Tacoma PreRunner Dbl Cab 2WD V6-3.4L (5VZ-FE) (2001)
Drive Belt: Testing and Inspection
INSPECTION
INSPECT DRIVE BELT
a. Visually check the belt for excessive wear, frayed cords, etc.
If any defect has been found, replace the drive belt.
HINT: Cracks on the rib side of a belt are considered acceptable. If the belt has chunks missing from the ribs, it should be replaced.
b. Using a belt tension gauge, measure the belt tension.
Belt tension gauge: DENSO BTG-20 (95506-00020) Boroughs No. BT-33-73F
Drive belt tension:
New belt: 135 - 180 ft. lbs.
Used belt: 85 - 120 ft. lbs.
If the belt tension is not as specified, adjust it.
HINT: "New belt" refers to a belt which has been used less than 5 minutes on a running engine.
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"Used belt" refers to a belt which has been used on a running engine for 5 minutes or more.
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After installing a belt, check that it fits properly in the ribbed grooves.
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Check with your hand to confirm that the belt has not slipped out of the groove on the bottom of the pulley.
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After installing a new belt, run the engine for about 5 minutes and recheck the belt tension.