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View Full Version : surges at speed t4 1999 2.5 tdi



vubd
02-01-2009, 08:20 PM
hi all :1zhelp:
i have pluged my van in and it read no fault codes :D i have emptyed 3 bottles of injector cleaner in one i filled the new diesel filter with the cleaner today i pulls better pulls away better sound better goes better ony prob is when in out side lane doing just over 70 90 ish :Blush2: the van has a little serge and losses its pull will drop power to about 60 i pulled in to a garage and turned engine off and on again set off again ran as good as before got to the high speed and it serged again
anyone know what it could be its got me stumped :zx11: have tryed all sorts of advice
thanks for reading my prob hope someone can help
vubd dave