Summit L4-1468cc 1.5L SOHC (1989)
Timing Belt: Service and Repair
Fig. 13 Timing Belt Removal
Fig. 14 Camshaft & Crankshaft Sprocket Timing Marks
REMOVAL
1.
Remove battery ground cable.
2.
Disconnect breather and secondary air hoses, then remove air cleaner assembly, air intake duct and heated air duct as needed.
3.
Disconnect accelerator cable and oxygen sensor lead, and remove spark plug wires as needed.
4.
Remove accessory drive belts.
5.
Support engine as needed, then remove left engine mount bracket.
6.
Remove power steering pump, if equipped and water pump pulleys.
7.
Remove rocker arm cover, gasket and packing, and the upper timing belt cover.
8.
On 1991-92 models, using special tool No. MD998747 and discarded drive belt, stop rotation of crankshaft pulley, remove A/C and crankshaft
pulley, Fig. 13.
9.
On all models, rotate crankshaft in normal direction of rotation (clockwise) until timing marks are aligned, Fig. 14, loosen belt tensioner bolts and
move timing belt tensioner fully toward the water pump, then tighten bolts to hold tensioner.
10.
Remove timing belt. If the timing belt is to be reused, place an arrow mark indicating turning direction (direction of engine rotation) to ensure the
belt is installed in the same direction as before.
11.
Remove camshaft sprocket, crankshaft sprocket and flange, and timing belt tensioner as needed.
12.
Inspect belt and replace if any of the following conditions are noted:
a. Hardened back surface rubber. With back surface glossy, non-elastic and so hard that no mark is produced when fingernail is forced into
surface.
b. Cracked back surface rubber.
c. Cracked or separated canvas.
d. Cracks at tooth bottom or side of belt.
