Due to the in-line configuration and potential gasket issues, oil leaks can commonly occur, leading to reduced performance and potential engine damage if not addressed promptly.

The AJ120 engine, while powerful, may experience cooling system inefficiencies, particularly if the radiator or coolant passages are blocked or if the coolant level is low.

The 6-cylinder AJ120 engine may experience timing chain wear or stretching, which can lead to poor engine performance or even catastrophic engine failure if the chain skips a tooth or breaks.

If the Defender model with the AJ120 engine is equipped with a turbocharger, there can be issues with turbo lag, oil supply, or turbo failure due to high stress and heat.

The in-line 6-cylinder configuration may face fuel injector issues, such as clogging or leakage, which can affect engine performance and fuel efficiency.

Modern engines like the AJ120 are equipped with numerous sensors. Failures in oxygen sensors, mass airflow sensors, or crankshaft position sensors can lead to poor engine performance and diagnostic challenges.

Direct injection engines like the AJ120 can suffer from carbon buildup on intake valves, leading to reduced airflow and performance over time.

Problems with the EGR valve can lead to poor emissions performance and engine knocking, affecting the overall engine efficiency and compliance with emission standards.

The DBS system might fail to activate during emergency braking situations, potentially increasing stopping distances.

Given the high power output (395 hp), the engine may be prone to overheating if the cooling system is inadequate or if there are issues with the radiator or coolant levels.

In-Line 6-cylinder engines, especially high-performance ones like the AJ20P6, can experience turbocharger failures, leading to reduced power and efficiency.

The AJ20P6 engine might develop oil leaks over time, particularly around the valve cover gasket or oil pan, which can lead to engine damage if not addressed.

In-Line 6-cylinder engines can suffer from timing chain issues, such as stretching or failure, which can result in engine misfires or complete failure.

High-performance engines often face fuel injector or fuel pump issues, which can lead to poor engine performance or stalling.

Modern engines rely heavily on ECUs, and any failure in this component can lead to various engine management issues, including poor performance and increased emissions.

Over time, the exhaust system components, including the catalytic converter and muffler, can corrode, leading to increased emissions and noise.

Sensors such as the oxygen sensor, mass airflow sensor, or knock sensor can fail, leading to incorrect fuel-air mixtures and reduced engine performance.

Although not a direct engine problem, the high power output of the AJ20P6 engine can stress the transmission, leading to potential failures or issues with shifting.

The Dynamic Brake Support system may fail to activate or deactivate properly, leading to potential safety issues.

The AJ120 i6 engine might produce excessive noise due to mechanical issues or improper maintenance.

The in-line 6-cylinder engine can develop oil leaks, especially around gaskets and seals, which could lead to engine damage if not addressed.

If equipped with a turbocharger, the engine may experience turbocharger failure due to wear and tear or lack of maintenance.

The engine may overheat due to issues with the cooling system, such as a failing water pump, radiator, or thermostat.

Problems with the fuel injectors or fuel pump can lead to poor engine performance or starting issues.

The timing chain in the AJ120 i6 engine can wear out over time, potentially leading to timing issues and engine damage.

The engine's electrical components, such as sensors and wiring, might fail, leading to various engine performance issues.

Oil leaks can occur due to worn-out gaskets or seals, especially in newer models where parts are still settling in.

The timing chain can stretch or fail, causing poor engine performance or even catastrophic engine damage.

The turbocharger may fail due to oil contamination, lack of lubrication, or excessive heat, leading to reduced engine power.

Modern engines rely on various sensors (e.g., oxygen sensors, mass air flow sensors) that can malfunction, causing poor performance or check engine light.

Clogged or faulty fuel injectors can lead to engine misfires, poor fuel economy, or rough idling.

Problems with the radiator, water pump, or thermostat can cause the engine to overheat.

A faulty EGR valve can cause rough idling, reduced power, and increased emissions.

Issues with the ETC can lead to poor acceleration and throttle response.

Oil leaks can occur due to worn-out gaskets or seals, especially in newer models where parts are still settling in.

The timing chain can stretch or fail, causing poor engine performance or even catastrophic engine damage.

The turbocharger may fail due to oil contamination, lack of lubrication, or excessive heat, leading to reduced engine power.

Modern engines rely on various sensors (e.g., oxygen sensors, mass air flow sensors) that can malfunction, causing poor performance or check engine light.

Clogged or faulty fuel injectors can lead to engine misfires, poor fuel economy, or rough idling.

Problems with the radiator, water pump, or thermostat can cause the engine to overheat.

A faulty EGR valve can cause rough idling, reduced power, and increased emissions.

Issues with the ETC can lead to poor acceleration and throttle response.

An engine misfire can occur due to issues with the ignition system, fuel system, or engine compression, leading to poor engine performance.

Turbocharger problems can result in a loss of power and efficiency, often caused by oil contamination, wear and tear, or foreign objects damaging the turbine.

Oil leaks can stem from various points in the engine, such as gaskets, seals, or oil pan, leading to oil loss and potential engine damage.

Overheating issues can arise from coolant leaks, a faulty thermostat, a failing water pump, or a clogged radiator, potentially causing severe engine damage.

A worn or broken timing chain/belt can lead to improper engine timing, causing poor performance or even engine damage.

Faulty fuel injectors can result in poor fuel delivery, leading to reduced engine performance, increased emissions, and potential engine damage.

Malfunctioning sensors, such as the oxygen sensor or mass airflow sensor, can cause incorrect air-fuel mixture, leading to poor engine performance and increased emissions.

For diesel engines, the DPF can become clogged, causing increased exhaust backpressure, reduced performance, and potential engine damage.

A malfunctioning EGR valve can cause poor engine performance, increased emissions, and potential engine damage due to improper exhaust gas recirculation.

DBS is designed to assist in emergency braking situations. If it malfunctions, it can result in reduced braking efficiency and longer stopping distances.

The AJ120 i6 engine configuration, especially with 395 hp, may be prone to overheating if not properly maintained, leading to potential engine damage.

With 6 cylinders, if one misfires, it can cause rough idling, reduced power, and increased fuel consumption.

High-performance engines like the AJ120 i6 often use turbochargers. Failure in the turbocharger can lead to a significant loss of power and performance.

In-line 6 engines are sometimes prone to oil leaks, which can cause engine damage if not addressed promptly.

Timing chain issues can lead to poor engine performance or even engine failure if the chain breaks.

Issues with fuel injectors or fuel pumps can lead to poor engine performance, stalling, or failure to start.

Modern engines with advanced electronic control units (ECUs) can face various electrical issues, affecting engine performance and reliability.

The Dynamic Brake Support system may fail to activate or deactivate properly, leading to potential safety issues.

The AJ120 i6 engine might produce excessive noise due to mechanical issues or improper maintenance.

The in-line 6-cylinder engine can develop oil leaks, especially around gaskets and seals, which could lead to engine damage if not addressed.

If equipped with a turbocharger, the engine may experience turbocharger failure due to wear and tear or lack of maintenance.

The engine may overheat due to issues with the cooling system, such as a failing water pump, radiator, or thermostat.

Problems with the fuel injectors or fuel pump can lead to poor engine performance or starting issues.

The timing chain in the AJ120 i6 engine can wear out over time, potentially leading to timing issues and engine damage.

The engine's electrical components, such as sensors and wiring, might fail, leading to various engine performance issues.

DBS is designed to assist in emergency braking situations. If it malfunctions, it can result in reduced braking efficiency and longer stopping distances.

The AJ120 i6 engine configuration, especially with 395 hp, may be prone to overheating if not properly maintained, leading to potential engine damage.

With 6 cylinders, if one misfires, it can cause rough idling, reduced power, and increased fuel consumption.

High-performance engines like the AJ120 i6 often use turbochargers. Failure in the turbocharger can lead to a significant loss of power and performance.

In-line 6 engines are sometimes prone to oil leaks, which can cause engine damage if not addressed promptly.

Timing chain issues can lead to poor engine performance or even engine failure if the chain breaks.

Issues with fuel injectors or fuel pumps can lead to poor engine performance, stalling, or failure to start.

Modern engines with advanced electronic control units (ECUs) can face various electrical issues, affecting engine performance and reliability.

An engine misfire can occur due to issues with the ignition system, fuel system, or engine compression, leading to poor engine performance.

Turbocharger problems can result in a loss of power and efficiency, often caused by oil contamination, wear and tear, or foreign objects damaging the turbine.

Oil leaks can stem from various points in the engine, such as gaskets, seals, or oil pan, leading to oil loss and potential engine damage.

Overheating issues can arise from coolant leaks, a faulty thermostat, a failing water pump, or a clogged radiator, potentially causing severe engine damage.

A worn or broken timing chain/belt can lead to improper engine timing, causing poor performance or even engine damage.

Faulty fuel injectors can result in poor fuel delivery, leading to reduced engine performance, increased emissions, and potential engine damage.

Malfunctioning sensors, such as the oxygen sensor or mass airflow sensor, can cause incorrect air-fuel mixture, leading to poor engine performance and increased emissions.

For diesel engines, the DPF can become clogged, causing increased exhaust backpressure, reduced performance, and potential engine damage.

A malfunctioning EGR valve can cause poor engine performance, increased emissions, and potential engine damage due to improper exhaust gas recirculation.

Due to the in-line configuration and potential gasket issues, oil leaks can commonly occur, leading to reduced performance and potential engine damage if not addressed promptly.

The AJ120 engine, while powerful, may experience cooling system inefficiencies, particularly if the radiator or coolant passages are blocked or if the coolant level is low.

The 6-cylinder AJ120 engine may experience timing chain wear or stretching, which can lead to poor engine performance or even catastrophic engine failure if the chain skips a tooth or breaks.

If the Defender model with the AJ120 engine is equipped with a turbocharger, there can be issues with turbo lag, oil supply, or turbo failure due to high stress and heat.

The in-line 6-cylinder configuration may face fuel injector issues, such as clogging or leakage, which can affect engine performance and fuel efficiency.

Modern engines like the AJ120 are equipped with numerous sensors. Failures in oxygen sensors, mass airflow sensors, or crankshaft position sensors can lead to poor engine performance and diagnostic challenges.

Direct injection engines like the AJ120 can suffer from carbon buildup on intake valves, leading to reduced airflow and performance over time.

Problems with the EGR valve can lead to poor emissions performance and engine knocking, affecting the overall engine efficiency and compliance with emission standards.

Although generally reliable, the DBS system can sometimes malfunction due to sensor issues or software glitches, leading to unexpected braking behavior or failure to activate when needed.

The in-line 6-cylinder AJ120 i6 MHEV engine can be prone to overheating if the cooling system is not properly maintained. This can be due to coolant leaks, faulty thermostats, or radiator issues.

Turbochargers in these engines can sometimes fail or underperform, leading to loss of power, increased fuel consumption, and excessive smoke from the exhaust.

The timing chain in the AJ120 i6 MHEV engine can stretch or wear out over time, causing the engine to run poorly and potentially leading to more serious damage if not addressed.

Common in many Land Rover models, oil leaks can occur around the valve cover gasket, oil pan gasket, or other seals, leading to a drop in oil levels and potential engine damage.

The 2020 Land Rover Defender's electrical system, including the DBS, can sometimes experience faults, leading to problems with starting, dashboard warnings, or erratic behavior of electronic components.

Issues with the fuel injectors or fuel pump can lead to poor engine performance, misfires, or difficulty starting the vehicle.

The EGR valve can become clogged or fail, leading to increased emissions, reduced fuel efficiency, and poor engine performance.

Particularly in automatic models, transmission issues such as hard shifting, slipping, or delayed engagement can occur, often due to software issues or mechanical wear.

The suspension components on the 2020 Defender can wear out prematurely, leading to a rough ride, poor handling, and increased tire wear.

The Dynamic Brake Support system may fail to engage or may engage incorrectly due to sensor issues or software glitches.

Overheating can occur if the cooling system is not functioning properly, which could be due to a faulty thermostat, radiator, or water pump.

The turbocharger in the AJ120P6H engine may fail due to oil contamination or excessive wear, leading to reduced engine performance.

The timing chain tensioner may wear out prematurely, causing a rattling noise and potentially leading to timing chain failure.

Electrical components, including wiring harnesses and control modules, may experience faults, leading to various engine and vehicle performance issues.

The fuel injectors may become clogged or fail, causing misfires, reduced fuel efficiency, and poor engine performance.

The Exhaust Gas Recirculation (EGR) valve may become clogged with carbon deposits, leading to engine inefficiency and increased emissions.

The AJ120P6H engine may develop oil leaks from seals or gaskets, which can lead to decreased engine oil levels and potential engine damage.

For diesel variants, the DPF may become clogged, leading to reduced engine performance and increased exhaust emissions.

Though not directly related to the engine, transmission problems can affect overall vehicle performance and may be reported alongside engine issues.

Due to the in-line configuration and potential gasket issues, oil leaks can commonly occur, leading to reduced performance and potential engine damage if not addressed promptly.

The AJ120 engine, while powerful, may experience cooling system inefficiencies, particularly if the radiator or coolant passages are blocked or if the coolant level is low.

The 6-cylinder AJ120 engine may experience timing chain wear or stretching, which can lead to poor engine performance or even catastrophic engine failure if the chain skips a tooth or breaks.

If the Defender model with the AJ120 engine is equipped with a turbocharger, there can be issues with turbo lag, oil supply, or turbo failure due to high stress and heat.

The in-line 6-cylinder configuration may face fuel injector issues, such as clogging or leakage, which can affect engine performance and fuel efficiency.

Modern engines like the AJ120 are equipped with numerous sensors. Failures in oxygen sensors, mass airflow sensors, or crankshaft position sensors can lead to poor engine performance and diagnostic challenges.

Direct injection engines like the AJ120 can suffer from carbon buildup on intake valves, leading to reduced airflow and performance over time.

Problems with the EGR valve can lead to poor emissions performance and engine knocking, affecting the overall engine efficiency and compliance with emission standards.

An engine misfire can occur due to issues with the ignition system, fuel system, or engine compression, leading to poor engine performance.

Turbocharger problems can result in a loss of power and efficiency, often caused by oil contamination, wear and tear, or foreign objects damaging the turbine.

Oil leaks can stem from various points in the engine, such as gaskets, seals, or oil pan, leading to oil loss and potential engine damage.

Overheating issues can arise from coolant leaks, a faulty thermostat, a failing water pump, or a clogged radiator, potentially causing severe engine damage.

A worn or broken timing chain/belt can lead to improper engine timing, causing poor performance or even engine damage.

Faulty fuel injectors can result in poor fuel delivery, leading to reduced engine performance, increased emissions, and potential engine damage.

Malfunctioning sensors, such as the oxygen sensor or mass airflow sensor, can cause incorrect air-fuel mixture, leading to poor engine performance and increased emissions.

For diesel engines, the DPF can become clogged, causing increased exhaust backpressure, reduced performance, and potential engine damage.

A malfunctioning EGR valve can cause poor engine performance, increased emissions, and potential engine damage due to improper exhaust gas recirculation.

Due to the in-line configuration and potential gasket issues, oil leaks can commonly occur, leading to reduced performance and potential engine damage if not addressed promptly.

The AJ120 engine, while powerful, may experience cooling system inefficiencies, particularly if the radiator or coolant passages are blocked or if the coolant level is low.

The 6-cylinder AJ120 engine may experience timing chain wear or stretching, which can lead to poor engine performance or even catastrophic engine failure if the chain skips a tooth or breaks.

If the Defender model with the AJ120 engine is equipped with a turbocharger, there can be issues with turbo lag, oil supply, or turbo failure due to high stress and heat.

The in-line 6-cylinder configuration may face fuel injector issues, such as clogging or leakage, which can affect engine performance and fuel efficiency.

Modern engines like the AJ120 are equipped with numerous sensors. Failures in oxygen sensors, mass airflow sensors, or crankshaft position sensors can lead to poor engine performance and diagnostic challenges.

Direct injection engines like the AJ120 can suffer from carbon buildup on intake valves, leading to reduced airflow and performance over time.

Problems with the EGR valve can lead to poor emissions performance and engine knocking, affecting the overall engine efficiency and compliance with emission standards.

Due to the in-line configuration and potential gasket issues, oil leaks can commonly occur, leading to reduced performance and potential engine damage if not addressed promptly.

The AJ120 engine, while powerful, may experience cooling system inefficiencies, particularly if the radiator or coolant passages are blocked or if the coolant level is low.

The 6-cylinder AJ120 engine may experience timing chain wear or stretching, which can lead to poor engine performance or even catastrophic engine failure if the chain skips a tooth or breaks.

If the Defender model with the AJ120 engine is equipped with a turbocharger, there can be issues with turbo lag, oil supply, or turbo failure due to high stress and heat.

The in-line 6-cylinder configuration may face fuel injector issues, such as clogging or leakage, which can affect engine performance and fuel efficiency.

Modern engines like the AJ120 are equipped with numerous sensors. Failures in oxygen sensors, mass airflow sensors, or crankshaft position sensors can lead to poor engine performance and diagnostic challenges.

Direct injection engines like the AJ120 can suffer from carbon buildup on intake valves, leading to reduced airflow and performance over time.

Problems with the EGR valve can lead to poor emissions performance and engine knocking, affecting the overall engine efficiency and compliance with emission standards.

DBS is designed to assist in emergency braking situations. If it malfunctions, it can result in reduced braking efficiency and longer stopping distances.

The AJ120 i6 engine configuration, especially with 395 hp, may be prone to overheating if not properly maintained, leading to potential engine damage.

With 6 cylinders, if one misfires, it can cause rough idling, reduced power, and increased fuel consumption.

High-performance engines like the AJ120 i6 often use turbochargers. Failure in the turbocharger can lead to a significant loss of power and performance.

In-line 6 engines are sometimes prone to oil leaks, which can cause engine damage if not addressed promptly.

Timing chain issues can lead to poor engine performance or even engine failure if the chain breaks.

Issues with fuel injectors or fuel pumps can lead to poor engine performance, stalling, or failure to start.

Modern engines with advanced electronic control units (ECUs) can face various electrical issues, affecting engine performance and reliability.

Due to the in-line configuration and potential gasket issues, oil leaks can commonly occur, leading to reduced performance and potential engine damage if not addressed promptly.

The AJ120 engine, while powerful, may experience cooling system inefficiencies, particularly if the radiator or coolant passages are blocked or if the coolant level is low.

The 6-cylinder AJ120 engine may experience timing chain wear or stretching, which can lead to poor engine performance or even catastrophic engine failure if the chain skips a tooth or breaks.

If the Defender model with the AJ120 engine is equipped with a turbocharger, there can be issues with turbo lag, oil supply, or turbo failure due to high stress and heat.

The in-line 6-cylinder configuration may face fuel injector issues, such as clogging or leakage, which can affect engine performance and fuel efficiency.

Modern engines like the AJ120 are equipped with numerous sensors. Failures in oxygen sensors, mass airflow sensors, or crankshaft position sensors can lead to poor engine performance and diagnostic challenges.

Direct injection engines like the AJ120 can suffer from carbon buildup on intake valves, leading to reduced airflow and performance over time.

Problems with the EGR valve can lead to poor emissions performance and engine knocking, affecting the overall engine efficiency and compliance with emission standards.

Due to the in-line configuration and potential gasket issues, oil leaks can commonly occur, leading to reduced performance and potential engine damage if not addressed promptly.

The AJ120 engine, while powerful, may experience cooling system inefficiencies, particularly if the radiator or coolant passages are blocked or if the coolant level is low.

The 6-cylinder AJ120 engine may experience timing chain wear or stretching, which can lead to poor engine performance or even catastrophic engine failure if the chain skips a tooth or breaks.

If the Defender model with the AJ120 engine is equipped with a turbocharger, there can be issues with turbo lag, oil supply, or turbo failure due to high stress and heat.

The in-line 6-cylinder configuration may face fuel injector issues, such as clogging or leakage, which can affect engine performance and fuel efficiency.

Modern engines like the AJ120 are equipped with numerous sensors. Failures in oxygen sensors, mass airflow sensors, or crankshaft position sensors can lead to poor engine performance and diagnostic challenges.

Direct injection engines like the AJ120 can suffer from carbon buildup on intake valves, leading to reduced airflow and performance over time.

Problems with the EGR valve can lead to poor emissions performance and engine knocking, affecting the overall engine efficiency and compliance with emission standards.