Hydraulic brake systems can develop leaks in the brake lines, hoses, or master cylinder, leading to a loss of braking power.

Overheating of the brake components can cause brake fade, reducing the effectiveness of the brakes.

Calipers may stick due to corrosion or debris, causing uneven brake pad wear and reduced braking performance.

Brake pads wear out over time and need regular replacement to maintain effective braking.

The master cylinder can fail, leading to a reduction or complete loss of hydraulic pressure in the brake system.

Excessive heat or stress can cause brake rotors to warp, leading to vibrations and reduced braking efficiency.

A leak in the brake booster vacuum can result in a hard brake pedal and reduced braking assistance.

Faults in the Anti-lock Braking System (ABS) sensors or control module can lead to warning lights and reduced ABS function.

Problems with the brake light switch or wiring can cause the brake lights to malfunction, posing a safety risk.

Moisture or debris in the brake fluid can reduce its effectiveness and cause corrosion in the brake system components.

Hydraulic brake systems can develop leaks in the brake lines, calipers, or master cylinder, leading to reduced braking efficiency.

Overheating of the brake components can cause a temporary loss of braking power, particularly during prolonged or heavy braking.

Excessive heat can cause the brake rotors to warp, leading to vibrations and uneven braking.

Brake pads wear out over time and need to be replaced to maintain effective braking performance.

The master cylinder can fail, leading to a loss of hydraulic pressure and reduced braking power.

A vacuum leak in the brake booster can lead to a hard brake pedal and reduced braking assistance.

The 5VZ-FE engine can develop misfires due to issues with the ignition system, such as faulty spark plugs or ignition coils.

The 5VZ-FE engine is known to have potential head gasket issues, which can lead to coolant leaks and overheating.

The timing belt needs regular replacement to avoid engine damage, as it can wear out and break over time.

Common oil leak points on the 5VZ-FE engine include the valve cover gaskets, oil pan gasket, and front and rear main seals.

A failing oxygen sensor can cause poor fuel economy and increased emissions.

The Exhaust Gas Recirculation (EGR) valve can become clogged or fail, leading to increased emissions and engine performance issues.

Hydraulic brake systems rely on brake fluid to operate effectively. Leaks can lead to decreased braking performance.

Overheating of the brake components, especially during heavy use, can lead to a temporary loss of braking power known as brake fade.

Brake pads wear down over time and need regular replacement to maintain braking efficiency.

Warped or worn brake rotors can cause vibration and reduce braking performance.

The master cylinder is crucial for hydraulic brake systems. Failure can result in a complete loss of braking power.

In vehicles with a vacuum-assisted brake booster, leaks can lead to reduced braking power and increased pedal effort.

Issues with the ABS can lead to loss of control during hard braking.

Brake lines and components can rust and corrode, especially in regions with harsh weather conditions, leading to leaks and failures.

Faulty brake lights can affect safety and lead to traffic violations.

Over time, hydraulic brake systems can develop leaks in the brake lines, master cylinder, or calipers, leading to reduced braking efficiency.

Brake pads wear down with use and need to be replaced regularly to maintain braking performance.

Calipers can seize or become stuck, leading to uneven braking or increased stopping distances.

The master cylinder can wear out or fail, causing a loss of hydraulic pressure and reduced braking power.

Rotors can warp due to excessive heat or stress, leading to vibrations or pulsations when braking.

Brake fluid can become contaminated with moisture or debris, reducing its effectiveness and potentially causing corrosion in the brake system.

A failing vacuum booster can reduce the power assist in the brake system, making it harder to press the brake pedal.

Faults in the Anti-lock Braking System (ABS) can lead to loss of the ABS function, causing the wheels to lock up during hard braking.

A faulty brake light switch can lead to brake lights not illuminating when the brake pedal is pressed, reducing visibility to other drivers.

The V-shaped 6-cylinder 5VZ-FE engine can experience misfires due to ignition system issues, such as worn spark plugs or faulty ignition coils.

The 5VZ-FE engine has a timing belt that needs regular replacement to prevent engine damage.

Over time, seals and gaskets can wear out, causing oil leaks around the valve covers, oil pan, or other engine components.

Issues such as radiator leaks, thermostat failure, or water pump problems can lead to engine overheating.

Clogged or failing fuel injectors can cause poor engine performance and reduced fuel efficiency.

The mass air flow sensor can become dirty or fail, leading to incorrect air-fuel mixture and poor engine performance.

A faulty oxygen sensor can cause poor fuel economy and increased emissions.

The throttle body can become dirty or malfunction, leading to poor engine response or stalling.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

The automatic transmission in the 1999 Toyota Tacoma can experience shifting issues due to worn components or fluid problems.

The drive belt that powers accessories such as the alternator and power steering pump can wear out and need replacement.

Components such as shocks, struts, and bushings can wear out, leading to a rough ride and poor handling.

Rust can develop on the frame, body, and undercarriage, particularly in older vehicles or those exposed to harsh climates.

Problems with the electrical system, such as faulty wiring or failing alternators, can cause various electrical components to malfunction.

Hydraulic brake systems rely on brake fluid to operate, and leaks can significantly reduce braking efficiency.

Prolonged use of brakes, especially downhill or with heavy loads, can cause brake fade due to overheating.

The master cylinder can wear out over time, leading to a loss of hydraulic pressure and poor braking performance.

If the Tacoma is equipped with an Anti-lock Braking System (ABS), sensor failures or electrical issues can cause the ABS to malfunction.

Brake pads can wear out over time, reducing braking performance and causing noise.

Overheating or heavy use can cause brake rotors to warp, leading to vibrations and reduced braking efficiency.

Calipers can seize or stick, causing uneven brake pad wear and pulling to one side during braking.

Older vehicles like the 1998 Tacoma may experience brake line corrosion, leading to fluid leaks and brake failure.

If the vacuum booster fails, it can result in a hard brake pedal and reduced braking power.

Wear or damage to the brake pedal assembly can affect brake performance and pedal feel.

Hydraulic brake systems rely on brake fluid to operate, and leaks can significantly reduce braking efficiency.

Prolonged use of brakes, especially downhill or with heavy loads, can cause brake fade due to overheating.

The master cylinder can wear out over time, leading to a loss of hydraulic pressure and poor braking performance.

If the Tacoma is equipped with an Anti-lock Braking System (ABS), sensor failures or electrical issues can cause the ABS to malfunction.

Brake pads can wear out over time, reducing braking performance and causing noise.

Overheating or heavy use can cause brake rotors to warp, leading to vibrations and reduced braking efficiency.

Calipers can seize or stick, causing uneven brake pad wear and pulling to one side during braking.

Older vehicles like the 1998 Tacoma may experience brake line corrosion, leading to fluid leaks and brake failure.

If the vacuum booster fails, it can result in a hard brake pedal and reduced braking power.

Wear or damage to the brake pedal assembly can affect brake performance and pedal feel.

Hydraulic brake systems rely on brake fluid to function. Leaks can occur in the brake lines, master cylinder, or wheel cylinders, leading to a loss of braking efficiency.

Over time, brake pads and rotors can wear out, leading to reduced braking performance and the need for replacement.

The master cylinder is crucial for converting pedal pressure into hydraulic pressure. Failure can result in a spongy brake pedal and reduced braking power.

Brake calipers can seize or leak, affecting the ability to apply the brakes effectively and causing uneven wear on the brake pads.

The Antilock Braking System (ABS) sensors can fail or become dirty, leading to the ABS warning light coming on and reduced braking performance.

The brake booster uses engine vacuum to assist in braking. A failure can result in a hard brake pedal, making it difficult to stop the vehicle.

The brake light switch can fail, preventing the brake lights from illuminating when the brake pedal is pressed.

Over time, brake lines can corrode, especially in areas with harsh winters. This can lead to leaks and brake failure.

The 5VZ-FE engine in the Toyota Tacoma can experience misfires due to issues with spark plugs, ignition coils, or fuel injectors.

The timing belt in the 5VZ-FE engine should be replaced at regular intervals. Failure to do so can result in severe engine damage.

The V-shaped configuration of the 5VZ-FE engine can lead to head gasket failures, causing coolant leaks and engine overheating.

Common areas for oil leaks in the 5VZ-FE engine include the valve cover gaskets, oil pan gasket, and front and rear main seals.

Problems with the radiator, water pump, or thermostat can lead to engine overheating in the Toyota Tacoma.

The fuel pump can fail, leading to a loss of power or the engine not starting at all.

The exhaust manifolds on the 5VZ-FE engine can develop cracks, leading to exhaust leaks and reduced engine performance.

Hydraulic brake systems rely on brake fluid to operate, and leaks can significantly reduce braking efficiency.

Prolonged use of brakes, especially downhill or with heavy loads, can cause brake fade due to overheating.

The master cylinder can wear out over time, leading to a loss of hydraulic pressure and poor braking performance.

If the Tacoma is equipped with an Anti-lock Braking System (ABS), sensor failures or electrical issues can cause the ABS to malfunction.

Brake pads can wear out over time, reducing braking performance and causing noise.

Overheating or heavy use can cause brake rotors to warp, leading to vibrations and reduced braking efficiency.

Calipers can seize or stick, causing uneven brake pad wear and pulling to one side during braking.

Older vehicles like the 1998 Tacoma may experience brake line corrosion, leading to fluid leaks and brake failure.

If the vacuum booster fails, it can result in a hard brake pedal and reduced braking power.

Wear or damage to the brake pedal assembly can affect brake performance and pedal feel.

Hydraulic brake systems depend on brake fluid to function properly, and leaks can cause a decrease in braking efficiency or complete brake failure.

Problems such as a soft or spongy brake pedal can occur due to air in the brake lines, worn brake pads, or issues with the master cylinder.

Frequent or heavy braking can cause the brake rotors to warp, leading to vibrations or pulsations when braking.

Over time, brake pads wear down and need to be replaced to maintain effective braking performance.

Exposure to moisture and road salt can cause brake lines to corrode and potentially fail.

The V-shaped 6-cylinder configuration in the Toyota 5VZ-FE can experience misfires due to issues like faulty spark plugs, ignition coils, or fuel injectors.

The 5VZ-FE engine uses a timing belt that must be replaced at regular intervals to avoid catastrophic engine damage.

The 5VZ-FE engine is known to have head gasket problems, which can lead to coolant leaks, overheating, and engine damage.

Common areas for oil leaks in the 5VZ-FE engine include the valve cover gaskets, oil pan gasket, and front and rear main seals.

Coolant leaks can occur due to issues with the radiator, hoses, water pump, or head gasket, leading to overheating problems.

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

Faulty oxygen sensors can lead to poor fuel economy, increased emissions, and engine performance issues.

Hydraulic brake systems can develop leaks in the brake lines, calipers, or master cylinder, leading to reduced braking efficiency.

Overheating of the brake components can cause a temporary loss of braking power, particularly during prolonged or heavy braking.

Excessive heat can cause the brake rotors to warp, leading to vibrations and uneven braking.

Brake pads wear out over time and need to be replaced to maintain effective braking performance.

The master cylinder can fail, leading to a loss of hydraulic pressure and reduced braking power.

A vacuum leak in the brake booster can lead to a hard brake pedal and reduced braking assistance.

The 5VZ-FE engine can develop misfires due to issues with the ignition system, such as faulty spark plugs or ignition coils.

The 5VZ-FE engine is known to have potential head gasket issues, which can lead to coolant leaks and overheating.

The timing belt needs regular replacement to avoid engine damage, as it can wear out and break over time.

Common oil leak points on the 5VZ-FE engine include the valve cover gaskets, oil pan gasket, and front and rear main seals.

A failing oxygen sensor can cause poor fuel economy and increased emissions.

The Exhaust Gas Recirculation (EGR) valve can become clogged or fail, leading to increased emissions and engine performance issues.

Hydraulic brake systems rely on brake fluid to function. Leaks can occur in the brake lines, master cylinder, or wheel cylinders, leading to a loss of braking efficiency.

Over time, brake pads and rotors can wear out, leading to reduced braking performance and the need for replacement.

The master cylinder is crucial for converting pedal pressure into hydraulic pressure. Failure can result in a spongy brake pedal and reduced braking power.

Brake calipers can seize or leak, affecting the ability to apply the brakes effectively and causing uneven wear on the brake pads.

The Antilock Braking System (ABS) sensors can fail or become dirty, leading to the ABS warning light coming on and reduced braking performance.

The brake booster uses engine vacuum to assist in braking. A failure can result in a hard brake pedal, making it difficult to stop the vehicle.

The brake light switch can fail, preventing the brake lights from illuminating when the brake pedal is pressed.

Over time, brake lines can corrode, especially in areas with harsh winters. This can lead to leaks and brake failure.

The 5VZ-FE engine in the Toyota Tacoma can experience misfires due to issues with spark plugs, ignition coils, or fuel injectors.

The timing belt in the 5VZ-FE engine should be replaced at regular intervals. Failure to do so can result in severe engine damage.

The V-shaped configuration of the 5VZ-FE engine can lead to head gasket failures, causing coolant leaks and engine overheating.

Common areas for oil leaks in the 5VZ-FE engine include the valve cover gaskets, oil pan gasket, and front and rear main seals.

Problems with the radiator, water pump, or thermostat can lead to engine overheating in the Toyota Tacoma.

The fuel pump can fail, leading to a loss of power or the engine not starting at all.

The exhaust manifolds on the 5VZ-FE engine can develop cracks, leading to exhaust leaks and reduced engine performance.

Hydraulic brake systems rely on fluid to operate. Leaks in lines, hoses, or master cylinder can cause reduced braking efficiency.

Air in the hydraulic lines can cause the brake pedal to feel spongy and reduce braking performance.

A failing master cylinder can lead to inconsistent or complete loss of braking power.

Calipers can seize or leak, leading to uneven braking or reduced braking power.

Overheating or uneven wear can cause brake rotors to warp, leading to vibrations during braking.

Worn brake pads can reduce braking efficiency and increase stopping distances.

Corrosion of brake lines can lead to leaks and potential brake failure.

The 5VZ-FE engine may experience overheating issues due to cooling system problems such as a failing thermostat or radiator.

Common in older engines, this can lead to coolant leaks, engine overheating, and loss of compression.

The 5VZ-FE engine uses a timing belt that needs regular replacement. Failure can result in severe engine damage.

Common oil leak points include the valve cover gaskets and oil pan gasket.

Dirty or failing fuel injectors can cause rough idling, poor acceleration, and reduced fuel efficiency.

Faulty ignition coils can cause misfires, rough idling, and poor engine performance.

Carbon buildup on the throttle body can lead to poor throttle response and stalling.

Faulty oxygen sensors can cause poor fuel economy and increased emissions.

Cracks in the exhaust manifold can cause exhaust leaks, increased noise, and reduced engine performance.

Hydraulic brake systems can develop leaks in the brake lines, hoses, or master cylinder, leading to a loss of braking power.

Overheating of the brake components can cause brake fade, reducing the effectiveness of the brakes.

Calipers may stick due to corrosion or debris, causing uneven brake pad wear and reduced braking performance.

Brake pads wear out over time and need regular replacement to maintain effective braking.

The master cylinder can fail, leading to a reduction or complete loss of hydraulic pressure in the brake system.

Excessive heat or stress can cause brake rotors to warp, leading to vibrations and reduced braking efficiency.

A leak in the brake booster vacuum can result in a hard brake pedal and reduced braking assistance.

Faults in the Anti-lock Braking System (ABS) sensors or control module can lead to warning lights and reduced ABS function.

Problems with the brake light switch or wiring can cause the brake lights to malfunction, posing a safety risk.

Moisture or debris in the brake fluid can reduce its effectiveness and cause corrosion in the brake system components.

Hydraulic brake systems rely on brake fluid to operate, and leaks can significantly reduce braking efficiency.

Prolonged use of brakes, especially downhill or with heavy loads, can cause brake fade due to overheating.

The master cylinder can wear out over time, leading to a loss of hydraulic pressure and poor braking performance.

If the Tacoma is equipped with an Anti-lock Braking System (ABS), sensor failures or electrical issues can cause the ABS to malfunction.

Brake pads can wear out over time, reducing braking performance and causing noise.

Overheating or heavy use can cause brake rotors to warp, leading to vibrations and reduced braking efficiency.

Calipers can seize or stick, causing uneven brake pad wear and pulling to one side during braking.

Older vehicles like the 1998 Tacoma may experience brake line corrosion, leading to fluid leaks and brake failure.

If the vacuum booster fails, it can result in a hard brake pedal and reduced braking power.

Wear or damage to the brake pedal assembly can affect brake performance and pedal feel.

Hydraulic brake systems rely on brake fluid to operate effectively. Leaks can lead to decreased braking performance.

Overheating of the brake components, especially during heavy use, can lead to a temporary loss of braking power known as brake fade.

Brake pads wear down over time and need regular replacement to maintain braking efficiency.

Warped or worn brake rotors can cause vibration and reduce braking performance.

The master cylinder is crucial for hydraulic brake systems. Failure can result in a complete loss of braking power.

In vehicles with a vacuum-assisted brake booster, leaks can lead to reduced braking power and increased pedal effort.

Issues with the ABS can lead to loss of control during hard braking.

Brake lines and components can rust and corrode, especially in regions with harsh weather conditions, leading to leaks and failures.

Faulty brake lights can affect safety and lead to traffic violations.

Hydraulic brake systems rely on fluid to operate. Leaks in lines, hoses, or master cylinder can cause reduced braking efficiency.

Air in the hydraulic lines can cause the brake pedal to feel spongy and reduce braking performance.

A failing master cylinder can lead to inconsistent or complete loss of braking power.

Calipers can seize or leak, leading to uneven braking or reduced braking power.

Overheating or uneven wear can cause brake rotors to warp, leading to vibrations during braking.

Worn brake pads can reduce braking efficiency and increase stopping distances.

Corrosion of brake lines can lead to leaks and potential brake failure.

The 5VZ-FE engine may experience overheating issues due to cooling system problems such as a failing thermostat or radiator.

Common in older engines, this can lead to coolant leaks, engine overheating, and loss of compression.

The 5VZ-FE engine uses a timing belt that needs regular replacement. Failure can result in severe engine damage.

Common oil leak points include the valve cover gaskets and oil pan gasket.

Dirty or failing fuel injectors can cause rough idling, poor acceleration, and reduced fuel efficiency.

Faulty ignition coils can cause misfires, rough idling, and poor engine performance.

Carbon buildup on the throttle body can lead to poor throttle response and stalling.

Faulty oxygen sensors can cause poor fuel economy and increased emissions.

Cracks in the exhaust manifold can cause exhaust leaks, increased noise, and reduced engine performance.

Hydraulic brake systems rely on brake fluid to operate effectively. Leaks can lead to decreased braking performance.

Overheating of the brake components, especially during heavy use, can lead to a temporary loss of braking power known as brake fade.

Brake pads wear down over time and need regular replacement to maintain braking efficiency.

Warped or worn brake rotors can cause vibration and reduce braking performance.

The master cylinder is crucial for hydraulic brake systems. Failure can result in a complete loss of braking power.

In vehicles with a vacuum-assisted brake booster, leaks can lead to reduced braking power and increased pedal effort.

Issues with the ABS can lead to loss of control during hard braking.

Brake lines and components can rust and corrode, especially in regions with harsh weather conditions, leading to leaks and failures.

Faulty brake lights can affect safety and lead to traffic violations.

Hydraulic brake systems rely on brake fluid to function. Leaks can occur in the brake lines, master cylinder, or wheel cylinders, leading to a loss of braking efficiency.

Over time, brake pads and rotors can wear out, leading to reduced braking performance and the need for replacement.

The master cylinder is crucial for converting pedal pressure into hydraulic pressure. Failure can result in a spongy brake pedal and reduced braking power.

Brake calipers can seize or leak, affecting the ability to apply the brakes effectively and causing uneven wear on the brake pads.

The Antilock Braking System (ABS) sensors can fail or become dirty, leading to the ABS warning light coming on and reduced braking performance.

The brake booster uses engine vacuum to assist in braking. A failure can result in a hard brake pedal, making it difficult to stop the vehicle.

The brake light switch can fail, preventing the brake lights from illuminating when the brake pedal is pressed.

Over time, brake lines can corrode, especially in areas with harsh winters. This can lead to leaks and brake failure.

The 5VZ-FE engine in the Toyota Tacoma can experience misfires due to issues with spark plugs, ignition coils, or fuel injectors.

The timing belt in the 5VZ-FE engine should be replaced at regular intervals. Failure to do so can result in severe engine damage.

The V-shaped configuration of the 5VZ-FE engine can lead to head gasket failures, causing coolant leaks and engine overheating.

Common areas for oil leaks in the 5VZ-FE engine include the valve cover gaskets, oil pan gasket, and front and rear main seals.

Problems with the radiator, water pump, or thermostat can lead to engine overheating in the Toyota Tacoma.

The fuel pump can fail, leading to a loss of power or the engine not starting at all.

The exhaust manifolds on the 5VZ-FE engine can develop cracks, leading to exhaust leaks and reduced engine performance.

Over time, hydraulic brake systems can develop leaks in the brake lines, master cylinder, or calipers, leading to reduced braking efficiency.

Brake pads wear down with use and need to be replaced regularly to maintain braking performance.

Calipers can seize or become stuck, leading to uneven braking or increased stopping distances.

The master cylinder can wear out or fail, causing a loss of hydraulic pressure and reduced braking power.

Rotors can warp due to excessive heat or stress, leading to vibrations or pulsations when braking.

Brake fluid can become contaminated with moisture or debris, reducing its effectiveness and potentially causing corrosion in the brake system.

A failing vacuum booster can reduce the power assist in the brake system, making it harder to press the brake pedal.

Faults in the Anti-lock Braking System (ABS) can lead to loss of the ABS function, causing the wheels to lock up during hard braking.

A faulty brake light switch can lead to brake lights not illuminating when the brake pedal is pressed, reducing visibility to other drivers.

The V-shaped 6-cylinder 5VZ-FE engine can experience misfires due to ignition system issues, such as worn spark plugs or faulty ignition coils.

The 5VZ-FE engine has a timing belt that needs regular replacement to prevent engine damage.

Over time, seals and gaskets can wear out, causing oil leaks around the valve covers, oil pan, or other engine components.

Issues such as radiator leaks, thermostat failure, or water pump problems can lead to engine overheating.

Clogged or failing fuel injectors can cause poor engine performance and reduced fuel efficiency.

The mass air flow sensor can become dirty or fail, leading to incorrect air-fuel mixture and poor engine performance.

A faulty oxygen sensor can cause poor fuel economy and increased emissions.

The throttle body can become dirty or malfunction, leading to poor engine response or stalling.

The exhaust manifold can develop cracks over time, leading to exhaust leaks and reduced engine performance.

The automatic transmission in the 1999 Toyota Tacoma can experience shifting issues due to worn components or fluid problems.

The drive belt that powers accessories such as the alternator and power steering pump can wear out and need replacement.

Components such as shocks, struts, and bushings can wear out, leading to a rough ride and poor handling.

Rust can develop on the frame, body, and undercarriage, particularly in older vehicles or those exposed to harsh climates.

Problems with the electrical system, such as faulty wiring or failing alternators, can cause various electrical components to malfunction.

Hydraulic brake systems rely on brake fluid to function. Leaks can occur in the brake lines, master cylinder, or wheel cylinders, leading to a loss of braking efficiency.

Over time, brake pads and rotors can wear out, leading to reduced braking performance and the need for replacement.

The master cylinder is crucial for converting pedal pressure into hydraulic pressure. Failure can result in a spongy brake pedal and reduced braking power.

Brake calipers can seize or leak, affecting the ability to apply the brakes effectively and causing uneven wear on the brake pads.

The Antilock Braking System (ABS) sensors can fail or become dirty, leading to the ABS warning light coming on and reduced braking performance.

The brake booster uses engine vacuum to assist in braking. A failure can result in a hard brake pedal, making it difficult to stop the vehicle.

The brake light switch can fail, preventing the brake lights from illuminating when the brake pedal is pressed.

Over time, brake lines can corrode, especially in areas with harsh winters. This can lead to leaks and brake failure.

The 5VZ-FE engine in the Toyota Tacoma can experience misfires due to issues with spark plugs, ignition coils, or fuel injectors.

The timing belt in the 5VZ-FE engine should be replaced at regular intervals. Failure to do so can result in severe engine damage.

The V-shaped configuration of the 5VZ-FE engine can lead to head gasket failures, causing coolant leaks and engine overheating.

Common areas for oil leaks in the 5VZ-FE engine include the valve cover gaskets, oil pan gasket, and front and rear main seals.

Problems with the radiator, water pump, or thermostat can lead to engine overheating in the Toyota Tacoma.

The fuel pump can fail, leading to a loss of power or the engine not starting at all.

The exhaust manifolds on the 5VZ-FE engine can develop cracks, leading to exhaust leaks and reduced engine performance.