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Home/Cars/Ford/Explorer/Fifth Generation (2011-2019)/my Ford Explorer's remote start feature isn't working, what should I check

my Ford Explorer's remote start feature isn't working, what should I check

Ford Explorer Fifth Generation (2011-2019)

Severity: mediumDifficulty: medium1-2 hours
3 min read
494 words

Problem Statement

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

Component
Electrical
Repair Time
1-2 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical components to avoid short circuits.

Symptoms

  • •Remote start button does not respond when pressed
  • •Engine cranks but does not start
  • •Dashboard lights flicker briefly then go dark
  • •Check engine light illuminated
  • •Security system indicator light is flashing

Diagnostic Steps

  1. 1Check the vehicle's battery voltage using a multimeter to ensure it is adequately charged.
  2. 2Verify that the remote key fob has a functioning battery by testing its signal with a remote tester.
  3. 3Inspect the vehicle's fuse box for blown fuses related to the remote start system.
  4. 4Scan the vehicle for any error codes using an OBD-II scanner to identify potential issues.
  5. 5Ensure that all doors are properly closed and that the hood is secure, as these can inhibit remote start functionality.
  6. 6Test the remote start feature with a spare key fob, if available, to rule out a faulty key fob.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts.
  • Ensure the vehicle is in a safe and well-ventilated area.
  • Disconnect the vehicle's battery to prevent any electrical issues during the repair.

2. Inspect and Replace Key Fob Battery

  • Remove the key fob casing using a small flathead screwdriver.
  • Replace the old battery (usually a CR2032) with a new one, ensuring correct polarity.
  • Reassemble the key fob and test the remote start function.

3. Check and Replace Fuses

  • Locate the fuse box, typically found under the dashboard or in the engine compartment.
  • Use a fuse puller to check the fuses related to the remote start (refer to the owner’s manual for specific fuse locations).
  • Replace any blown fuses with the correct amperage fuses, ensuring they are securely in place.

4. Reconnect Battery and Test

  • Reconnect the battery terminals, ensuring a solid connection.
  • Attempt to use the remote start feature to see if it functions properly.

5. Clear Error Codes

  • Use the OBD-II scanner to clear any stored trouble codes.
  • Test the remote start feature again after clearing codes to check for any new codes that may appear.

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

  • Multimeter
  • OBD-II scanner
  • Small flathead screwdriver
  • Fuse puller

Parts Required

  • Key fob battery (CR2032)
  • Replacement fuses (if applicable)

Additional Information

Component

Electrical

Repair Time

1-2 hours

Difficulty

medium

Severity

medium

Tools

4 items

Parts

2 items

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