If your 2012 Volvo XC60’s rear brakes are acting up, you might be seeing that dreaded message: “Rear Brakes Need Scan Tool.” This article will walk you through understanding why a scan tool is necessary, what it does, and how to use it effectively, whether you’re a DIYer or a seasoned mechanic.
Understanding the Electronic Parking Brake (EPB)
Modern vehicles, like the 2012 Volvo XC60, often utilize an Electronic Parking Brake (EPB). Unlike traditional handbrakes or foot-pedal parking brakes, the EPB is electronically controlled. This system uses a small motor within the rear brake caliper to engage and disengage the parking brake. This means that a simple manual adjustment isn’t possible. When servicing the rear brakes, a scan tool is essential to retract the caliper pistons safely. Attempting to work on the rear brakes without a compatible scan tool can damage the EPB system.
Why a Scan Tool is Necessary for 2012 Volvo XC60 Rear Brakes
The scan tool communicates with the car’s onboard computer, specifically the Electronic Brake Module (EBM). This allows you to put the EPB system into service mode. This mode retracts the caliper pistons, giving you access to the brake pads and rotors. Once the service is complete, the scan tool is used to reset the EPB system. This ensures proper operation and avoids any potential warning lights or malfunctions.
Choosing the Right Scan Tool
Not all scan tools are created equal. While a basic code reader might read and clear engine codes, it likely won’t have the functionality to service the EPB system on your 2012 Volvo XC60. You’ll need a scan tool specifically designed for Volvo vehicles, or a professional-grade scan tool with extensive European car coverage. Investing in a quality scan tool can save you money in the long run by allowing you to perform routine maintenance yourself.
Which Scan Tool Features are Essential?
Look for a scan tool that offers:
- EPB Service Mode: This is crucial for retracting and resetting the electronic parking brake.
- Live Data: This allows you to monitor various brake system parameters in real-time.
- Diagnostic Trouble Codes (DTCs): The ability to read and clear DTCs helps pinpoint specific issues.
- Bi-directional Control: This lets you activate specific components, such as the EPB motor, for testing.
Step-by-Step Guide to Servicing Rear Brakes with a Scan Tool
- Connect the scan tool: Plug the scan tool into the OBD-II port, typically located under the dashboard on the driver’s side.
- Turn the ignition on: Do not start the engine.
- Select the correct vehicle: Choose the 2012 Volvo XC60 from the scan tool’s vehicle menu.
- Enter EPB service mode: Navigate to the EPB section and select “Service Mode.” Follow the on-screen prompts.
- Retract the caliper pistons: The scan tool will activate the EPB motor, retracting the pistons.
- Service the brakes: Replace the brake pads and rotors as needed.
- Reset the EPB system: After completing the service, use the scan tool to reset the EPB. Follow the on-screen instructions carefully.
“Always double-check your work and ensure the parking brake functions correctly after servicing,” advises John Miller, a certified automotive technician with over 20 years of experience.
What if I Don’t Have a Scan Tool?
If you don’t own a compatible scan tool, your best bet is to take your 2012 Volvo XC60 to a qualified mechanic. They’ll have the necessary tools and expertise to service the rear brakes safely and efficiently. While this might seem like an added expense, attempting to service the EPB without the proper equipment can lead to costly repairs down the road.
“Using the right scan tool is paramount for maintaining the integrity of the EPB system,” adds Sarah Chen, an automotive electronics specialist. “Improper procedures can lead to system malfunctions and safety concerns.”
Conclusion
Dealing with the “2012 Volvo Xc60 Rear Brakes Need Scan Tool” message requires the right tools and knowledge. Understanding the function of the Electronic Parking Brake and the necessity of a scan tool is crucial. By following the steps outlined above, you can effectively service your rear brakes or make an informed decision about seeking professional assistance. For expert advice and the best scan tools for your needs, connect with us at CARW Workshop at +1 (641) 206-8880 or visit our office at 4 Villa Wy, Shoshoni, Wyoming, United States.
FAQ
- Can I use any OBD-II scan tool? No, you need a scan tool with specific Volvo or European car capabilities.
- Is it safe to drive with the “Rear Brakes Need Scan Tool” message? It depends on the specific issue. It’s best to get it diagnosed promptly.
- How much does a compatible scan tool cost? Prices vary depending on features and brand.
- Can I rent a scan tool? Yes, some auto parts stores offer scan tool rentals.
- What if the EPB light stays on after resetting? Further diagnostics might be needed. Contact a qualified mechanic.
- How often should I service my rear brakes? Consult your Volvo owner’s manual for recommended service intervals.
- Can I damage the EPB system by using the wrong scan tool? Yes, using an incompatible tool can cause malfunctions.
