Check your brake (stop) light fuse
Go call the Toyota car company or headquarters and ask the people who made the car.
start with engine off. press and hold that speedometer resetter while starting engine, check engine light will flash a few times then disappear.
Have vehicle scanned to determine the problem - usually in the emission control system,
I have a 2003 Highlander. Whenever I get the oil changed, the check engine light comes on within a couple of days. I finally figured out that there is a hose under the air filter case that gets disconnected when the filter is checked. Just reattach the hose and the light will reset after a few restarts of the engine.
To reset a check engine light for a Highlander 2003, disconnect the battery for 10 minutes. After this time, reconnect the cables.
Check the engine coolant... Is it full? yes coolant level is full
If there is a cap on the radiator you can check to see if the radiator is full , and if it isn't , " top up " the engine coolant . Otherwise , you check the engine coolant level at the engine coolant reservoir when the engine is cold and maintain the level at the cold mark
Check coolant leaks with a visual inspection. Clean the engine, then see where the coolant reappears. Look under the water pump. Check engine oil to see if coolant is leaking into the oil.
Check the coolant reservoir in the engine compartment. There are marks to assist you with proper level. If it's empty you need to add coolant ASAP.
The coolant level is low.The coolant level is low.
With engine coldDrain coolant from radiatorRemove hose clamps on defective hoseRemove defective hose and replaceRe-fill coolant slowly to prevent an air lockStart engine and look for leaksRun engine to normal operating temperature with heater onRe-check coolant level
That means the engine is running HOT. Need to check the coolant level and check for coolant leaks.
Down on what? Engine oil, check the dipstick. Coolant, check the reservoir.
For the Highlander 4 cylinders, it is on the Alternator side. To replace it, you have to take the alternator out and unscrew two bolds . Unless the engine is rebuilt, thermostat only replaced, most likely, when you rebuild the engine. check cooling tank and water hose leak first.
how to discontect the engine light on a 2001 toyota camery ?
Look on the side of the coolant overflow bottle. There should be a low mark for the coolant for a cool engine, and one for a hot engine.
Check the radiator for full coolant. Check the engines water pump and thermostat, as the engine coolant carries heat from the engine into the heater core.
it means you need to check the engine
You need to flush the power steering fluid on a 2003 Toyota Highlander every two to three years. You should check the fluid levels weekly.
The check engine light in a 2004 Toyota Tacoma can come on for many reasons. It could indicate an exhaust leak or a problem with the engine.
How can I check the ENGINE COOLANT TEMPERATURE (ECT) sensor on my 1991 HONDA PRELUDE SI 2.1L
The easiest way to reset the 2001 Toyota check engine light is to remove the check engine light fuse. The fuse can be found in the fuse box.
check/replace the engine coolant level sensor located in the engine coolant overflow reservior (located at the rear of the engine compartment pass. side)
Make sure you have engine coolant. If the engine isn't getting enough coolant, it will overheat, stall and possibly destroy the engine. One symptom is that no coolant is circulated into the heater. Also check the crank sensor, but check coolant first...then the crank sensor.