Corolla S Sedan L4-1794cc 1.8L DOHC MFI (2001)
3. INSPECT CHAIN TENSIONER
a. Check that the plunger moves smoothly when the ratchet pawl is raised with your finger.
b. Release the ratchet pawl and check that the plunger is locked in place by the ratchet pawl and does not move when pushed with your finger.
4. INSPECT OIL JET
5. INSPECT DRIVE BELT TENSIONER
Check the oil leakage and crack.
If necessary, replace the drive belt tensioner.
REPLACEMENT
REPLACE CRANKSHAFT FRONT OIL SEAL
HINT: There are 2 methods to replace the oil seal which are as follows:
a. If timing chain cover is removed from cylinder block.
1. Using a screwdriver and a hammer, tap out the oil seal.
2. Using SST and a hammer, tap in a new oil seal until its surface is flush with the timing chain cover edge.
SST 09300-37010
3. Apply MP grease to the oil seal lip.
b. If timing chain cover is installed to the cylinder block.