Common in V8 engines, oil leaks can occur around the valve cover gaskets, oil pan gasket, and other seals, leading to reduced oil levels and potential damage if not addressed.

The 1UR-FE engine may experience timing belt or chain wear over time, which can lead to poor engine performance or even catastrophic engine damage if the belt/chain breaks.

V8 engines like the 1UR-FE can experience spark plug wear or fouling, leading to misfires, rough idling, and decreased fuel efficiency.

Issues with the radiator, water pump, or coolant hoses can cause overheating, which is particularly problematic for V8 engines due to their higher heat output.

Fuel injectors can become clogged or fail, leading to poor fuel delivery, engine misfires, and reduced performance.

Direct injection engines like the 1UR-FE can suffer from carbon build-up on the intake valves and ports, leading to reduced performance and efficiency.

V8 engines may develop exhaust manifold leaks, causing a ticking noise, reduced performance, and potential damage to the exhaust system.

Problems with the throttle body can lead to poor acceleration, stalling, or rough idling, affecting overall engine performance.

Sensors such as the oxygen sensor, mass airflow sensor, or crankshaft position sensor can fail, leading to poor engine performance, decreased fuel efficiency, and potential emission issues.

Brake calipers can sometimes stick, causing uneven brake pad wear or reduced braking performance.

The ventilated discs can warp over time due to excessive heat, leading to vibrations during braking.

The brake pads may wear out prematurely, requiring more frequent replacements.

While generally reliable, the DBS system can occasionally malfunction, leading to compromised braking assistance.

The V-shaped 6-cylinder engine can experience misfires due to issues like faulty spark plugs or ignition coils.

The 1GR-FE engine has been known to develop oil leaks, particularly around the valve covers and oil pan.

Direct fuel injection systems can sometimes suffer from clogged or malfunctioning injectors.

The 4-stroke cycle engine may encounter problems with the timing chain tensioner, leading to engine noise or timing issues.

The ECU may occasionally fail or require reprogramming, affecting engine performance and drivability.

The engine may experience cooling system issues, such as radiator leaks or thermostat failures, leading to overheating.

Brake calipers can sometimes stick, causing uneven brake pad wear or reduced braking performance.

The ventilated discs can warp over time due to excessive heat, leading to vibrations during braking.

The brake pads may wear out prematurely, requiring more frequent replacements.

While generally reliable, the DBS system can occasionally malfunction, leading to compromised braking assistance.

The V-shaped 6-cylinder engine can experience misfires due to issues like faulty spark plugs or ignition coils.

The 1GR-FE engine has been known to develop oil leaks, particularly around the valve covers and oil pan.

Direct fuel injection systems can sometimes suffer from clogged or malfunctioning injectors.

The 4-stroke cycle engine may encounter problems with the timing chain tensioner, leading to engine noise or timing issues.

The ECU may occasionally fail or require reprogramming, affecting engine performance and drivability.

The engine may experience cooling system issues, such as radiator leaks or thermostat failures, leading to overheating.

Brake calipers can sometimes stick, causing uneven brake pad wear or reduced braking performance.

The ventilated discs can warp over time due to excessive heat, leading to vibrations during braking.

The brake pads may wear out prematurely, requiring more frequent replacements.

While generally reliable, the DBS system can occasionally malfunction, leading to compromised braking assistance.

The V-shaped 6-cylinder engine can experience misfires due to issues like faulty spark plugs or ignition coils.

The 1GR-FE engine has been known to develop oil leaks, particularly around the valve covers and oil pan.

Direct fuel injection systems can sometimes suffer from clogged or malfunctioning injectors.

The 4-stroke cycle engine may encounter problems with the timing chain tensioner, leading to engine noise or timing issues.

The ECU may occasionally fail or require reprogramming, affecting engine performance and drivability.

The engine may experience cooling system issues, such as radiator leaks or thermostat failures, leading to overheating.

The brake system, which includes calipers and vented discs, might experience brake fade, particularly under heavy braking conditions. This can reduce braking efficiency.

The front and rear vented brake discs can become warped over time, leading to vibrations and reduced braking performance.

Brake calipers may seize or stick, causing uneven braking and increased wear on brake pads and discs.

Leaks in the brake fluid lines or at the caliper seals can result in reduced braking power and potential brake failure.

The V-shaped 8-cylinder 3UR-FE engine might be prone to overheating if the cooling system is not properly maintained.

The engine may experience higher oil consumption, which could indicate worn piston rings or valve seals.

The timing chain in the 3UR-FE engine can stretch or wear over time, potentially leading to timing issues and engine performance problems.

The engine may experience issues with fuel injectors, leading to poor fuel economy, rough idling, and misfires.

The engine might encounter problems with oxygen sensors, which can affect fuel mixture and overall engine performance.

The Dynamic Brake Support (DBS) system might malfunction, leading to delayed or inadequate braking assistance during emergencies.

The brake components, especially in regions with harsh weather conditions, can suffer from corrosion, reducing their effectiveness.

The throttle body of the engine can become clogged or fail, leading to poor engine response and performance.

Brake calipers can sometimes stick, causing uneven brake pad wear or reduced braking performance.

The ventilated discs can warp over time due to excessive heat, leading to vibrations during braking.

The brake pads may wear out prematurely, requiring more frequent replacements.

While generally reliable, the DBS system can occasionally malfunction, leading to compromised braking assistance.

The V-shaped 6-cylinder engine can experience misfires due to issues like faulty spark plugs or ignition coils.

The 1GR-FE engine has been known to develop oil leaks, particularly around the valve covers and oil pan.

Direct fuel injection systems can sometimes suffer from clogged or malfunctioning injectors.

The 4-stroke cycle engine may encounter problems with the timing chain tensioner, leading to engine noise or timing issues.

The ECU may occasionally fail or require reprogramming, affecting engine performance and drivability.

The engine may experience cooling system issues, such as radiator leaks or thermostat failures, leading to overheating.

Common in V8 engines, oil leaks can occur around the valve cover gaskets, oil pan gasket, and other seals, leading to reduced oil levels and potential damage if not addressed.

The 1UR-FE engine may experience timing belt or chain wear over time, which can lead to poor engine performance or even catastrophic engine damage if the belt/chain breaks.

V8 engines like the 1UR-FE can experience spark plug wear or fouling, leading to misfires, rough idling, and decreased fuel efficiency.

Issues with the radiator, water pump, or coolant hoses can cause overheating, which is particularly problematic for V8 engines due to their higher heat output.

Fuel injectors can become clogged or fail, leading to poor fuel delivery, engine misfires, and reduced performance.

Direct injection engines like the 1UR-FE can suffer from carbon build-up on the intake valves and ports, leading to reduced performance and efficiency.

V8 engines may develop exhaust manifold leaks, causing a ticking noise, reduced performance, and potential damage to the exhaust system.

Problems with the throttle body can lead to poor acceleration, stalling, or rough idling, affecting overall engine performance.

Sensors such as the oxygen sensor, mass airflow sensor, or crankshaft position sensor can fail, leading to poor engine performance, decreased fuel efficiency, and potential emission issues.

Brake calipers can sometimes stick, causing uneven brake pad wear or reduced braking performance.

The ventilated discs can warp over time due to excessive heat, leading to vibrations during braking.

The brake pads may wear out prematurely, requiring more frequent replacements.

While generally reliable, the DBS system can occasionally malfunction, leading to compromised braking assistance.

The V-shaped 6-cylinder engine can experience misfires due to issues like faulty spark plugs or ignition coils.

The 1GR-FE engine has been known to develop oil leaks, particularly around the valve covers and oil pan.

Direct fuel injection systems can sometimes suffer from clogged or malfunctioning injectors.

The 4-stroke cycle engine may encounter problems with the timing chain tensioner, leading to engine noise or timing issues.

The ECU may occasionally fail or require reprogramming, affecting engine performance and drivability.

The engine may experience cooling system issues, such as radiator leaks or thermostat failures, leading to overheating.