A rear brake job looks like the simple half of the car — until the caliper pins won't budge, the piston fights you on the way in, and three months later the new pads are squealing like the old ones. Modern Audi/Volkswagen platforms punish shortcuts. Done right, though, it's a very doable driveway job with hand tools and an afternoon.
Safety first, seriously
Brakes are the one job where "good enough" isn't. Jack points on these cars matter (rockers aren't lift points), use proper stands, and crack the caliper guide bolts loose while the wheel is still on the ground — breaking them loose mid-air risks spinning the hub and rounding the heads.
The steps most people get wrong
- Service the pins, don't ignore them: pull the caliper guide pins, wipe off the old crusty grease, and re-grease with high-temp silicone brake grease. Dry pins = uneven pad wear and dragging brakes.
- Reset the piston properly: rear pistons often need to be threaded or rotated while pressed. Crank it in slowly and evenly — forcing it straight when it wants to rotate cracks the piston seal.
- Clean the hardware: wire-brush the pad clips and carrier contact points. A $10 hardware kit with new clips costs less than the aggravation of reusing corroded ones.
- Torque, don't guess: caliper bracket bolts and lug bolts to spec with a torque wrench. Overtightened stretched bolts are how caliper brackets come loose.
Bedding in: the step everyone skips
New pads need transfer film to grip properly. Find an empty road: 6–8 moderate stops from ~60 km/h down to ~15, without coming to a full stop, then drive several minutes without touching the brakes to cool everything evenly. Skip this and you'll chase noise and pulsation that "new parts" shouldn't have.
One modern caveat
Newer models with electronic parking brakes need the EPB put in service mode (or the motor backed off with a scan tool) before the caliper comes apart — check whether yours applies automatically at shutdown. Older cable-EPB cars like many Golfs and Jettas don't have this complication, which makes them ideal first brake jobs.