ENGINE MECHANICAL — Timing Belt EM-27 (e) If there is noticeable wear on the belt teeth, check the timing belt cover gasket for damage and correct gasket installation. Check for foreign material on the pulley teeth. 2. INSPECT IDLER PULLEY Check the turning smoothness of the timing belt idler pulley. If necessary, replace the idler pulley. 3. INSPECT TENSION SPRING Check the free length of the spring. Free length: 69 mm (2.72 in.) If not as specified, replace the spring. 69 mm EM013 EM006A EM091U