Search found 3 matches

by king464
Tue Nov 06, 2018 8:14 pm
Forum: MK5 (6N2) Polo - Years 1999-2001
Topic: Lambda Oxygen Sensor fails after months
Replies: 6
Views: 13353

Re: Lambda Oxygen Sensor fails after months




I would check the wiring on the front of the gearbox (6 inches back from the plug too) as this has a habit of degrading over time and becoming very brittle due to the heat near the manifold. It often needs to be cut out and replaced with new wiring


So very true.

There is a diagnostic ...
by king464
Tue Nov 06, 2018 8:12 pm
Forum: MK5 (6N2) Polo - Years 1999-2001
Topic: Lambda Oxygen Sensor fails after months
Replies: 6
Views: 13353

Re: Lambda Oxygen Sensor fails after months


Overfuelling can kill the lambda over time

I would check the wiring on the front of the gearbox (6 inches back from the plug too) as this has a habit of degrading over time and becoming very brittle due to the heat near the manifold. It often needs to be cut out and replaced with new wiring ...
by king464
Mon Nov 05, 2018 4:33 pm
Forum: MK5 (6N2) Polo - Years 1999-2001
Topic: Lambda Oxygen Sensor fails after months
Replies: 6
Views: 13353

Lambda Oxygen Sensor fails after months

Hey guys and girls!

First post here but I’ve been looking through these forums for a couple months now and they’ve been so useful! Absolutely love my Polo 6N2, my first car and I couldn’t be happier!

But I do have one reoccurring problem which is really starting to annoy me. I keep getting a check ...