my Ford F-150 13th Generation (2015-2020) won't go into gear what's wrong

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

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

588 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix transmission issues in Ford F-150 (2015-2020). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Transmission

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the vehicle to cool down before inspecting the transmission system.

Symptoms

•Transmission fluid leaks underneath the vehicle
•Engine revs without acceleration when attempting to shift
•Warning lights illuminated on the dashboard (e.g., check transmission light)
•Transmission slipping or harsh shifting when in gear
•Grinding noise or unusual sounds during gear selection
•Delay in engagement when shifting from park to drive or reverse

Diagnostic Steps

1
Check the transmission fluid level and condition using the dipstick.
2
Inspect for any visible transmission fluid leaks around the transmission pan and seals.
3
Scan the vehicle’s computer for any error codes related to the transmission using an OBD-II scanner.
4
Examine the transmission control module (TCM) wiring and connections for damage or corrosion.
5
Test the battery voltage to ensure sufficient power is supplied to the transmission.
6
Perform a visual inspection of the gear linkage and shifter mechanism for proper operation.

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

•Floor jack
•Jack stands
•OBD-II scanner
•Transmission fluid
•Funnel
•Basic hand tools (socket set, wrenches)

Parts Required

•Transmission fluid
•Gaskets or seals (if leaks are identified)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Symptoms

•Transmission fluid leaks underneath the vehicle

•Engine revs without acceleration when attempting to shift

•Warning lights illuminated on the dashboard (e.g., check transmission light)

•Transmission slipping or harsh shifting when in gear

•Grinding noise or unusual sounds during gear selection

•Delay in engagement when shifting from park to drive or reverse

Diagnostic Steps

1
Check the transmission fluid level and condition using the dipstick.
2
Inspect for any visible transmission fluid leaks around the transmission pan and seals.
3
Scan the vehicle’s computer for any error codes related to the transmission using an OBD-II scanner.
4
Examine the transmission control module (TCM) wiring and connections for damage or corrosion.
5
Test the battery voltage to ensure sufficient power is supplied to the transmission.
6
Perform a visual inspection of the gear linkage and shifter mechanism for proper operation.

Solution

1. Preparation

Tools Required: Floor jack, jack stands, OBD-II scanner, transmission fluid, funnel, basic hand tools (socket set, wrenches).
Ensure the vehicle is on a flat surface. Engage the parking brake and disconnect the battery for safety.

2. Check Transmission Fluid

Remove the transmission dipstick and wipe it clean.
Reinsert the dipstick, then remove it again to check the fluid level.
- Fluid Level: If low, add the recommended transmission fluid (refer to owner's manual).
- Condition: If fluid is dark or burnt, a fluid change is necessary.

3. Inspect for Leaks

Using a floor jack, lift the front of the vehicle and secure it with jack stands.
Visually inspect the transmission pan and surrounding areas for any signs of fluid leaks.
Tighten any loose bolts and replace worn seals or gaskets as necessary.

4. Address Transmission Codes

Connect the OBD-II scanner to the vehicle and retrieve any transmission-related trouble codes.
Note the codes and follow the manufacturer's diagnostic procedures to address specific issues indicated by the codes.

5. Repair Wiring and Connections

Inspect the wiring harness connected to the TCM; repair or replace any damaged wiring.
Clean and reseat all electrical connectors associated with the transmission control system.

6. Final Assembly and Testing

Reconnect the battery and start the vehicle.
Test drive the vehicle to ensure it engages smoothly into all gears without slipping or hesitation.