Can you use a code reader without a check engine light?
In short, yes; it’s possible to diagnose a problem with a vehicle even if the check engine light does not illuminate. A professional mechanic would start by downloading any error codes store in your 2005 Ford Explorer’s computer.
How do you read a check engine light without a Ford code reader?
How To Read Ford Check Engine Light Without a Code Reader
- Press and hold the reset button for the odometer.
- Turn the key on to accessory.
- Keep holding the button until the words TEST appear.
- Once the words TEST appear let go of the odometer button and press it again to cycle through the onboard test.
Why is my engine light still on?
The check engine light illuminates, stays on, and there are performance problems. This means that a vital component of your emission control and engine management system has a serious problem. It usually involves a component or system needed for the vehicle to run at all.
How to read a check engine light code?
How to Read Codes From Your Check Engine Light (For Older Cars) Step 1: Find Your Vehicle’s Diagnostic Plug . The first step is to find your vehicles diagnostic plug. The one in my car was a small blue plug that was Step 2: Bridge the Wires. Step 3: Watch the Flashing Light and Decipher the Code.
How do you check the Check Engine light?
Put your key in the ignition and switch the vehicle to “on.” Do not start the vehicle. Once the lights on the dash come on, turn off all the vehicle’s accessories, like the radio. Then, press the “read” button on the scanner to access the check engine light code.
Where to get a “check engine” light read?
The first step is to read the check engine light code provided by the car’s computer system. This is the information that’s been logged by the sensors in your engine. It can be read with OBD II scanners or readers through a connection (OBD port) usually located under the steering column.
Where can I test the Check Engine light?
Disconnecting car battery cables In this step, you should use a wrench to remove positive and negative cables. Apply The Battery Disconnecting Technique (Source: Wikihow) Draining remaining electricity Next thing you should do is to press and hold the car horn for about 30 seconds. Waiting and reconnecting the battery