how to reset the check engine light on my Ram 1500 DT (2019-Present)

Ram 1500 DT (2019-Present)

Error Codes

30 minutes to 1 hour

Time

medium

Difficulty

medium

Severity

3 min read

407 words

Problem Statement

Learn how to reset the check engine light on your 2019-Present Ram 1500 DT. Step-by-step guide with diagnostic steps and tools required.

Affected Component

Electrical

Estimated Time

30 minutes to 1 hour

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.

Symptoms

•Check engine light illuminated
•Vehicle may display diagnostic trouble codes (DTCs)
•Possible performance issues depending on the underlying cause of the check engine light

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to determine the underlying issue.
2
Address any identified issues that triggered the check engine light, if applicable.
3
Disconnect the battery to reset the check engine light (optional method).
4
Use the OBD-II scanner to clear stored trouble codes.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•OBD-II scanner
•Socket set
•Safety gloves

Parts Required

•None specifically for resetting the check engine light

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Solution

1. Preparation

Gather tools: OBD-II scanner, socket set, safety gloves.
Ensure the vehicle is parked on a level surface and the ignition is turned off.

2. Use an OBD-II Scanner

Locate the OBD-II port under the dashboard on the driver's side.
Plug the OBD-II scanner into the port.
Turn the vehicle ignition to the "On" position without starting the engine.
Follow the scanner's instructions to read and note any diagnostic trouble codes present.
If no repairs are necessary, proceed to clear the codes.

3. Clear Codes with the OBD-II Scanner

Select the option on the scanner to "Erase Codes" or "Clear Codes."
Confirm the action when prompted by the scanner.
Wait for the scanner to confirm that the codes have been successfully cleared.

4. Disconnect the Battery (Optional)

Using a socket set, disconnect the negative terminal of the battery.
Wait for at least 10-15 minutes to ensure all systems reset.
Reconnect the negative battery terminal and tighten securely.
Start the vehicle to check if the check engine light is off.