how to fix the remote keyless entry not working on Tesla Outback 5th Generation (2015-2019)

Subaru Outback 5th Generation (2015-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

522 words

Problem Statement

Learn how to diagnose and fix remote keyless entry issues on 2015-2019 Subaru Outback. Step-by-step guide with symptoms, diagnostics, and solutions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

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

Symptoms

•Key fob not responding when buttons pressed
•Confirmation lights on vehicle do not flash when attempting to lock/unlock
•No sound from the vehicle when fob is activated
•Key fob battery low indicator (if applicable)
•Inability to start the vehicle using the push button start feature

Diagnostic Steps

1
Check the key fob battery by opening it and measuring voltage or replacing it with a new one.
2
Inspect the key fob for physical damage or water intrusion.
3
Verify that the vehicle is not in 'keyless access' mode by checking the settings in the vehicle’s menu.
4
Use an OBD-II scanner to check for any related error codes that may indicate a fault in the vehicle's keyless entry system.
5
Test the key fob proximity with the vehicle to ensure it is within range.
6
Examine the receiver module under the dashboard for loose connections or damage.

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

•Small flathead screwdriver
•New CR2032 battery
•Screwdriver set
•Multimeter
•OBD-II scanner

Parts Required

•CR2032 key fob battery
•Keyless entry receiver module (if faulty)

Related Faults

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Diagnostic Steps

1
Check the key fob battery by opening it and measuring voltage or replacing it with a new one.
2
Inspect the key fob for physical damage or water intrusion.
3
Verify that the vehicle is not in 'keyless access' mode by checking the settings in the vehicle’s menu.
4
Use an OBD-II scanner to check for any related error codes that may indicate a fault in the vehicle's keyless entry system.
5
Test the key fob proximity with the vehicle to ensure it is within range.
6
Examine the receiver module under the dashboard for loose connections or damage.

Solution

1. Battery Replacement

Tools Required: Small flathead screwdriver, new CR2032 battery
Steps:
1. Carefully pry open the key fob using the screwdriver.
2. Remove the old battery and note the orientation.
3. Insert the new CR2032 battery in the same orientation.
4. Snap the key fob back together and test the functionality.

2. Reprogramming the Key Fob

Tools Required: None
Steps:
1. Sit in the driver's seat and close all doors.
2. Insert the key into the ignition and turn it to the "ON" position (do not start the engine).
3. Press the "Lock" button on the key fob for 5 seconds.
4. Turn the key to the "OFF" position and remove it.
5. Test the key fob to ensure it locks and unlocks the doors.

3. Inspecting and Repairing the Receiver Module

Tools Required: Screwdriver set, multimeter
Steps:
1. Remove the under-dash panel to access the receiver module.
2. Inspect for loose wiring connections or visible damage.
3. Use a multimeter to test the power supply to the receiver.
  - If no power is detected, trace back to the fuse box.
4. If the receiver module is faulty, replace it with a new unit by disconnecting the old module and connecting the new one.