NOTE:
• When replacing a single part, perform the work with the engine installed to the body.
• When performing the work with the engine installed to the body, the following parts must also be removed/installed.
• Radiator main fan motor assembly 
• Radiator sub fan motor assembly
• When performing the work with the engine installed to the body, protect the radiator with cardboard or blankets.
1. Remove the crank pulley.
2. Remove the timing belt cover.
3. Remove the timing belt guide. (MT model)
4. If the alignment mark or arrow mark (which indicates the direction of rotation) on timing belt fade away, put new marks before removing the timing belt as shown in procedures below.
(1) Turn the crankshaft using ST, and align the alignment marks on crank sprocket, intake cam sprocket LH, exhaust cam sprocket LH, intake cam sprocket RH and exhaust cam sprocket RH with marks on oil pump and notches of timing belt cover.
| ST 499987500 | CRANKSHAFT SOCKET |
(2) Using white paint, put an alignment mark or an arrow mark on timing belts in relation to the crank sprocket and cam sprockets.
Z1: 54.5 teeth
Z2: 51 teeth
Z3: 28 teeth
5. Remove the belt idler (A).
6. Remove the timing belt.
CAUTION:
After the timing belt has been removed, never rotate the intake and exhaust sprocket. If the cam sprocket is rotated, the intake and exhaust valve heads strike together and valve stems are bent.
2. AUTOMATIC BELT TENSION ADJUSTER ASSEMBLY AND BELT IDLER
1. Remove the belt idler (A) and (B).
2. Remove the belt idler No. 2.
3. Remove the automatic belt tension adjuster assembly.
