You may have a sticking EFI relay in the main fuse box in the engine compartment. This relay if stuck on can keep power to the computer to turn on check engine light. Replace the relay and then retest.
The statements expressed above are only for informational purposes and should be independently verified. Please see our
terms of service
for more details
Q: What does it mean if the Oil Pressure light comes on in the dash?
Engine oil is vital to the operation of your car. If the oil level drops too low, or if the pressure cannot be maintained, then the engine isn’t being properly lubricated and severe damage could result. If the Oil Pressure...
Q: Replaced Master and Slave clutch cylinders, feels like I have a clutch but can't put into gear while running.
You may still have some air in the clutch hydraulics, or you are having an issue with the clutch not fully releasing. This can be from the air in the system causing the clutch slave cylinder to not move far...
Q: Is my problem my ECM relay?
Hello and thank you for contacting YourMechanic. First you will need to charge or replace your battery. Most of the time, if a battery has a burned cell or will not hold a charge, then it causes a lot of...
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
While the largest part of your engine is mechanical, hydraulics plays a significant role. You’ll find fluids at work in a number of different areas. Your car's fluids include: Engine oil Transmission...
If you have back problems, sitting in a car for an extended period of time can be excruciating. Even without back problems, you could experience discomfort and soreness from...
