When to replace fan belt in Toyota 4Runner?

When to replace fan belt in Toyota 4Runner?

As a belt wears, it may emit a squeaking or chirping noise, and a badly-worn belt can end up splitting apart or simply breaking in two. And when one belt fails, it’s always a good idea to replace all of the belts with new belts at the same time. The fan/water pump to alternator belt is the closest to the engine block.

What kind of alternator does a Toyota 4Runner have?

The Toyota 4Runner model vehicles come equipped with two different types of alternator belts. The first belt is a V-belt that controls each engine accessory separately.

Where is the power steering belt on a 4Runner?

Figure 1. 4Runner 2.4L 22R/22R-E I4 engine drive belt diagram. The power steering belt is the furthest from the engine block.

Where is the routing diagram on a 4Runner?

Open the hood and locate the routing diagram for the serpentine belt. The routing diagram for the 4Runner model vehicles is stamped to the top of the fan shroud or the underside of the hood. Use the diagram when installing the new belt. Locate the automatic belt tensioner on the front of the engine.

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.

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.

How do you replace power steering vane belt?

Adjustment points for the power steering vane pump drive belt tension. Loosen but don’t remove the 14mm locking bolt on the face of pulley, then loosen the belt by turning the 14mm adjustment bolt atop this pulley (turn it counterclockwise), which forces the pulley down to loosen the belt. Remove the belt and install the new belt.

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.

As a belt wears, it may emit a squeaking or chirping noise, and a badly-worn belt can end up splitting apart or simply breaking in two. And when one belt fails, it’s always a good idea to replace all of the belts with new belts at the same time. The fan/water pump to alternator belt is the closest to the engine block.

The Toyota 4Runner model vehicles come equipped with two different types of alternator belts. The first belt is a V-belt that controls each engine accessory separately.

Figure 1. 4Runner 2.4L 22R/22R-E I4 engine drive belt diagram. The power steering belt is the furthest from the engine block.

Where is the timing belt tensioner on a Toyota 4Runner?

Refer to the exploded view of the timing belt assembly and locate the timing belt tensioner; alternate loosening the two bolts (14mm) until the tensioner can be removed; don’t forget the rubber dust boot!

When did Toyota switch to serpentine drive belts?

According to Gates Corporation (a seller of drive belts), Toyota’s 4Runner didn’t switch over to a single serpentine belt design until the 2003 model year (fourth generation). Unless air conditioning wasn’t included, the first and second generation of 4Runners with the 2.4L 22R/22R-E I4 engine used three accessory belts for:

What kind of belt does an alternator use?

Virtually all of today’s vehicles use a single belt to drive the alternator, water pump, air conditioner compressor, and power steering vane pump off of the crankshaft pulley/harmonic balancer. Because the loops of this single belt must wind around multiple pulleys, idler wheels, and a tensioner, these belts are called “serpentine” belts.

What kind of engine does a Toyota 4Runner have?

The standard engine in the first (1984-1989) and second (1990-1995) Generation of the Toyota 4Runner was the venerable 2.4L I4, with (starting in 1987) a 3.0L V6 available as an option.

When did the Toyota 4 runner come out?

It is manufactured with diesel and petrol engines, and available with both, manual and automatic transmission styles. It is now in its fifth generation, which was officially introduced on September 24, 2009. All versions were built with front engine, rear-wheel or four-wheel drive.