my Toyota Camry XV50 (2012-2017) remote start not working what to check

Toyota Camry XV70 (2018-2024)

Error Codes

30 minutes to 1 hour

Time

medium

Difficulty

medium

Severity

3 min read

528 words

Problem Statement

Learn how to diagnose and fix remote start issues in Toyota Camry XV50 (2012-2017). Step-by-step guide with symptoms, diagnostic steps, and solutions.

Affected Component

Electrical

Estimated Time

30 minutes to 1 hour

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is turned off before checking fuses.

Symptoms

•Remote start button is unresponsive
•No indication of starting attempt (lights do not flash)
•Engine does not crank or start
•Security light may be flashing on the dashboard
•Key fob battery may be low or dead

Diagnostic Steps

1
Check the battery in the key fob to ensure it is functioning properly.
2
Verify that the vehicle is in a suitable environment for remote start (e.g., not in gear, doors closed).
3
Inspect the remote start system fuse in the fuse box for any signs of damage or failure.
4
Scan the vehicle’s OBD-II system for any trouble codes related to the remote start or ignition system.
5
Test the remote start function using a different key fob if available.
6
Check the anti-theft system to ensure it is not preventing remote start 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

•Flathead screwdriver
•Fuse pullers or needle-nose pliers

Parts Required

•CR2032 key fob battery
•Replacement fuse (if necessary)

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Diagnostic Steps

1
Check the battery in the key fob to ensure it is functioning properly.
2
Verify that the vehicle is in a suitable environment for remote start (e.g., not in gear, doors closed).
3
Inspect the remote start system fuse in the fuse box for any signs of damage or failure.
4
Scan the vehicle’s OBD-II system for any trouble codes related to the remote start or ignition system.
5
Test the remote start function using a different key fob if available.
6
Check the anti-theft system to ensure it is not preventing remote start operation.

Solution

1. Key Fob Battery Replacement

Sub-steps:
1. Locate the small slot on the side of the key fob and use a flathead screwdriver to gently pry it open.
2. Remove the old battery and replace it with a new CR2032 battery, ensuring the positive (+) side faces up.
3. Snap the key fob back together securely.
Tools Required: Flathead screwdriver
Safety Warnings: None applicable for battery replacement.

2. Inspect and Replace Remote Start System Fuse

Sub-steps:
1. Open the driver’s side fuse box, typically located under the dashboard or near the steering column.
2. Refer to the fuse diagram on the cover to locate the remote start system fuse.
3. Remove the fuse with fuse pullers or pliers and inspect it for continuity.
4. If blown, replace it with a fuse of the same amperage (check owner’s manual for specifications).
Tools Required: Fuse pullers or needle-nose pliers
Safety Warnings: Ensure the vehicle is turned off before checking fuses.

3. Check Anti-Theft System

Sub-steps:
1. Verify that the anti-theft system is not activated by checking for a flashing security light on the dashboard.
2. If the light is flashing, reset the anti-theft system by locking and unlocking the driver’s door with the key.
3. Test the remote start function again to see if it operates correctly.
Tools Required: None
Safety Warnings: None applicable.