how to fix the remote start not working on my Ford F-150 13th Generation (2015-2020)

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

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

529 words

Problem Statement

Learn how to diagnose and fix the remote start issue on your 2015 Ford F-150. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components to avoid shocks or shorts.

Symptoms

•Remote start button does not activate the engine
•No lights or sounds when attempting to use remote start
•Check engine light may be illuminated
•Vehicle does not respond to key fob inputs
•Security system indicator flashing or activated

Diagnostic Steps

1
Check the battery in the key fob to ensure it has sufficient charge.
2
Verify that the vehicle is in 'Park' and all doors are closed securely.
3
Scan the vehicle’s OBD-II system for any diagnostic trouble codes (DTCs).
4
Inspect the remote start module connections and wiring for any damage or loose connections.
5
Test the key fob functionality by attempting to unlock or lock the doors.
6
Ensure that the hood and brake pedal switches are functioning properly.

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
•Multimeter
•Basic hand tools (screwdrivers, socket set)

Parts Required

•Key fob battery (CR2032)
•Replacement switches (if faulty)

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Diagnostic Steps

1
Check the battery in the key fob to ensure it has sufficient charge.
2
Verify that the vehicle is in 'Park' and all doors are closed securely.
3
Scan the vehicle’s OBD-II system for any diagnostic trouble codes (DTCs).
4
Inspect the remote start module connections and wiring for any damage or loose connections.
5
Test the key fob functionality by attempting to unlock or lock the doors.
6
Ensure that the hood and brake pedal switches are functioning properly.

Solution

1. Preparation

Tools Required: OBD-II scanner, multimeter, basic hand tools (screwdrivers, socket set).
Disconnect the vehicle battery to prevent any electrical shorts during the repair process.

2. Check Key Fob Battery

Remove the key fob from your keychain.
Open the key fob casing using a small screwdriver.
Replace the old battery with a new CR2032 or equivalent battery.
Reassemble the key fob and test the remote start function.

3. Inspect Remote Start Module

Locate the remote start module (usually near the vehicle's fuse box).
Remove the module from its mounting bracket.
Visually inspect all wiring connections for corrosion or disconnections.
Use a multimeter to check for proper voltage at the module connections.
Reconnect or replace damaged wiring as necessary.

4. Test Hood and Brake Pedal Switches

Locate the hood switch and ensure it is not stuck or damaged.
Use a multimeter to check for continuity through the switch when the hood is closed.
Inspect the brake pedal switch to confirm it is functioning correctly by ensuring it engages when the pedal is pressed.
Replace any faulty switches if necessary.

5. Reset the System

Reconnect the vehicle battery.
Use the OBD-II scanner to clear any stored codes.
Perform a hard reset of the remote start system by following vehicle-specific instructions in the owner’s manual.