Oil Pump Chain
Oil Pump ChainREMOVAL
1) Remove the transmission assembly from the vehicle.
2) Remove the torque converter assembly.
3) Remove the oil pump chain cover.
4) Remove the seal ring from center support COMPL.
5) Remove the driven sprocket from oil pump chain cover to remove the oil pump chain.
NOTE:
The driven sprocket is replaced as an assembly only, because it is a non-disassembly part.
6) Remove the snap ring.
7) Remove the drive sprocket.
8) Remove the oil seal from the oil pump chain cover.
INSTALLATION
1) Clean the mating surface of oil pump chain cover and converter case cover.
2) Using the ST, install the oil seal.
ST 499755602 PRESS SNAP RING
3) Install the drive sprocket and install the snap ring.
4) Place the oil pump chain on drive sprocket.
5) Place the oil pump chain on driven sprocket and install the driven sprocket to oil pump chain cover.
6) Install the seal ring to center support COMPL.
NOTE:
^ Use a new seal ring.
^ Apply CVTF to the seal rings.
7) Apply liquid gasket seamlessly to the mating surface of oil pump chain cover.
CAUTION:
Do not apply liquid gasket at the arrowed hole.
Liquid gasket:
THREE BOND 1215 (Part No. 004403007) or equivalent
8) Install the oil pump chain cover.
NOTE:
There are two types of bolt.
Tightening torque:
24 Nm (2.4 kgf-m, 17.7 ft-lb)
9) Install the torque converter assembly.
10) Install the transmission assembly to the vehicle.
DISASSEMBLY
DRIVE SPROCKET
1) Remove the ball bearing using ST.
ST1 498077600 REMOVER
ST2 399513600 INSTALLER
ASSEMBLY
DRIVE SPROCKET
1) Using the ST, install the ball bearing.
NOTE:
Use a new ball bearing.
ST 499755602 PRESS SNAP RING
INSPECTION
^ Check the oil pump chain for damage.
^ Replace if gear teeth are broken, damaged, sharpen or excessively worn.
^ Check the bearing for seizure or wear.
^ Apply CVTF to bearing and rotate the bearing to check for noise or dragging etc.
^ Check the oil pump chain cover for damage.
^ Check for leakage of CVTF from the mating surface of oil pump chain cover.
^ Check the oil seal for damage.