Quote:
Originally Posted by Fortugs
I bought an 08 135i with 88,000kms a month ago. Brakes became very noisy last few weeks. Pulled brakes apart to inspect/service- still had around 5mm pad front and rear. Came to find the caliper pistons are all badly corroded to the point they are crumbling apart. Have never seen this before on any vehicle ever. Been a technician for 10yrs. Any explanations?
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Possible the car was tracked? Those ceramic pistons are known to crumble under heavy load:
https://www.1addicts.com/forums/showthread.php?t=221203
EDIT** Just noticed I linked back to this same thread... oops