Most Common Car Issues

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Dynamic Brake Support (DBS)

Engine Configuration

Engine Model

Engine Number of Cylinders

Make

Model

Other Engine Info

MOST COMMON PROBLEMS

LEXUS LS 2019

The 2019 Lexus LS 500h, including the 500 F Sport trim, is a luxury hybrid sedan with a 3.5L V6 engine. It features top-notch safety systems like Dynamic Brake Support (DBS), Lane Departure Warning (LDW), and Pedestrian Automatic Emergency Braking (PAEB). The vehicle is equipped with advanced technology such as Adaptive Cruise Control (ACC), a Backup Camera, and Parking Assist. With a seating capacity of 5 and a robust 4WD drive type, it offers a premium driving experience.

Spec:

Dynamic Brake Support (DBS)

Standard

Engine Brake (hp) From

295

Engine Configuration

V-Shaped

Engine Model

8GR-FXS, 2NM

Engine Number of Cylinders

Other Engine Info

PORT+ DIRECT

Problems:

Dynamic brake support (dbs) malfunction

DBS systems can sometimes fail to correctly identify an imminent collision or apply insufficient braking force, reducing the effectiveness of this safety feature.

Engine misfire

Misfires in a V-shaped 6-cylinder engine like the 8GR-FXS, 2NM can occur due to issues with spark plugs, ignition coils, or fuel injectors.

Oil leaks

V-shaped engines are prone to oil leaks from valve cover gaskets, oil pan gaskets, or rear main seals.

Excessive oil consumption

Some Lexus LS models have been reported to consume more oil than usual, potentially due to issues with piston rings or valve seals.

Timing chain issues

Problems with the timing chain, such as stretching or wearing out, can lead to poor engine performance and potential engine damage.

Fuel injector clogging

Direct and port injection systems can suffer from clogged fuel injectors, which can affect engine performance and efficiency.

Turbocharger problems

If the engine is turbocharged, issues with the turbocharger such as bearing failure or oil leaks can occur.

Sensor failures

Various engine sensors (e.g., oxygen sensors, MAF sensors) can fail, leading to poor engine performance and increased emissions.

Cooling system issues

Problems with the radiator, water pump, or thermostat can lead to engine overheating, which can cause severe engine damage if not addressed.

Exhaust gas recirculation (egr) valve problems

Issues with the EGR valve can lead to poor engine performance and increased emissions.

Engine mounts wear

Over time, engine mounts can deteriorate, leading to excessive engine vibration and noise.

TOYOTA Highlander 2019

The 2019 Toyota Highlander is a versatile multipurpose passenger vehicle (MPV) with a 3.5L V6 engine (2GR-FKS) producing 295 hp. It features standard safety technologies like Dynamic Brake Support (DBS), Lane Departure Warning (LDW), Forward Collision Warning (FCW), and Adaptive Cruise Control (ACC). Equipped with an 8-speed automatic transmission and 4WD, it offers a comfortable and secure ride with advanced safety systems. Built in Indiana, USA, this model includes trim options such as LE, LE Plus, XLE, SE, and Limited.

Spec:

Dynamic Brake Support (DBS)

Standard

Engine Brake (hp) From

295

Engine Configuration

V-Shaped

Engine Model

2GR-FKS

Engine Number of Cylinders

Other Engine Info

PORT+DIRECT

Problems:

Dynamic brake support (dbs) malfunctions

Issues with the DBS system can lead to a failure in providing additional braking force during emergency stops.

Engine misfire

Engine misfires can occur due to faulty spark plugs, ignition coils, or fuel injectors in the V-Shaped 6-cylinder 2GR-FKS engine.

Oil consumption

Excessive oil consumption can be a problem with the 2GR-FKS engine, often due to worn piston rings or valve seals.

Cooling system issues

Problems with the cooling system, such as radiator leaks or failing water pumps, can affect the engine's performance and longevity.

Fuel system problems

The PORT+DIRECT fuel injection system can have issues like clogged injectors or fuel pump failures, leading to poor engine performance.

Timing chain wear

Over time, the timing chain in the 2GR-FKS engine can stretch or wear out, causing noise and potential engine timing issues.

Exhaust system issues

Problems with the exhaust system, such as a failing catalytic converter or exhaust leaks, can lead to decreased engine efficiency and increased emissions.

Sensor malfunctions

Various sensors (oxygen sensors, mass air flow sensor, etc.) can fail, leading to incorrect engine management and performance issues.