why is the check engine light on in my Ford Mustang S650 (2024-Present)

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is parked on a level surface, and the engine is cool.

2. Scan for Trouble Codes

• Use an OBD-II scanner to retrieve error codes.
• Note the codes for further diagnostics or repairs.

3. Inspect and Replace the Gas Cap

• Tools Required: None
• Remove the gas cap and inspect for damage or debris.
• Clean the cap and the neck of the fuel tank.
• If damaged, replace the gas cap with an OEM part.

4. Address Engine Oil and Coolant Levels

• Tools Required: Oil dipstick, coolant tester
• Check engine oil with the dipstick; replace if low or dirty.
• Inspect the coolant reservoir; refill with the appropriate coolant if low.

5. Air Intake Inspection

• Tools Required: Socket set
• Remove the air intake duct and inspect for cracks or disconnections.
• Reattach or replace any damaged components securely.

6. Exhaust System Examination

• Tools Required: Jack and jack stands (if needed)
• Inspect the entire exhaust system for leaks or physical damage.
• Repair or replace any damaged sections as necessary.

7. Electrical System Check

• Tools Required: Multimeter
• Test the battery voltage; ensure it is within the normal range (12.6V or above).
• Check for loose or corroded battery terminals and clean as needed.