How do I find my engine scanner code?
- How to read OBD codes: Preparation.
- Step 1: Plug the OBD scanner into the OBD port.
- Step 2: Turn on the ignition.
- Step 3: Enter the Vehicle Identification Number.
- Step 4: Find OBD codes in the menu.
- Step 5: Interpret the first character of the OBD code.
- Step 6: Interpret the second character of the OBD code.
How do you reset the check engine light on a OBD scanner?
Press the “erase/clear” button on your scanner, then turn off the key and disconnect it. Clearing any codes present will turn off your check engine light temporarily. After pressing “erase/clear” and waiting until you see a “no codes” message, you can turn off your vehicle and disconnect the scanner.
Where do I find the Check Engine Light code?
Then, press the “read” button on the scanner to access the check engine light code. The code will be a series of letters and numbers. Record all of the codes so you can figure out what they represent and make the necessary repairs to your vehicle.
What does the 300 code on a check engine light mean?
The PO300 series of codes relate to engine misfires. A 300 is for a random misfire as a 301 represents a misfire detected on cylinder number one. The P0300-P0310 range can often cause the check engine light to flash.
Can a computer not light the Check Engine light?
For example, any problem that affects the emissions system will automatically light the check engine light. But if the problem is not emissions related, and also not critical, it may be stored in the computer but not light the check engine light. Some computers are programmed to see a problem, store a code, and light the check engine light.
Where to find diagnostic code for Buick check engine light?
1. Connect scan tool to the 16-pin data link connector (DLC) located underneath the steering column. The connector may have a removable cover. 2. Turn the ignition on. 3. Follow scan tool manufacturer’s operating instructions to access the Diagnostic Trouble Codes (DTC’s).