The lights aren t working and the light seems to be intermittent in display.
Vw golf mk4 tail lights not working.
When grounding test light to light quadrant ground no power to the tail light wire on plug that shows power on the left working tail obviously.
To replace the switch on the new brake switches you start with the plunger all the way out.
Holding the brake pedal up install the brake switch and turn until it latches.
On the wires coming it to the back there is a grey wire on the corner.
If your brake lights are only out on one side it is most likely that the bulb or the socket is bad.
You need a brake switch.
I have a 2012 beetle turbo similar issue not solved as of yet.
Had the epc light flash up on my dash this morning on the way into work and as this happened about a year ago with the cause turning out to be the brake lights not working it s the first thing i checked when i got to work.
Where is the fuse for brake lights on mk4 answered by a verified vw mechanic.
If it is not working with the flashers then you may have a bad light or socket.
99 vw no tail lights fix.
It s located underneath the brake pedal.
Check with a local dealer or vw canada.
Many of the newer third brake lights are led which means they do not have bulbs and you need to replace the unit.
There is a recall affecting mk4s on this.
This is an extremely common problem for the switch to fail.
I have the same problem.
Jim check you brake light switch.
This is my redneck fix.
Check on here for more information.
Sockets grounds plugs all good no blown fuse.
This video shows how easy it is to replace brake light switch in volkswagen golf mk4.
This will set the plunger in the correct spot.
Please check fuse and reverse light bulbs first before going for the reverse back up switch.
If your brake lights are not working more than likely the brake light switch has failed.
Left rear lights all function.
Right rear no tail only the larger wedge base bulb.
Add a wire to the grey one.
If the third brake light flashes then most likely a fuse has gone bad.
Pull out the hazard switch.
Mk iv golf 2 0 gti.
Then run that wire to he very back to the tail light on the left side.
The car in the video is right hand drive steering wheel on the right.
Brake lights only out on one side.