Circuit Description & Detecting Conditions
WARNING: This page is about a different car, the 2003 Toyota Prius, 2002 Toyota Prius, and 2001 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.
The brake warning light illuminates when the brake fluid is insufficient, the parking brake is applied, or the EBD is defective. The brake warning light also lights up when DTC No. C1213/ 63 or C1259/ 59 is detected, however, the EBD is not inhibited in this case.