did you change the wires also. if not you probablly have a loose wire for one of the plugs. does it run any different
Auto Zone will check your engine codes for FREE. They will tell exactly what is causing your engine light to stay on. They may even reset it for you.
In line filters are directional. check that filter was not installed backwards look for arrow on the side of filter. arrow should point towards engine an away from fuel tank
check that the O ring was replaced when oil filter was changed. id O ring is good and filter is tight, and housing still leaking, replace filter housing
You might not have sealed the air box properly, check the oil level and the plug leads also. If the engine sounds strange, bring it to a garage.
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.
A clogged or defective fuel filter will very likely cause a check engine light. If it is suspected, it should be replaced.
Yes it can if it is clogged or has an obstruction it will most certainly prevent fuel from entering the engine. Check that you have fuel before the filter (incoming) and then check the output of fuel from the filter.
Check to see if it getting spark/fuel Check rotor
The Oil is drained by removing a plug in the oil pan, and letting it run into a pan. The filter is screwed to the side of the engine. After the oil is drained and the filter changed, add oil and check frequently to prevent overfilling.
Then you may want to have a mechanic check it out.
i just changed my batterys out on my truck now my check engine light is on?