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I don't know the answer you need but, my 99 toyo tacoma has eng. light on and the code reads po141...heat sensor unit....I am mechanicly inept...if you get an answer,I think I will too !
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∙ 15y ago
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What is problem repalced egr o2 sensors and check engine light still on?
Have the system checked for codes. That will lead you to the problem.
Check engine light is on steady on your 03 Z71 Tahoe you have replaced the two O2 sensors before the cat conv Light is still on Should you replace the two aft of the converter?
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
Chevy Malibu reset check engine light?
To reset the check engine light unplug the battery for 30 minutes. If the issues still persists the light will still light up when reattached.
2001 Pathfinder engine light problem you replaced 2 oxygen sensors then replaced 2 timing sensors the service engine light still on computer shows no code?
Wrong scanner?? If a check engine light is on, there are codes. Timing sensor? Check engine usually means a problem... Service means that scheduled service needs to be performed like oil change, or timing belt replacement. I would Check your Catalytic Converter. What often happens is the catalyst that is in the Catalytic converter Heats up and Blows out into your Muffler. This means It is not the sensor,but your converter and Muffler Need Replaced.I have just fixed two cars with this problem,and they had the same symptoms,Check engine Light.
Will vtec still work when check engine light is on?
VTEC may or may not work when the check engine light is on. It depends on why the check engine light is one. If it is on because of a problem with the VTEC system, then, no, it will not work properly.
How do you reset the brake pad wear warning light on a 2008 dodge sprinter after replacing the pads?
If you replaced the sensors and the light is still on, then you have a wiring issue. You will need to check the wires going to the sensors.
What happens after you get spark plugs fixed and the check engine light still comes on?
Go to Auto Zone and they will check you engine light for FREE... And go from there...
What causes the check engine dash light to come on in a 1994 thunderbird 4.6l?
There are several causes for the engine light to come on. The most common problem is the oxygen sensors. If you decide to replace the oxgen sensors, make sure you disconnect the negative battery cable before you replace them. Otherwise, the engine light will still come on. Another cause can be the mass airflow sensor. The best thing to do to be 100% sure is to have the dealer diagnose it. Good Luck!
Can car still fail emissions if check engine light is off?
Yeah, it can. If something is wrong with your emmision control system, your car can still fail emmisons, but the check engine light doesn't have to be on.
Infiniti QX4 O2 sensors---HELP How do you get the check engine light off.replaced sensors -still on 3 trips to mechanic...have had 2 replaced...runs fine..light still on.?
Take it to an Infiniti or Nissan dealer, they will rape you but should be able to get the problem taken care of Take it to an Infiniti or Nissan dealer, they will rape you but should be able to get the problem taken care of
Check engine light on 2007 Toyota corolla?
i have a 2007 carolla that has been fully services and the check engine light is still on. there is nothing wrong with it.. How do I get it off?
How do you remove the check engine light after changing sensor?
If the check engine light is still on there is still a problem. When you fix the problem the light will go out by its self and the fault code will stay in the ecm as a stored code until it's reset.
