Skoda Octavia NFL (2020-Present) ABS light is on how do I fix it

Solution

1. Preparation

• Gather tools and parts required for the repair.
• Ensure the vehicle is on a flat surface and securely supported with jack stands.
• Disconnect the battery negative terminal to prevent electrical shorts.

2. Inspect ABS Wheel Speed Sensors

• Remove the wheel to gain access to the ABS sensor.
• Unplug the ABS sensor connector from the harness.
• Clean the sensor and mounting area with a brake cleaner to remove dirt and debris.
• Reconnect the sensor and ensure it is secured properly.

3. Check Brake Fluid Level

• Open the hood and locate the brake fluid reservoir.
• If the fluid level is low, top it up with the recommended brake fluid type (DOT 4 or as specified in the owner’s manual).
• Replace the cap securely.

4. Inspect ABS Control Module

• Locate the ABS control module, typically near the master cylinder.
• Visually inspect the module for any signs of corrosion or damage.
• If corrosion is present, clean the connectors with electrical contact cleaner.
• If the module is damaged, replace it with a new unit.

5. Reconnect Battery and Clear Codes

• Reconnect the battery negative terminal.
• Use the OBD-II scanner to clear any stored ABS fault codes.
• Start the vehicle and check if the ABS light is still illuminated.