By Juraj · Last updated August 15, 2026This is complete step-by-step procedure for opening the electronic parking brake (EPB) rear brake calipers in VW Passat B6 before replacing rear brake pads. Vehicles equipped with electronic parking brake require entering service mode so the brake pistons can retract electronically and allow installation of new brake pads.
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Video: How to open EPB calipers in VW Passat B6
This video shows how to open electronic parking brake calipers using a diagnostic scanner and place the system into service mode before replacing rear brake pads.
Supported vehicles
| Vehicle |
|---|
| passat-b6 |
Technical overview
| Vehicle | VW Passat B6 (2005 – 2010) |
|---|---|
| System | Parking Brake Control Module (53) |
| Difficulty | Easy |
| Time required | ~5–10 minutes |
| Prerequisites | Ignition ON, parking brake released, diagnostic scanner connected, 12V+ voltage |
Step-by-step procedure
Connect the scanner
Connect your OBD2 diagnostic scanner to the vehicle.
Turn ignition ON (engine OFF)
Release the parking brake
Make sure the electronic parking brake is released.
Connect to the vehicle
Connect to the vehicle using Auto Scan / Auto Search.
Enter control module: 53 – Parking Brake
Open service functions / brake service mode
Select Open brake calipers
Select Open brake calipers (or similar EPB service function).
Let the motors retract the pistons
The parking brake motors will retract the pistons automatically.
Replace the pads
After the pistons are retracted, you can remove the brake calipers and replace the rear brake pads. (turn ignition OFF before if scanner instructs you to do so)
How to close brake calipers after pad replacement
After installing new brake pads, the electronic parking brake must return to normal operating position.
- Turn ignition ON.
- Connect the diagnostic scanner again.
- Enter module:
53 – Parking Brake
- Select Close brake calipers.
- The EPB motors will move the pistons back into operating position.
- Press the brake pedal several times to seat the brake pads.
Additional information & compatibility notes
- Applicable models: VW Passat B6 (2005–2010) with electronic parking brake (EPB)
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This procedure modifies the electronic parking brake system through the vehicle control unit. Incorrect use may cause parking brake faults, warning lights or improper brake operation. Always ensure the parking brake is released and the vehicle is safely secured before performing this procedure. If unsure, consult service documentation or a qualified technician.
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I'm Juraj Lukacko and I work as an auto electrician. On this site I share what I learn from real work on real cars, to help you pick the right tools for diagnostics, programming and tuning and get the job done.
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