Timing Belt: Testing and Inspection
INSPECTIONSPROCKETS, TENSIONER, IDLER
1. Check the camshaft sprocket and crankshaft sprocket, tensioner pulley and idler pulley for abnormal wear, cracks, or damage. Replace as necessary.
2. Inspect the tensioner and the idler for easy and smooth rotation and check for play or noise. Replace as necessary.
3. Replace the tensioner and the idler if grease is leaked from bearings.
TIMING BELT
1. Check the belt for oil or dust deposits.
Replace, if necessary.
Small deposits should be wiped away with a dry cloth or paper. Do not clean with solvent.
2. When the engine is overhauled or belt tension adjusted, check the belt carefully. If any of the following flaws are evident, replace the belt.
NOTE:
^ Do not bend, twist or turn the timing belt inside out.
^ Do not allow the timing belt to come into contact with oil, water and steam.
3. Inspect the idler for easy and smooth rotation and check for play or noise.