how to fix the remote start not working on my Toyota Corolla E170 (2013-2019)

Toyota Corolla E170 (2013-2019)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

571 words

Problem Statement

Learn how to diagnose and fix the remote start issue in your 2013-2019 Toyota Corolla E170. 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

•Disconnect the battery before working on electrical systems to prevent shocks and shorts.
•Ensure the vehicle is in a safe location before testing remote start functionality.

Symptoms

•Remote start button does not respond when pressed
•Engine does not start remotely
•Indicator lights on the key fob do not illuminate
•No audible confirmation (chirp) when attempting remote start
•Check engine light may be illuminated
•Security system may be activated, preventing remote start

Diagnostic Steps

1
Inspect the key fob battery for charge and replace if necessary.
2
Check the vehicle's battery voltage and connections for stability.
3
Verify that the remote start system is programmed correctly in the vehicle’s settings.
4
Scan the vehicle for error codes using an OBD-II scanner.
5
Test the remote start operation within the specified range (typically within 100 feet).
6
Check the functionality of the brake pedal switch, hood switch, and any other safety features that may inhibit 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

•Flathead screwdriver
•Multimeter

Parts Required

•Key fob battery (CR2032)

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Symptoms

•Remote start button does not respond when pressed

•Engine does not start remotely

•Indicator lights on the key fob do not illuminate

•No audible confirmation (chirp) when attempting remote start

•Check engine light may be illuminated

•Security system may be activated, preventing remote start

Diagnostic Steps

1
Inspect the key fob battery for charge and replace if necessary.
2
Check the vehicle's battery voltage and connections for stability.
3
Verify that the remote start system is programmed correctly in the vehicle’s settings.
4
Scan the vehicle for error codes using an OBD-II scanner.
5
Test the remote start operation within the specified range (typically within 100 feet).
6
Check the functionality of the brake pedal switch, hood switch, and any other safety features that may inhibit remote start.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked in a safe location and the engine is off.
Disconnect the battery to prevent electrical shorts while working on the vehicle.

2. Replace Key Fob Battery

Tools Required: Flathead screwdriver
Sub-steps:
1. Use the flathead screwdriver to gently pry open the key fob case.
2. Remove the old battery and replace it with a new, compatible battery (usually CR2032).
3. Snap the key fob case back together and test the remote start function.

3. Check Vehicle Battery and Connections

Tools Required: Multimeter
Sub-steps:
1. Use a multimeter to check the voltage of the vehicle’s battery; it should be around 12.6 volts at rest.
2. Inspect battery terminals for corrosion and tighten connections.
3. If the battery voltage is low, charge or replace the battery as needed.

4. Reprogram Remote Start System

Tools Required: None
Sub-steps:
1. Refer to the vehicle’s owner’s manual for specific instructions on reprogramming the remote start system.
2. Follow the outlined steps, which may include turning the ignition on and pressing specific buttons on the key fob.

5. Inspect Safety Features

Tools Required: None
Sub-steps:
1. Check the brake pedal switch by ensuring it operates smoothly and isn’t stuck.
2. Inspect the hood switch to confirm it is functioning properly and not signaling the vehicle that the hood is open.
3. If necessary, replace faulty switches that inhibit remote start operation.