how to fix the remote start not working on my Toyota Corolla E140 (2006-2013)

Toyota Corolla E140 (2006-2013)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

4 min read

625 words

Problem Statement

Learn how to diagnose and fix the remote start issue on your 2006-2013 Toyota Corolla E140. Step-by-step guide with diagnostic procedures and repair instructions.

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 shorts
•Ensure the vehicle is in a safe location and cannot roll before working on it

Symptoms

•Remote start does not activate when the button is pressed
•Dashboard lights do not illuminate when attempting to start remotely
•Engine does not crank or start
•No sound or feedback from the remote starter
•Check engine light may be illuminated after multiple failed attempts

Diagnostic Steps

1
Check the remote key fob battery and replace if necessary
2
Verify that the vehicle is in the proper state for remote start (e.g., doors closed, hood closed)
3
Inspect the vehicle's battery voltage with a multimeter to ensure it is not too low
4
Scan for error codes using an OBD-II scanner to identify any potential issues
5
Test the remote start system's wiring and connections for any signs of damage or loose connections
6
Confirm that the remote start system is properly programmed and compatible with the vehicle

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
•Multimeter
•Basic socket set
•Wire cutter/stripper
•Electrical tape

Parts Required

•Remote key fob battery (type may vary)
•Replacement wiring (if damaged)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Check the remote key fob battery and replace if necessary
2
Verify that the vehicle is in the proper state for remote start (e.g., doors closed, hood closed)
3
Inspect the vehicle's battery voltage with a multimeter to ensure it is not too low
4
Scan for error codes using an OBD-II scanner to identify any potential issues
5
Test the remote start system's wiring and connections for any signs of damage or loose connections
6
Confirm that the remote start system is properly programmed and compatible with the vehicle

Solution

1. Preparation

Gather necessary tools: OBD-II scanner, multimeter, basic socket set, wire cutter/stripper, electrical tape.
Ensure the vehicle is parked in a well-ventilated area and the engine is off.
Disconnect the vehicle's battery to avoid any electrical shorts during repairs.

2. Check and Replace Remote Key Fob Battery

Open the remote key fob carefully using a flathead screwdriver.
Remove the old battery and replace it with a new battery, ensuring correct polarity.
Reassemble the remote fob and test the remote start function.

3. Inspect and Test Vehicle Components

Check the vehicle’s battery voltage with a multimeter. It should be above 12.4 volts.
- If the voltage is low, charge or replace the battery.
Ensure that the hood and trunk are fully closed, as many systems require this for remote start to function.

4. Scan for Error Codes

Connect the OBD-II scanner to the vehicle’s diagnostic port.
Turn the ignition to the "ON" position without starting the engine.
Check for any error codes that might indicate issues with the engine or remote start system.
Address any error codes found, which may involve further diagnosis and repair.

5. Inspect Remote Start Wiring

Remove any panels or covers to access the remote start wiring.
Visually inspect all connections for signs of wear, fraying, or disconnection.
Use a multimeter to check for continuity in the wiring.
Repair or replace any damaged wires and securely reconnect all connections.

6. Reprogram Remote Start System (if necessary)

Refer to the specific remote start system manual for programming instructions.
Follow the steps to reset or reprogram the remote start system to ensure it is compatible with your vehicle.