sprinter 311 x reg. the temp. gauge fluctuates and their is loss of power for second or two{goes into limp mode} engine not overheating and just replaced thermostat housing but still same. on motorway dosent happen only local when revving.
done 250,000. any ideas more annoying than anything else.

ismail [issy], June 2008

gauge sensor wire shorting on engine u rev engine ,engine moves rubs wiire ,gauge goes full swing,m way driving engine stable gauge ok,check harness where it touches or could touch engine prob be a small clean spot of contact.find break insulate.

caine, June 2008