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View Full Version : AGU 1.8T 20V common faults/ problem??



aaron001au
28-01-2014, 07:45 PM
Hey all i got a AGU 1.8T 20V out of the crashed Gti i bought not to long ago and just wanted to know, what are the main things to look out for on these motors ?

im going to do your basic stuff like plugs oil and filter and replace a few gaskets that are leaking , but what else should i be doing while the motors out ?

was thinking about doing the cam/timing belt ? ... i also herd these motors have a sludge problem if oils not changed on time ?

any input or information would be great

h100vw
28-01-2014, 07:59 PM
Hey all i got a AGU 1.8T 20V out of the crashed Gti i bought not to long ago and just wanted to know, what are the main things to look out for on these motors ?

im going to do your basic stuff like plugs oil and filter and replace a few gaskets that are leaking , but what else should i be doing while the motors out ?

was thinking about doing the cam/timing belt ? ... i also herd these motors have a sludge problem if oils not changed on time ?

any input or information would be great

They don't like missed oil changes, that's true.

Def do the belt and water pump/tensioners. Otherwise they are solid.

Gavin

aaron001au
28-01-2014, 08:09 PM
They don't like missed oil changes, that's true.

Def do the belt and water pump/tensioners. Otherwise they are solid.

Gavin

Thinking about pulling the sump and checking for sludge think this is a good idea before installing in to the car ?? And if I do find sludge how do I go about cleaning it out of the rest of the motor ?

h100vw
28-01-2014, 09:16 PM
Thinking about pulling the sump and checking for sludge think this is a good idea before installing in to the car ?? And if I do find sludge how do I go about cleaning it out of the rest of the motor ?

Yeah, the sump is easy to pull. Check inside and post a picture. If it's bad the pickup for the pump could be blocked. Clean it off with degreaser and a brush, it breaks down pretty easily. If it's filthy inside, I am not sure I'd try cleaning it off. As you could dislodge big lumps of crap that will later on, block the pick up.

Personally, I'd just over maintain it for a while. Quarterly/4000km oil changes or something. Checking the oil for crap. Maybe do 2 changes and drop the sump again.

Gavin

blackers10
28-01-2014, 10:42 PM
is it worth running an "engine oil flush" through these engines to clear some of this sludge(when not able to remove the sump) ? or is it more of a snake oil/high risk manoeuvre due to the crap that can be dislodged?

h100vw
28-01-2014, 10:54 PM
It can dislodge more crap. Just depends how bad it is.

Pull the sump first, you'll know if you have to go further.