300tdi fluctuating idle

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scrappyloz

Active Member
Posts
398
Location
Hereford,Herefordshire
My 1995 300 tdi discovery with a manual box has a random idle problem.

The revs fluctuate up and down at idle by about 150 rpm each way. Its not the rev counter its the engine as i can hear it in the engine noise.

It seems worse when cold. Any idea what it could be?
 
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