Harmonic Balancer - Crankshaft Pulley: Service and Repair

The content of this article / image reflects Manual update # 18-145-09 dated 01/07/10.


Crank Pulley

REMOVAL

NOTE:
When replacing the single part, perform the work with the engine installed to vehicle body.

1) Remove the V-belts.
2) Use the ST to lock the crank pulley, and remove the crank pulley bolt.

ST 499977100 / 499977400 CRANK PULLEY WRENCH





3) Remove the crank pulley.

INSTALLATION

METHOD WITHOUT ANGLE GAUGE
1) Clean the crankshaft thread using compressed air.
2) Install the crank pulley.
3) Apply engine oil to the crank pulley bolt seat and thread.
4) Tighten the crank pulley bolts.
1) Use the ST to lock the crank pulley, and temporarily tighten the crank pulley bolt.

ST 499977100 / 499977400 CRANK PULLEY WRENCH





2) Draw reference lines (A) and (B) using a marker to set the socket to the crank pulley bolt as shown in the figure.

ST 499977100 / 499977400 CRANK PULLEY WRENCH

NOTE:
Set the socket onto the crank pulley bolt so that reference lines (A) and (B) is visible.





3) Draw end line (C) on ST using a marker at the same position as reference line (B) was drawn on the socket in step (2).

ST 499977100 / 499977400 CRANK PULLEY WRENCH





4) Use the ST to lock the crank pulley, and tighten the crank pulley bolt to the angle where reference line (A) and end line (C) are aligned.

ST 499977100 / 499977400 CRANK PULLEY WRENCH

NOTE:
It should be approx. 60° when reference line (A) and end line (C) are aligned.





5) Install the V-belts.

METHOD WITH ANGLE GAUGE
1) Clean the crankshaft thread using compressed air.
2) Install the crank pulley.
3) Apply engine oil to the crank pulley bolt seat and thread.
4) Tighten the crank pulley bolts.
1) Remove the radiator main fan motor assembly and radiator sub motor assembly.
2) Use the ST1 to lock the crank pulley, and temporarily tighten the crank pulley bolt.

ST1 499977100 / 499977400 CRANK PULLEY WRENCH





3) Set the ST2, use the ST1 to lock the crank pulley, and tighten the crank pulley bolt to the specified angle.

ST1 499977100 / 499977400 CRANK PULLEY WRENCH
ST2 18854AA000 ANGLE GAUGE

NOTE:
Attach the magnet used for securing the ST2 (ANGLE GAUGE) to ST1.





4) Install the radiator main fan motor assembly and radiator sub motor assembly.
5) Install the V-belts.

INSPECTION
Check that the crank pulley has no deformation, cracks or other damages.