Q: Can i retrieve CEL code from car ... forgot what code it hade in my car .. put headgasket sealer and i erase the code ..

The belt tensioners (https://www.yourmechanic.com/article/how-belt-tensioners-work) in your car work to ensure that there is enough tension on your serpentine belt, or other drive belts, so that everything in your engine compartment (your alternator, water pump, air conditioning compressor, etc.) operates the...

Hello. If you have an oil leak that leaks oil that fast, then that leak must be repaired before any serious engine damage occurs. Volvos are known for PCV problems, causing a positive crankcase pressure situation. With pressure present, it...

Hello. We will be happy to assist you with your 2010 Nissan Cube. The problem you are describing could be the result of a faulty alternator (https://www.yourmechanic.com/services/alternator-replacement). The alternator supplies the proper amount of power to the ABS system, the...

This is a sure sign of a shorted mass airflow sensor. The reason it starts with it off is the computer sees no mass air signal and replaces it with an internal memory fake signal to use. This will let...

Hi there - your understanding and terminology oxygen sensors (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-oxygen-sensor) - "upstream" and "downstream" are correct - upstream is between the engine and (before) the catalytic converter. Downstream is after the catalytic converter. I would be suspicious enough of a...

Hi there. It sounds like you may have a failed starter or battery. A good battery test with a digital battery tester that provides current voltage, cold cranking amps, and state of health will either clear or condemn the battery....

The threshold issue in entering the inspection business is NOT a "particular" complement of tools but rather whether you have the specific and intensive training that is required to carry out a meaningful inspection AND convey the results in an...

Hi There, Code P0700 is a general code indicating that the PCM detects a malfunction in the transmission system. In your case, this happens to be a shift solenoid malfunction, as referenced by code P0750. Automatic transmissions use pressurized hydraulic...

You may be having an engine misfire. If your check engine light is on then have a computer scan to see what codes are stored to find the cylinder that is misfiring and may need spark plugs and ignition coils...