem with the lights - still wrote the speed ticket :frown:
 

JetTurbo

geezer
Location
South Florida, USA
Car(s)
2018 GTi Autobahn 6M
Is there a way to turn-off the turn signals when the parking lights are or when the headlights are on? I just want them when I need to signal and that's it.


That is default and should be how your car was set when delivered.
If not, have the dealer correct it.

i.e. reference the VAG-COM screenshot setting above,
set byte 7 to value 00 to accomplish what you request.
 

gtixlr8r

New member
Location
Chicago
I had just posted #105985 before I read this extremely informative thread. Rock ON jetTurbo!
The euro or UK country code switch from US is the way to go for what I need.
What is the difference between the two?
It looks as though the answer to my question on the warranty is not black and white,
it's -united grey-
 

kioko12

Passed Driver's Ed
Location
USA
Just found this thread and it's great. However, I was wondering how many of you have had problems at the VW dealer if you changed your settings to the UK/EU in order to disable the DRLs?
 

JetTurbo

geezer
Location
South Florida, USA
Car(s)
2018 GTi Autobahn 6M
Just found this thread and it's great. However, I was wondering how many of you have had problems at the VW dealer if you changed your settings to the UK/EU in order to disable the DRLs?

You do not need to change instrument country setting to disable DRL,
you can do that just fine with US instruments.

Both posts #42 and #43 deal with that topic,
i.e. neither of us had any issues at the dealer.
Since the day my car was received,
it has never had US instruments setting (to eliminate the nav nag)
and the local dealer has never once commented on it.
And the dealer has cleared DTCs on multiple occasions,
so I know they have hooked up to it.

As for post # 12, I suspect there may be some other reason for the issue
and the instrument settings is wrongly being blamed.
In fact, a chipped ECU does not prevent the dealer from hooking up,
head unit anomalies are a more likely cause, they are snowing that poor guy.
 
Last edited:

kioko12

Passed Driver's Ed
Location
USA
You do not need to change instrument country setting to disable DRL,
you can do that just fine with US instruments.

Both posts #42 and #43 deal with that topic,
i.e. neither of us had any issues at the dealer.
Since the day my car was received,
it has never had US instruments setting (to eliminate the nav nag)
and the local dealer has never once commented on it.
And the dealer has cleared DTCs on multiple occasions,
so I know they have hooked up to it.

As for post # 12, I suspect there may be some other reason for the issue
and the instrument settings is wrongly being blamed.
In fact, a chipped ECU does not prevent the dealer from hooking up,
head unit anomalies are a more likely cause, they are snowing that poor guy.

I was actually referring to have the F2P high-beam inner lights come on with the HID high-beams, but I re-read the thread and saw that it requires the UK/EU setting. It still puzzles me as to why US spec cars don't have this as standard...
 

CalgaryPilot

Newbie
Location
Canada
I expected better from the Germans

What a dumb design. I also drive on country roads at night where I would appreciate al the light I can get. Does the Audi A4 have this same system?
Imagine going into any domestic or japanese dealership and explaining that on your german car, one set of headlights only works with the handbrake on.
 

CalgaryPilot

Newbie
Location
Canada
I expected better from the Germans

What a dumb design. I also drive on country roads at night where I would appreciate all the light I can get.
Does the Audi A4 have this same system?
Imagine going into any domestic or japanese dealership and explaining that on your german car, one set of headlights only works with the handbrake on.
Does the 2010 GTI have the same setup?
 

GodSquadMandrake

Radioactive Rotary Rocket
Location
Minneapolis
If anyone is wondering, the inner headlights work great with 55w HIDs. They throw light further down the road than the main headlights and it makes driving in Alaska with 22 hours of darkness, suicidal moose, no streetlights, and 360 miles between major cities bearable.
 

mccdeuce

New member
Location
Milton, FL
Cannot get Coming Home to work...?

I installed euro switch.
changed to eu instrument mode
disabled DRL

Enabled leaving home, coming home, emergency brake flash light, FTP parking lights and fogs with high beams.


Everything worked except coming home. The option now appears in my MFD and is set to 30 seconds but I got nothing.

Suggestions?
 

esoteric0

will vag-com for beer.
Location
here and there
stupid question, but did you leave your light switch in the 'coming home' or 'on' position?

i don't have a euro switch, but leaving the switch on enables coming/leaving home (if it's also enabled in the MFD).
 
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