The Check Engine Light may illuminate with codes stored indicating a fault with the variable valve timing system. Our technicians tell us improved camshaft timing oil control valves are available which can correct this issue.
Problems for specific Lexus models:
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Most reported Lexus problems
A squeak type noise may be noted from one or both front seats. Squeaks can be caused by contact between the seat track locating pins and the vehicle floor pan. Our technicians tell us the repair involves removing some of the seat locating pins.
The Check Engine Light may illuminate due to an O2 sensor heater fault. Most commonly the affected O2 sensor will need to be replaced to correct this concern.
The traction/stability control light may illuminate due to a faulty steering angle sensor. Our technicians tell us an improved sensor is available to correct this concern.
The inside rear view mirror may become discolored or difficult to see clearly from. A revised mirror is available to correct this concern.
Various user interface issues regarding GPS, radio system, and heater controls, along with bluetooth operation have been addressed with a software upgrade. Our technicians recommend that if you have issues with these systems, checking for the latest software should be the first step in diagnoses.
Various radio issues may develop, including: volume control, radio shuts off by itself, or the radio screen is scrambled or blank. Our technicians tell us an improved radio is available to address these concerns.
The Check Engine Light may illuminate with codes P0171 and/or P0174 due to a lean running engine. Symptoms may include: Hesitation on acceleration, lack of power, and poor fuel mileage. This is commonly caused by a dirty mass airflow sensor. Our technicians tell us the sensor may be cleaned using an approved cleaner but replacement is often required to correct this issue.
Just spoke with my Lexus dealership.
Svc. Tech knew exactly what I was talking about and said he'd had "numerous" complaints. Basically, the problem is the SENSOR from the foot pedal to the engine. Very common in 04-06 RX and EX models!
He reported that THE SOFTWARE UPDATE does not stop the problem... And said there IS NO FIX, and that if I wanted to " fix it"... I'd want to consider going to a '07 model or newer. Said Lexus never s...
Sludge can build up in the engine because Lexus did not recommend frequent enough oil changes. Lexus will sometimes offer a discount on cleaning the engine if necessary. Owners who changed their oil every 3,000 miles did not experience these problems. This sludge build up can lead to excessive oil consumption.