I wasn't exactly sure where to put this, so happy to move if it's in the wrong area.

The ADZ 1.8l SPFI engine I have in my SEAT Cordoba idles high (just under 1000rpm) and the revs hang if I just touch the throttle in neutral, or when coming up to a stop (will hang around 2000rpm for up...

2012/13 155 tsi, 145kkms. Starts fine, after about 4 sec I get intermittent misfiring in two of the cylinders. Replaced Plugs and coils. No issues while driving, only at idle. Pcv? There’s a fair bit of vacuum if I remove the oil cap, no whistling though. Good L/100. Small leak in rear main seal?...

Hey there,
I'm still not sure if I will go through with this, but was just curious to see if anyone would actually be interested. I have had a 2001 MK4 Golf 1.6 4dr 5sp since January of this year. I love this car, but it has had some shortcomings. So far, I have replaced the engine oil, gearbox...