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Overboost / clutch slip

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Hi guys,

I've been a member for a short time but not posted too much. Been enjoying my little vrs until the past week :(

Limp mode approx 3 times.

Obd2 error code of p0234 》overboost issue. I've checked the top intercooler pipes and all seems ok ill get under and check below this eve.

The error goes off after turning the ignition off and all seems ok then randomly goes into limp mode. Mainly on the motorway at 65 - 70.

Then this evening I noticed some clutch slip at 2500 - 3000 rpm. Can an overboost fault cause clutch slip or have I got two separate issues?

Btw it's 54 plate 80k standard. Well unless it's mapped.

My egr also has some oil weeping too.could a seal have gone and cause a boost leak?

Thanks

Ryan

Its common for the vanes in the turbo to stick causing over boost so its probably wise to check in that area first.

 

The EGR valves normally weep oil out so I wouldn't worry about that too much.

 

Normally clutches should last way over 100K if they are looked after but it sounds like yours has been the victim of possibly clutch riding or other general abuse

  • Author

Thanks for the reply.

I'll mr muscle the turbo over the weekend.

Bottom pipes were all ok so must be sticky vanes.

If you try to actuate the vanes manually that will give you an idea. A vac pump is a useful tool to have as you can see if its moving freely, sticky vanes make for poor boost control, and also you can make sure the diaphragm on the actuator is in tact although it doesn't seem common for them to fail.

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