Most Common Car Issues

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MOST COMMON PROBLEMS

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner SR5 is a versatile SUV equipped with a 3.4-liter V6 engine, delivering between 183 to 190 horsepower. It boasts a 4WD system, making it suitable for various terrains. Manufactured in Japan by Toyota Motor Corporation, the 4-Runner is known for its reliability and rugged performance. This model features a wagon body style, providing ample space for both passengers and cargo.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner Limited is a robust SUV powered by a 3.4L V6 engine (5VZ-FE) delivering between 183 to 190 horsepower. This 4WD vehicle is built for both on-road comfort and off-road capability. Manufactured by Toyota Motor Corporation in Tahara, Japan, it features a wagon body style and a water-cooled engine. Ideal for adventure seekers and families alike.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner SR5 is a robust SUV with a 3.4L V6 engine, producing between 183 to 190 hp. This 4WD vehicle is built by Toyota Motor Corporation in their Tahara Plant, Japan. It features a water-cooled engine and has a gross vehicle weight rating in the Class 1D range (5,001 - 6,000 lb). Designed for versatility, it caters to both on-road comfort and off-road capability.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner Limited is a robust SUV powered by a 3.4L V6 engine (5VZ-FE) producing between 183-190 hp. This 4-wheel drive vehicle, manufactured in Japan by Toyota Motor Corporation, features a wagon body style and seats passengers comfortably with its 4-door configuration. Engineered for reliability, the 4-Runner is a versatile choice for both on-road and off-road adventures.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner SR5 is a robust SUV featuring a 3.4L V6 engine producing between 183 to 190 hp. This 4WD vehicle, manufactured by Toyota Motor Corporation in Tokyo, Japan, offers a practical and versatile driving experience. Ideal for both off-road adventures and everyday use, it is equipped with a 4-door wagon body style and a gross vehicle weight rating of Class 1D.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner Limited is a versatile SUV with a powerful 3.4L V6 engine, producing between 183 to 190 horsepower. It features 4WD for off-road capability and has a wagon body style. Manufactured in Toyota's Tahara Plant in Japan, this model is designed for both utility and comfort, ideal for families and adventure seekers alike.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4Runner SR5 is a versatile SUV featuring a 3.4L V6 engine with a horsepower range of 183-190 hp. It boasts a 4WD drivetrain, a water-cooled engine, and a robust build produced at the Toyota Motor Corporation's Tahara Plant in Japan. With a gross vehicle weight rating in the Class 1D range, it's designed for both rugged off-road adventures and everyday driving.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner SR5 is a versatile SUV with a 3.4L V6 engine (5VZ-FE) that produces between 183-190 hp. This 4WD vehicle, manufactured in Japan by Toyota Motor Corporation, features a wagon body style and a gross vehicle weight rating of 5,001 - 6,000 lbs. It has a 4-door configuration and runs on gasoline.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4Runner SR5 is a versatile Sport Utility Vehicle (SUV) with a 3.4L V6 engine producing between 183 to 190 horsepower. It features a 4WD drive type and a Wagon body style. Manufactured in Tahara, Japan, this model is powered by gasoline and is built for both urban and off-road adventures. With a gross vehicle weight rating ranging from 5,001 to 6,000 lbs, it's designed for reliability and performance.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner SR5 is a versatile SUV featuring a 3.4L V6 engine (5VZ-FE) with 183-190 horsepower. It offers 4WD capabilities and a robust build, making it ideal for both on-road and off-road adventures. Manufactured in Tokyo, Japan by Toyota Motor Corporation, this vehicle is designed for reliability and performance.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner SR5 is a versatile SUV with a 3.4L V6 engine, producing between 183 to 190 hp. Manufactured in Japan's Tahara Plant, this 4x2 MPV features a water-cooled engine with a displacement of 3378 CC. With a gross vehicle weight rating ranging from 5,001 to 6,000 lbs, it offers both power and functionality. This model is equipped with 4 doors and runs on gasoline.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner Limited is a versatile SUV powered by a 3.4L V6 engine (5VZ-FE) producing between 183 to 190 hp. It features a 4WD drivetrain, four doors, and a wagon body style, making it ideal for both on-road and off-road adventures. This model, manufactured in Japan at Toyota's Tahara Plant, sits within the Class 1D weight range (5,001 - 6,000 lb).

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4Runner SR5 is a robust SUV designed for versatility and performance. Powered by the Toyota 5VZ-FE V6 engine with a displacement of 3.4L, it delivers between 183 to 190 horsepower. This 4WD vehicle is built at the Tahara Plant in Aichi, Japan, and features a Wagon body style with a gross vehicle weight rating from 5,001 to 6,000 lbs. Ideal for both daily commutes and off-road adventures, it remains a popular choice among SUV enthusiasts.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4Runner SR5 is a versatile SUV equipped with a 3.4L V6 engine (5VZ-FE) producing 183-190 hp. It features 4WD capabilities and is built in the Tahara Plant in Aichi, Japan. This model, known for its reliability and off-road prowess, is classified under the Class 1D weight rating.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.

TOYOTA 4-Runner 2001

The 2001 Toyota 4-Runner Limited is a robust SUV featuring a 3.4L V6 engine with 183-190 hp, manufactured by Toyota. As a 4WD vehicle, it offers versatility and power, perfect for various terrains. Built in Hamura, Japan, this model is known for its reliability and off-road capabilities.

Spec:

Engine Brake (hp) From

183

Engine Brake (hp) To

190

Engine Configuration

V-Shaped

Engine Manufacturer

Toyota

Engine Model

5VZ-FE

Engine Number of Cylinders

Problems:

Oil leaks

The 5VZ-FE engine in the 2001 Toyota 4-Runner is known for developing oil leaks, particularly from the valve cover gaskets and oil pan.

Head gasket failure

This engine can experience head gasket issues over time, which can lead to coolant leaks and overheating problems.

Timing belt wear

The 5VZ-FE engine uses a timing belt, which requires regular replacement. Failure to do so can result in severe engine damage if the belt breaks.

Fuel injector problems

Fuel injectors on this model can become clogged or fail, leading to poor engine performance and reduced fuel efficiency.

Ignition coil failure

Ignition coils on the 5VZ-FE engine can fail, causing misfires and rough engine operation.

Crankshaft pulley issues

The crankshaft pulley can sometimes develop wobbling or noise issues, which can lead to belt damage and engine performance problems.

Exhaust manifold cracks

The exhaust manifold on the 5VZ-FE engine is prone to cracking, which can cause exhaust leaks and increased engine noise.

Throttle body build-up

Over time, carbon deposits can build up in the throttle body, leading to poor throttle response and idle instability.