my audi A3 sport 1.6 2001/x has an intermintant fault. the cooling fans run till they flatten the battery with vag-com i found the following fault code.

Sunday, 03 October 2010, 01:09:33.
VCDS-Lite Version: Release 1.0
Control Module Part Number: 06A 906 033 J
Component and/or Version: SIMOS33 1,6l 2V 00HS3488
Software Coding: 00211
Work Shop Code: WSC 00720
Additional Info: WAUZZZ8LZ1A048162 AUZ5Z0YN162064
1 Fault Found:
16500 - Engine Coolant Temp. Sensor (G62): Implausible Signal
P0116 - 35-00 - -

if i clear the code the fault goes for about a week.

the coolant temp sensor has been replaced so i dont know where to look next. i have noticed the temp gauge is not stable.

any help would be a great help! thanks pete