When should I replace my serpentine belt 4runner?
Typically, belt manufacturers recommend belt replacement at 90,000 miles.
How do you change a serpentine belt on a 2002 Toyota 4Runner?
Toyota uses ribbed belts on your 4Runner that have to be adjusted manually.
- Step 1 – Remove skid plate.
- Step 2 – Loosen power steering belt.
- Step 3 – Loosen A/C belt.
- Step 4 – Loosen alternator belt.
- Step 5 – Remove and replace belts.
- Step 6 – Tension belts.
- Step 7 – Reassembly.
What’s the best way to replace a serpentine belt?
Auto tensioners have either a hole that will fit a half inch drive ratchet, or a bolt you can use a socket to apply pressure to. Insert the wrench or place the socket over the bolt on the tensioner and twist it away from the belt to relieve the tension on it.
How long does it take to change a Toyota 4Runner belt?
Allow a couple hours just to be sure, and next time you can do it in 45 minutes. Let’s do it! Toyota uses ribbed belts on your 4Runner that have to be adjusted manually. It is much easier to get to the belts if the skid plate (or plates) is out of the way. Remove the bolts with a 12mm socket.
Where do I find the serpentine belt routing diagram?
Find the serpentine belt routing diagram. Many cars come with a sticker in the engine bay that shows exactly how the serpentine belt is supposed to be routed through the various pulleys on the engine. If your vehicle does not have a sticker, you will need to find another way to remember how the belt should be run.
What happens if a serpentine belt goes bad?
The serpentine belt in most modern vehicles transfers power from the crank pulley to the various accessories mounted on the engine. A worn or damaged serpentine belt can fail to adequately transfer the power, leaving your alternator, power steering, and air conditioning failing to function.
How much does it cost to replace a serpentine belt on a 4Runner?
The average cost for a Toyota 4Runner serpentine belt replacement is between $86 and $121. Labor costs are estimated between $49 and $62 while parts are priced between $37 and $59. Estimate does not include taxes and fees.
How do you change the belts on a Toyota 4Runner?
Remove the belts one at a time by snaking them through the fan blades. As you take them off, mark which is which and match to the new belts exactly. Snake the new belts through the fan and on to the appropriate pulleys like the old belts, starting with the alternator belt.
Auto tensioners have either a hole that will fit a half inch drive ratchet, or a bolt you can use a socket to apply pressure to. Insert the wrench or place the socket over the bolt on the tensioner and twist it away from the belt to relieve the tension on it.
What does the serpentine belt on a sprinter do?
The serpentine belt – sometimes referred to as the fan belt, alternator belt, or accessory drive belt – is used to spin, or “drive,” several components attached to the engine. It drives the alternator that powers the electrical system and recharges the battery.
How do you tighten the alternator belt on a Toyota 4runner?
Locate the adjustment bracket on the top of the alternator. Loosen the locking bolt in the center of the adjustment bracket slide with the ratchet and a socket. Locate the adjustment bolt at the end of the bracket. Turn the bolt counterclockwise to loosen the belt.
How do you replace a Toyota 4Runner accessory drive belt?
Use any combination of wrenches and ratchets it takes to loosen the bolts and nuts. From the top, loosen the alternator pivot bolt with a 14mm wrench or socket. Figure 6. Alternator pivot bolt. From the bottom, loosen the nut circled in red with a 14mm. The adjuster bolt is also 14mm and needs to be loosened quite a bit so the belt will come off.
What should tension gauge be on Toyota 4Runner?
OEM belts are great if you can get them reasonable. The belts must be manually tensioned. A tension gauge works well, or the old rule of thumb is 1/4″ to 1/2″ deflection on pulleys that are less than 6″ apart from their centers and 1/2″ deflection on pulleys that are 6″ apart from their centers.
How do you adjust the radiator on a Toyota 4Runner?
Toyota uses ribbed belts on your 4Runner that have to be adjusted manually. It is much easier to get to the belts if the skid plate (or plates) is out of the way. Remove the bolts with a 12mm socket. Figure 1. Skid plates. You can take the upper radiator hose off if you think it will get in your way. If you do, remember to refill the coolant.
What to use to loosen P / S Pump on Toyota 4Runner?
The P/S pump swings on the upper bolt. Loosen it with a 14mm wrench. If you have the ratcheting wrench, it makes things much easier. Next use the 14mm wrench to loosen the nut next to it in Figures 3 and 4.