what to do if my Tesla Outback 5th Generation (2015-2019) remote start fails

Subaru Outback 5th Generation (2015-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

508 words

Problem Statement

Learn how to diagnose and fix remote start failure in Tesla Outback (2015-2019). Step-by-step guide with symptoms, diagnostic steps, and solutions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is in a secure area while testing remote start to avoid unintended activation.

Symptoms

•Remote start function not activating
•Key fob not responding
•Vehicle not responding to mobile app commands
•Dashboard displays no notifications related to remote start
•Battery indicator on key fob shows low power
•Vehicle fails to start when attempting via key fob or app

Diagnostic Steps

1
Check the key fob battery level and replace if low.
2
Verify that the vehicle is within the operational range for remote start.
3
Inspect the vehicle’s settings for remote start functionality in the infotainment system.
4
Use an OBD-II scanner to check for any error codes related to the starting system.
5
Ensure the vehicle’s security system is not preventing remote start due to triggered alarms.
6
Confirm that the vehicle's doors and trunk are closed, as they can prevent remote start.

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
•Small screwdriver

Parts Required

•Key fob battery (CR2032)

Related Faults

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Diagnostic Steps

1
Check the key fob battery level and replace if low.
2
Verify that the vehicle is within the operational range for remote start.
3
Inspect the vehicle’s settings for remote start functionality in the infotainment system.
4
Use an OBD-II scanner to check for any error codes related to the starting system.
5
Ensure the vehicle’s security system is not preventing remote start due to triggered alarms.
6
Confirm that the vehicle's doors and trunk are closed, as they can prevent remote start.

Solution

1. Key Fob Battery Replacement

Tools Required: Small screwdriver, new battery (usually CR2032).
Open the key fob using the small screwdriver.
Remove the old battery and insert the new one, ensuring correct polarity.
Reassemble the key fob.

2. Vehicle Settings Adjustment

Tools Required: None.
Access the vehicle's infotainment system.
Navigate to the settings menu and locate the remote start feature.
Ensure that the remote start option is enabled.

3. Inspecting the Security System

Tools Required: None.
Check for any security alerts or notifications on the vehicle’s dashboard.
If the vehicle is locked and the alarm is triggered, disarm the alarm using the key fob or mobile app.
Retry the remote start feature.

4. OBD-II Scanner Check

Tools Required: OBD-II scanner.
Connect the OBD-II scanner to the vehicle’s diagnostic port.
Scan for any error codes that may indicate issues with the starting system.
Address any error codes found by following the manufacturer's repair guidelines.

5. Testing Remote Start Functionality

Tools Required: None.
After completing the previous steps, attempt to use the remote start feature again via the key fob and mobile app.
Ensure the vehicle is parked correctly and all doors are secured.