Rear Brake Disc Corrosion
MinorBrakesDue to regenerative braking, the rear discs often don't get "cleaned" by the pads, leading to surface corrosion and pitting that causes MOT failures.
Est. Repair Cost: £200–£400
Warning Signs:
Squealing when braking, Visible pitting or rust on the disc surface, Advisory on MOT for "discs pitted"
What to Inspect:
- Inspect the rear discs through the alloy wheel spokes
- Check for a "lip" on the edge of the disc
- Feel for any pulsing through the brake pedal
Verified by IsItAGoodCar Research Team