You need to test/replace the knock sensor.
ireplaced it already.
If check engine soon comes on it means you may have a computer sensor telling you something is wrong. You should get a code readout ASAP. Mine let me down and it was a mass air flow sensor the problem.
No, the check engine light comes on when the computer detects a malfunction and sets a code.No, the check engine light comes on when the computer detects a malfunction and sets a code.
The check engine light comes on when the computer detects a malfunction and sets a code.The check engine light comes on when the computer detects a malfunction and sets a code.
That is a warning light to "check your engine". Visit a mechanic and have them use a computer code reader to check for a trouble code. On a 2005 there is a good chance that you may have a bad sensor, such as an oxygen sensor.
Maybe, the check engine light comes on when the computer detects a malfunction and sets a code.Maybe, the check engine light comes on when the computer detects a malfunction and sets a code.
Check the crankshaft sensor. The sensor connector could be loose or the sensor could be bad. Try to read the engine codes to see if the computer shows an issue.
I had all sensors replaced in my 03 Trailblazer and the check engine light stiil comes on. Why?
Get an engine computer code read out . Could be a fuel sensor problem or even a mass air flow sensor. It could let you down if you don;t get it repaired.
There is a failure in the oxygen sensor heater.
The check engine light comes on at start up for a bulb check. If it stays on with the engine running the computer has detected a malfunction. You need to have it checked for codes.
The check engine light for the 2001 Isuzu Rodeo often comes on because of a sensor that is damaged or malfunctioning. The most common sensor is an oxygen sensor and when reset, this often allows the light to be reset.
the sensor is going out