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Home/Cars/Toyota/Camry/Seventh Generation (2012-2017)/how to troubleshoot the remote start not working on my Toyota Camry Seventh Generation (2012-2017)

how to troubleshoot the remote start not working on my Toyota Camry Seventh Generation (2012-2017)

Toyota Camry Seventh Generation (2012-2017)

Severity: mediumDifficulty: medium1-3 hours
3 min read
527 words

Problem Statement

Learn how to troubleshoot and fix the remote start issue on your 2012-2017 Toyota Camry. Step-by-step guide with diagnostic steps and solutions.

Component
Electrical
Repair Time
1-3 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems to prevent shorts.

Symptoms

  • •Remote start button has no response when pressed
  • •Engine fails to start after multiple attempts
  • •Security light remains illuminated on the dashboard
  • •Key fob battery appears to be fine but remote start still does not engage
  • •Other remote functions (lock/unlock) may work normally

Diagnostic Steps

  1. 1Verify the key fob battery is in good condition and replace if necessary.
  2. 2Check for error codes using an OBD-II scanner to identify potential issues with the vehicle's ECU.
  3. 3Ensure that the vehicle is in 'Park' and that all doors are securely closed.
  4. 4Inspect the remote start system's wiring for any visible damage or disconnections.
  5. 5Test the remote start feature with a different key fob to rule out fob malfunction.
  6. 6Check the vehicle’s battery voltage to ensure it is sufficiently charged.
  7. 7Review the user manual for any specific conditions or settings that may disable the remote start feature.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts.
  • Tools Required: OBD-II scanner, multimeter, screwdriver set, remote start installation manual (if available).
  • Ensure the vehicle is parked on a level surface with the engine off.

2. Replace Key Fob Battery

  • Use a small screwdriver to carefully open the key fob casing.
  • Replace with a new battery (typically CR2032) ensuring correct polarity.
  • Reassemble the key fob and test the remote start function.

3. Inspect and Repair Wiring

  • Remove the lower dash panel where the remote start module is located.
  • Visually inspect all wiring connections for signs of wear, fraying, or disconnection.
  • Reconnect any loose wires and repair any damaged sections using electrical tape or heat shrink tubing.

4. Reset Remote Start System

  • Disconnect the vehicle's battery for at least 10 minutes to reset the vehicle’s electronics.
  • Reconnect the battery and test the remote start feature.
  • If the system requires a reset procedure, refer to the remote start installation manual for specific instructions.

5. Check Vehicle Battery and Fuse

  • Use a multimeter to check the vehicle battery voltage (should be above 12.4 volts).
  • Locate the fuse box and check the fuse associated with the remote start system, replacing it if blown.

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
  • Screwdriver set

Parts Required

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

Additional Information

Component

Electrical

Repair Time

1-3 hours

Difficulty

medium

Severity

medium

Tools

3 items

Parts

2 items

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