how to reset the transmission fluid light in my Ford F-150 13th Generation (2015-2020)

Ford F-150 13th Generation (2015-2020)

Error Codes

30 minutes

Time

medium

Difficulty

medium

Severity

3 min read

428 words

Problem Statement

Learn how to reset the transmission fluid light on your 2015-2020 Ford F-150. Step-by-step guide with diagnostic procedures and maintenance tips.

Affected Component

Transmission

Estimated Time

30 minutes

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is in park and the engine is off before performing any diagnostics.

Symptoms

•Transmission fluid light illuminated on the dashboard
•Check engine light may also be on
•Transmission may exhibit abnormal shifting behavior
•Delay in engagement when shifting from park to drive
•Fluid leaks under the vehicle

Diagnostic Steps

1
Check the transmission fluid level using the dipstick; ensure the fluid is at the correct level.
2
Inspect the transmission fluid condition; look for discoloration or burnt smell.
3
Scan for error codes using an OBD-II scanner to identify any related issues.
4
Verify if any recent maintenance was performed that would require a light reset.
5
Check for any leaks or damage to the transmission system.

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
•Transmission fluid dipstick

Parts Required

•Transmission fluid (if fluid level is low)

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Diagnostic Steps

1
Check the transmission fluid level using the dipstick; ensure the fluid is at the correct level.
2
Inspect the transmission fluid condition; look for discoloration or burnt smell.
3
Scan for error codes using an OBD-II scanner to identify any related issues.
4
Verify if any recent maintenance was performed that would require a light reset.
5
Check for any leaks or damage to the transmission system.

Solution

1. Preparation

Ensure the vehicle is parked on a level surface and the engine is off.
Gather necessary tools: OBD-II scanner, vehicle manual for reference.

2. Reset Transmission Fluid Light

Using the Ignition Key Method:
- Insert the key into the ignition and turn it to the "On" position without starting the engine.
- Wait for all warning lights to illuminate on the dashboard, including the transmission light.
- Turn the key back to the "Off" position.
- Repeat this process three times (turning it to "On" and then "Off" each time).
- Start the engine and check if the transmission fluid light has turned off.
Using an OBD-II Scanner:
- Connect the OBD-II scanner to the vehicle's diagnostic port.
- Turn the ignition to the "On" position.
- Select the "Reset" or "Clear Codes" option on the scanner interface.
- Follow the prompts to reset the transmission fluid light.
- Disconnect the scanner and start the engine to verify the light is off.