V40 L4-1.9L Turbo VIN 29 B4204T3 (2002)
Drive Belt Tensioner: Service and Repair
Replacing The Idler Pulley For The Auxiliary Drive Belt/Belt Tensioner
Removing the drive belt
Use a 15 mm socket wrench on the belt tensioner and slacken off the belt.
Remove the belt.
Replacing the belt tensioner idler pulley
Remove the bolt and the tensioner idler pulley.
Install the new tensioner idler pulley.
Tighten the bolt to 20 Nm.
Check the poly V-belt carefully. Replace the belt if necessary.
Replacing the belt tensioner
Remove the tensioner idler pulley.
Remove the center bolt at the rear. Remove the belt tensioner.
Install the new belt tensioner with the cut-out over the cam.