Why is my Lexus RX330 overheating?
While there are a variety of reasons your Lexus RX330 is overheating, the most common 3 are a coolant leak (water pump, radiator, hose etc.), the radiator fan, or a failed thermostat.
How do you program a 2004 Lexus RX330 key?
Key Programming:
- Insert an already programmed master key into the ignition. Do not turn.
- Press and release the gas pedal 5 times.
- Press and release the brake pedal 6 times.
- Remove the key from the ignition.
- Insert the new key you want to program into the ignition.
- Press and release the gas pedal one time.
- Wait 1 minute.
How do I program my Lexus remote key?
Press and hold the “Lock” button for one second. The locks should cycle once, which means your Lexus has accepted the new remote. If the locks cycle twice, the reprogram was not successful; start over from the beginning. Close and open the driver’s door to complete the reprogram on the remote.
Where is the thermostat located on a Lexus RX?
Most thermostats are located where the radiator hose goes into the engine. The RX isn’t any different. Follow the upper radiator hose to the engine block. That hose connects to the engine’s water inlet. In that pipe is the thermostat. In order to remove the thermostat, that pipe will have to come out.
What causes a Lexus RX330 engine to overheat?
Lexus RX330 Overheating Repair Symptoms. When the radiator fans stop functioning properly, the engine temperature will rise as there will be insufficient airflow to cool the radiator. A failing radiator can cause the engine to run hot or overheat. Most radiators are made of metal and plastic.
Can a faulty thermostat cause a Lexus to overheat?
A faulty thermostat can force the engine to overheat by preventing coolant from flowing through the radiator. Fixing and replacing a faulty one is easy and will save a considerable amount of time and money compared to leaving the job to a mechanic. In order to reach the thermostat on the Lexus RX, remove the serpentine belt first.