Inspect the belt for cracks or damage. If the belt is cracked or damaged, replace it.
Check that the position of the auto-tensioner indicator (A) is within the standard range (B) as shown. If it is out of the standard range, replace the drive belt.

Engine Number and Transmission Number
See the image below for the locations of your vehicle’s engine number and
transmission number.
...
Connecting Rod and Crankshaft End Play Inspection
Remove the oil pump.
Measure the connecting rod end play with a feeler gauge (A) between the
connecting rod (B) and the crankshaft (C).
Connecting Rod End Play
...
Rear Brake Hose Replacement
Raise and support the vehicle.
Remove the rear wheel.
Disconnect the brake hose (A) from the brake line (B) using a 10 mm flare-nut
wrench (C).
...