SEAT Workshop Service and Repair Manuals

Test sequence

–  Remove cover above camshaft housing -arrows-. –  Remove air filter together with air intake connecting piece: → Chapter –  Remove upper part of toothed belt guard. The engine must be lowered slightly as follows to enable the crankshaft sprocket to be removed:

–  Fit support -U-30025B- as shown. –  Gently lower engine into support -U-30025B-.

–  Remove securing bolts -A- and -B- and remove complete assembly mounting. –  Remove upper securing bolt from lower toothed belt guard situated under console. –  Remove console from cylinder head. –  Remove right insulation tray. –  Lower engine until the pulley securing bolt is accessible. –  Mark direction of rotation of ribbed belt.

–  Using a spanner on the securing bolt swivel tensioning roller in direction of arrow. –  Removing ribbed-belt.

–  Loosen pulley and toothed belt sprocket securing bolt. Support pulley with counter support -T20018A- –  Remove pulley. Refit securing bolt with two washers and tighten to secure toothed belt sprocket. –  Now turn crankshaft twice in direction of engine rotation until it is again at TDC No. 1 cylinder. –  Remove lower toothed belt guard.

–  Note the position of the tensioning roller indicator -arrow-. Press the toothed belt firmly with thumb. The indicator should move. –  Release tension on toothed belt. –  Turn crankshaft twice in direction of engine rotation. –  Then check the position of the indicator. It should have returned to its original position. If tensioning roller does not return to initial position: –  Replace tensioning roller.